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# Data Catalog

This page provides a complete reference for the Lusha API, covering the **Data Catalog** (all available fields organized by contact and company data types) and **API Endpoint Structure** (input parameters and output fields for each endpoint).

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## Contact Data

All contact data values available in the Lusha API, organized by data category.

### Personal Information

| Field Name | Description | Data Type |
|  --- | --- | --- |
| First Name | The contact's first name | String |
| Last Name | The contact's last name | String |
| Full Name | The concatenated first and last name | String |
| LinkedIn | Validated URL for the contact's LinkedIn profile | URL |
| X URL | Twitter/X profile URL | String |


### Social & Profile Data

| Field Name | Description | Data Type |
|  --- | --- | --- |
| LinkedIn Followers Count | LinkedIn followers count | Integer |
| LinkedIn Connections Count | LinkedIn connections count | Integer |
| LinkedIn Certifications | Professional certifications from LinkedIn | Array |
| LinkedIn Courses | Courses listed on LinkedIn | Array |
| LinkedIn Awards | Honors and awards from LinkedIn | Array |
| LinkedIn Skills | Skills listed on LinkedIn profile | Array [String] |


### Contact Information

| Field Name | Description | Data Type |
|  --- | --- | --- |
| Email | The verified email address | String |
| Email Type | Classification (e.g., work, personal) | String |
| Email Update Date | The date this specific email was last verified | Date |
| Email Confidence | Confidence score for deliverability (e.g., A+) | String |
| Phone Number | Phone number in international format | String |
| Phone Type | Classification (e.g., mobile, direct, office) | String |
| Do Not Call | Boolean flag for DNC (Do Not Call) registry status | Boolean |
| Phone Update Date | The date this specific phone was last verified | Date |


### Location Information

| Field Name | Description | Data Type |
|  --- | --- | --- |
| Continent | Continent name of the contact | String |
| Country | Country name of the contact | String |
| Country ISO2 | Two-letter ISO country code | String |
| City | City name | String |
| EU Contact | Boolean indicating if the contact is in the European Union | Boolean |
| Coordinates | Array [Longitude, Latitude] for the contact | Array [Float] |


### Professional Data

| Field Name | Description | Data Type |
|  --- | --- | --- |
| Job Title | The full, raw job title string | String |
| Seniority | Standardized seniority (e.g., Vice President, Manager) | String |
| Departments | Array of functional business units (e.g., General Management) | Array |
| Job Start Date | The date the contact started their current role | Date |


### Career History

| Field Name | Description | Data Type |
|  --- | --- | --- |
| Previous Company | Name of the previous employer organization | String |
| Previous Domain | The web domain of the previous employer | String |
| Previous Title | The title held at the previous company | String |
| Previous Seniority | The seniority level of the previous role | String |


### Contact Signals

| Signal Type | Description |
|  --- | --- |
| Company Change Signal | Triggered when a contact moves to a new organization |
| Promotion Signal | Triggered when a contact is promoted within their organization |


## Company Data

All company data values available in the Lusha API, organized by data category.

### Firmographics

| Field Name | Description | Data Type |
|  --- | --- | --- |
| Name | Legal or common trade name of the company | String |
| FQDN | Fully Qualified Domain Name | String |
| Founded | The year the organization was established | String |
| Description | Comprehensive textual bio or mission statement | String |
| Logo URL | CDN link to the company's brand logo image | URL |
| Company Size | Array [Min, Max] of employee count | Array [Integer] |
| Revenue Range | Array [Min, Max] of annual revenue | Array [Integer] |
| Homepage Domain | Root domain for the corporate website | String |
| Email Domain | Primary domain used for corporate email addresses | String |
| Alternative Name | Normalized alternative company name | String |
| Company Type | Type of company (e.g., "Private company") | String |
| Lusha Popularity Tier | Lusha popularity tier | Integer |


### Industry

| Field Name | Description | Data Type |
|  --- | --- | --- |
| Main Industry | High-level industry sector (e.g., Finance, Technology) | String |
| Sub Industry | Granular industry niche (e.g., Software Development) | String |
| Specialities | Array of keywords defining core business activities | Array [String] |
| SIC Code | SIC code | Integer |
| SIC Description | Human-readable SIC description | String |
| NAICS Code | NAICS code | Integer |
| NAICS Description | Human-readable NAICS description | String |


### Location

| Field Name | Description | Data Type |
|  --- | --- | --- |
| City | HQ City | String |
| State | HQ State/Province name | String |
| State Code | Two-letter state or province code | String |
| Country | Full country name | String |
| Country ISO2 | Two-letter ISO country code | String |
| Continent | Continent of the organization's HQ | String |
| Raw Location | Full unformatted address string | String |
| Coordinates | HQ coordinates as [Longitude, Latitude] | Array [Float] |
| Company Locations | All known company locations (not just HQ) | Array [Object] |


### Social Links

| Field Name | Description | Data Type |
|  --- | --- | --- |
| LinkedIn | URL for the company's official LinkedIn page | URL |
| LinkedIn Followers | LinkedIn followers count for the company | Integer |
| Crunchbase | URL for the company's Crunchbase profile | URL |


### Funding

| Field Name | Description | Data Type |
|  --- | --- | --- |
| Total Rounds | Count of unique funding events | Integer |
| Total Amount | Cumulative capital raised across all historical rounds | Integer |
| Currency | Normalized currency for totals (usually USD) | String |
| Is IPO | Boolean: True if the company is publicly traded | Boolean |
| Last Round Type | Type of most recent event (e.g., Post-IPO Debt) | String |
| Last Round Amount | Capital raised in the most recent event | Integer |
| Last Round Date | Date of the most recent funding event | String |
| Round Currency | Specific currency for a historical round | String |
| Round Amount | Amount for a historical round | Integer |
| Round Type | Classification for a historical round | String |
| Round Date | Date for a historical round | String |


### Technographics & Intent

| Field Name | Description | Data Type |
|  --- | --- | --- |
| Technologies | Software/tools detected in the company's stack | Array [Object] |
| Intent Topic Count | Number of topics showing active research interest | Integer |
| Topic Name | Specific topic name (e.g., Sales Intelligence) | String |
| Topic Score | Strength of the intent signal (0-100) | Integer |
| Topic Trend | Trend velocity (e.g., "+17", "New", "-8") | String |


### Company Signals

| Signal Type | Description |
|  --- | --- |
| Website Traffic Increase Signal | Triggered when a company's website traffic increases significantly |
| Website Traffic Decrease Signal | Triggered when a company's website traffic decreases significantly |
| IT Spend Increase Signal | Triggered when a company's IT spending increases |
| IT Spend Decrease Signal | Triggered when a company's IT spending decreases |
| Surge in Hiring Signal | Triggered when a company shows a surge in overall hiring activity |
| Surge in Hiring by Department Signal | Triggered when a company shows a surge in hiring for a specific department |
| Surge in Hiring by Location Signal | Triggered when a company shows a surge in hiring in a specific location |
| Headcount Increase 1M Signal | Triggered when a company's headcount increases over 1 month |
| Headcount Increase 3M Signal | Triggered when a company's headcount increases over 3 months |
| Headcount Increase 6M Signal | Triggered when a company's headcount increases over 6 months |
| Headcount Increase 12M Signal | Triggered when a company's headcount increases over 12 months |
| Headcount Decrease 1M Signal | Triggered when a company's headcount decreases over 1 month |
| Headcount Decrease 3M Signal | Triggered when a company's headcount decreases over 3 months |
| Headcount Decrease 6M Signal | Triggered when a company's headcount decreases over 6 months |
| Headcount Decrease 12M Signal | Triggered when a company's headcount decreases over 12 months |
| Commercial Activity News Signal | Partnership, New Customer, New Vendor |
| Corporate Strategy News Signal | M&A, Facilities Expansion, New Location, Facility Closure, Asset Sale, Lawsuit Filed |
| Financial Events News Signal | Funding Round, Asset Investment, Strategic Investment, IPO |
| Market Intelligence News Signal | Event Participation, Recognition, Competitor Activity |
| People News Signal | Executive Hire, Executive Departure, Executive Promotion, Headcount Increase, Headcount Decrease |
| Product Activity News Signal | Product Launch, Product Development, Product Integration |
| Risk News Signal | Security Issue, Lawsuit Faced |


# API Endpoint Structure

Complete endpoint documentation with inputs and outputs for each API capability, organized by data type.

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Contacts
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Enrichment
Returns comprehensive contact and company data for a single person lookup.

**Inputs**

| Field Name | API Path | Description | Data Type |
|  --- | --- | --- | --- |
| First Name | `firstName` | The contact's first name | String |
| Last Name | `lastName` | The contact's last name | String |
| Email | `email` | The contact's email address | String |
| LinkedIn URL | `linkedinUrl` | The contact's LinkedIn profile URL | URL |
| Company Name | `companyName` | Company name where the contact works | String |
| Company Domain | `companyDomain` | The domain name of the company | String |
| Refresh Job Info | `refreshJobInfo` | Set to true to refresh and update job details | Boolean |
| Filter By | `filterBy` | Filter results (phoneNumbers, emailAddresses) | String |
| Reveal Emails | `revealEmails` | Set to true to retrieve only email addresses | Boolean |
| Reveal Phones | `revealPhones` | Set to true to retrieve only phone numbers | Boolean |
| Partial Profile | `partialProfile` | Option to receive a partial profile | Boolean |


**Outputs**

**Enrichment Metadata**

| Field Name | API Path | Description | Data Type |
|  --- | --- | --- | --- |
| Error | `contact.error` | Returns error details if the request failed; null if successful | Object |
| Credit Charged | `contact.isCreditCharged` | Boolean indicating if a Lusha credit was consumed | Boolean |


**Contact Personal Identity**

| Field Name | API Path | Description | Data Type |
|  --- | --- | --- | --- |
| Person ID | `data.personId` | Lusha's unique internal identifier for the individual | Integer |
| First Name | `data.firstName` | The contact's first name | String |
| Last Name | `data.lastName` | The contact's last name | String |
| Full Name | `data.fullName` | The concatenated first and last name | String |
| Contact Tags | `data.contactTags[]` | Custom labels (e.g., "Decision maker", "Opportunity") with id, name, color | Array [Object] |
| LinkedIn | `data.socialLinks.linkedin` | Validated URL for the contact's LinkedIn profile | URL |
| X URL | `data.socialLinks.xUrl` | Twitter/X profile URL | String |


**Social & Profile Data**

| Field Name | API Path | Description | Data Type |
|  --- | --- | --- | --- |
| LinkedIn Followers Count | `data.linkedinFollowersCount` | LinkedIn followers count | Integer |
| LinkedIn Connections Count | `data.linkedinConnectionsCount` | LinkedIn connections count | Integer |
| LinkedIn Certifications | `data.linkedinCertifications` | Professional certifications from LinkedIn | Array |
| LinkedIn Courses | `data.linkedinCourses` | Courses listed on LinkedIn | Array |
| LinkedIn Awards | `data.linkedinAwards` | Honors and awards from LinkedIn | Array |
| LinkedIn Skills | `data.linkedinSkills` | Skills listed on LinkedIn profile | Array [String] |


**Contact Information**

| Field Name | API Path | Description | Data Type |
|  --- | --- | --- | --- |
| Email | `data.emailAddresses[].email` | The verified email address | String |
| Email Type | `data.emailAddresses[].emailType` | Classification (e.g., work, personal) | String |
| Email Update Date | `data.emailAddresses[].updateDate` | The date this specific email was last verified | Date |
| Email Confidence | `data.emailAddresses[].emailConfidence` | Confidence score for deliverability (e.g., A+) | String |
| Phone Number | `data.phoneNumbers[].number` | Phone number in international format | String |
| Phone Type | `data.phoneNumbers[].phoneType` | Classification (e.g., mobile, direct, office) | String |
| Do Not Call | `data.phoneNumbers[].doNotCall` | Boolean flag for DNC (Do Not Call) registry status | Boolean |
| Phone Update Date | `data.phoneNumbers[].updateDate` | The date this specific phone was last verified | Date |


**Contact Location**

| Field Name | API Path | Description | Data Type |
|  --- | --- | --- | --- |
| Continent | `data.location.continent` | Continent name of the contact | String |
| Country | `data.location.country` | Country name of the contact | String |
| Country ISO2 | `data.location.country_iso2` | Two-letter ISO country code | String |
| City | `data.location.city` | City name | String |
| City ID | `data.location.city_id` | Lusha internal city identifier | Integer |
| EU Contact | `data.location.is_eu_contact` | Boolean indicating if the contact is in the European Union | Boolean |
| Coordinates | `data.location.location_coordinates` | Array [Longitude, Latitude] for the contact | Array [Float] |


**Current Professional Data**

| Field Name | API Path | Description | Data Type |
|  --- | --- | --- | --- |
| Job Title | `data.jobTitle.title` | The full, raw job title string | String |
| Seniority | `data.jobTitle.seniority` | Standardized seniority (e.g., Vice President, Manager) | String |
| Departments | `data.jobTitle.departments` | Array of functional business units (e.g., General Management) | Array |
| Job Start Date | `data.jobStartDate` | The date the contact started their current role | Date |
| Update Date | `data.updateDate` | The last time the contact record was updated | Date |


**Career History**

| Field Name | API Path | Description | Data Type |
|  --- | --- | --- | --- |
| Previous Company | `previousJob.company.name` | Name of the previous employer organization | String |
| Previous Domain | `previousJob.company.domain` | The web domain of the previous employer | String |
| Previous Title | `previousJob.jobTitle.title` | The title held at the previous company | String |
| Previous Seniority | `previousJob.jobTitle.seniority` | The seniority level of the previous role | String |


**Company Firmographics**

| Field Name | API Path | Description | Data Type |
|  --- | --- | --- | --- |
| Company ID | `company.companyId` | Lusha's unique global identifier for the account | Integer |
| Company Name | `company.name` | The full legal or trade name of the company | String |
| Description | `company.description` | A summary of the company's business and value prop | String |
| Homepage URL | `company.homepageUrl` | Primary website URL | URL |
| FQDN | `company.fqdn` | Fully Qualified Domain Name | String |
| Homepage Domain | `company.domains.homepage` | Root domain for the website | String |
| Email Domain | `company.domains.email` | Root domain for email server | String |
| Company Size | `company.companySize` | Array [Min, Max] of employee count | Array [Integer] |
| Revenue Range | `company.revenueRange` | Array [Min, Max] of annual revenue (e.g., [1B, 10B]) | Array [Integer] |
| Logo URL | `company.logoUrl` | URL for the organization's logo image | URL |
| Main Industry | `company.mainIndustry` | The primary industry vertical | String |
| Sub Industry | `company.subIndustry` | Granular industry niche | String |


**Company Industry Codes**

| Field Name | API Path | Description | Data Type |
|  --- | --- | --- | --- |
| SIC Codes | `company.industryPrimaryGroupDetails.sics[]` | Standardized SIC codes and their descriptions | Array [Object] |
| NAICS Codes | `company.industryPrimaryGroupDetails.naics[]` | Standardized NAICS codes and their descriptions | Array [Object] |


**Company Location**

| Field Name | API Path | Description | Data Type |
|  --- | --- | --- | --- |
| Continent | `company.location.continent` | Continent of the company HQ | String |
| Country | `company.location.country` | Country of the company HQ | String |
| State | `company.location.state` | State name for the HQ | String |
| State Code | `company.location.stateCode` | Two-letter state code | String |
| City | `company.location.city` | HQ City | String |
| Raw Location | `company.location.rawLocation` | Full unformatted address string | String |
| Coordinates | `company.location.locationCoordinates` | Array [Longitude, Latitude] for the company HQ | Array [Float] |


**Company Socials**

| Field Name | API Path | Description | Data Type |
|  --- | --- | --- | --- |
| LinkedIn | `company.social.linkedin` | Company LinkedIn profile URL | URL |
| Crunchbase | `company.social.crunchbase` | Company Crunchbase profile URL | URL |


**Company Funding**

| Field Name | API Path | Description | Data Type |
|  --- | --- | --- | --- |
| Total Rounds | `company.funding.totalRounds` | Total number of funding events | Integer |
| Total Amount | `company.funding.totalRoundsAmount` | Total capital raised (Sum of all rounds) | Integer |
| Currency | `company.funding.currency` | Currency code used for funding (e.g., USD) | String |
| Last Round Type | `company.funding.lastRoundType` | E.g., Private Equity Round, Series C | String |
| Last Round Amount | `company.funding.lastRoundAmount` | Capital raised in the most recent round | Integer |
| Last Round Date | `company.funding.lastRoundDate` | Date of the most recent funding event | String |
| Is IPO | `company.funding.isIpo` | Boolean: True if the company is public | Boolean |
| Funding Rounds | `company.funding.rounds[]` | Detailed historical funding round data (roundAmount, roundType, roundDate) | Array [Object] |


**Technographics & Intent**

| Field Name | API Path | Description | Data Type |
|  --- | --- | --- | --- |
| Technologies | `company.technologies[].name` | Software/tools detected in the company's stack | Array [Object] |
| Intent Topic Count | `company.intent.topicCount` | Total number of active intent topics | Integer |
| Detected Topics | `company.intent.detectedTopics[]` | Specific topics of research interest and their scores/trends (topicName, metadata) | Array [Object] |


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Prospecting Search
Returns a list of contacts matching your search criteria with preview data and availability indicators.

**Inputs**

| Field Name | API Path | Description | Data Type |
|  --- | --- | --- | --- |
| Job Titles | `filters.contacts.jobTitles` | Job title keywords to filter by | Array [String] |
| Seniority | `filters.contacts.seniority` | Seniority level IDs to filter by | Array [Integer] |
| Departments | `filters.contacts.departments` | Department names to filter by | Array [String] |
| Contact Countries | `filters.contacts.countries` | ISO2 country codes for contact location | Array [String] |
| Contact Locations | `filters.contacts.locations` | Contact location objects (country, state, city) | Array [Object] |
| Company Names | `filters.companies.names` | Company names to include | Array [String] |
| Company Domains | `filters.companies.domains` | Company domains to include | Array [String] |
| Company Locations | `filters.companies.locations` | Company HQ location objects | Array [Object] |
| Company Size | `filters.companies.sizesFilterOption` | Employee count range objects (min, max) | Array [Object] |
| Revenue | `filters.companies.revenues` | Revenue range objects (min, max) | Array [Object] |
| Industries | `filters.companies.mainIndustriesIds` | Main industry IDs to filter by | Array [Integer] |
| Sub Industries | `filters.companies.subIndustriesIds` | Sub industry IDs to filter by | Array [Integer] |
| SIC Codes | `filters.companies.sicsCodes` | SIC codes to filter by | Array [String] |
| NAICS Codes | `filters.companies.naicsCodes` | NAICS codes to filter by | Array [String] |
| Signal Types | `filters.signals.signalTypes` | Signal types to filter by (companyChange, promotion) | Array [String] |
| Page | `pages.page` | Page number for pagination (0-indexed) | Integer |
| Page Length | `pages.pageLength` | Number of results per page | Integer |


**Outputs**

**Search Metadata**

| Field Name | API Path | Description | Data Type |
|  --- | --- | --- | --- |
| Request ID | `requestId` | Unique ID assigned to the specific search query session | String |
| Current Page | `currentPage` | The current page index of the results set | Integer |
| Page Length | `pageLength` | Number of results returned per page (e.g., 50) | Integer |
| Total Results | `totalResults` | Total number of contacts found matching the search criteria | Integer |


**Contact Identity**

| Field Name | API Path | Description | Data Type |
|  --- | --- | --- | --- |
| Name | `data[].name` | The full name of the contact | String |
| Contact ID | `data[].contactId` | Lusha's unique internal UUID for the contact record | String (UUID) |
| Person ID | `data[].personId` | Numerical identifier for the contact | Integer |


**Contact Job Data**

| Field Name | API Path | Description | Data Type |
|  --- | --- | --- | --- |
| Job Title | `data[].jobTitle` | The raw professional title of the contact | String |


**Company Information**

| Field Name | API Path | Description | Data Type |
|  --- | --- | --- | --- |
| Company ID | `data[].companyId` | Lusha's unique global identifier for the company | Integer |
| Company Name | `data[].companyName` | Legal or trade name of the employer | String |
| FQDN | `data[].fqdn` | Fully Qualified Domain Name of the company website | String |
| Description | `data[].companyDescription` | Brief textual bio of the organization | String |
| Logo URL | `data[].logoUrl` | CDN link to the company's brand logo | URL |


**Data Availability Indicators**

Use these boolean flags to understand what data is available before enrichment.

| Field Name | API Path | Description | Data Type |
|  --- | --- | --- | --- |
| Is Shown | `data[].isShown` | Boolean indicating if this record is currently visible/accessible | Boolean |
| Has Department | `data[].hasDepartment` | True if department classification is available | Boolean |
| Has Seniority | `data[].hasSeniority` | True if seniority level data is available | Boolean |
| Has Contact Location | `data[].hasContactLocation` | True if the contact's location is known | Boolean |
| Has Social Link | `data[].hasSocialLink` | True if a LinkedIn or social profile is available | Boolean |


**Email Availability**

| Field Name | API Path | Description | Data Type |
|  --- | --- | --- | --- |
| Has Emails | `data[].hasEmails` | True if Lusha has at least one email for this contact | Boolean |
| Has Work Email | `data[].hasWorkEmail` | True if a verified corporate email is available | Boolean |
| Has Private Email | `data[].hasPrivateEmail` | True if a personal email address is available | Boolean |


**Phone Availability**

| Field Name | API Path | Description | Data Type |
|  --- | --- | --- | --- |
| Has Phones | `data[].hasPhones` | True if Lusha has at least one phone number | Boolean |
| Has Mobile Phone | `data[].hasMobilePhone` | True if a direct mobile number is available | Boolean |
| Has Direct Phone | `data[].hasDirectPhone` | True if a direct office/desk line is available | Boolean |


**Company Data Availability**

| Field Name | API Path | Description | Data Type |
|  --- | --- | --- | --- |
| Has Employees Count | `data[].hasCompanyEmployeesCount` | True if company size data is available | Boolean |
| Has Revenue | `data[].hasCompanyRevenue` | True if estimated revenue data is available | Boolean |
| Has Main Industry | `data[].hasCompanyMainIndustry` | True if high-level industry data is available | Boolean |
| Has Sub Industry | `data[].hasCompanySubIndustry` | True if granular industry data is available | Boolean |
| Has Funding | `data[].hasCompanyFunding` | True if the company has recorded funding rounds | Boolean |
| Has Intent | `data[].hasCompanyIntent` | True if active intent signals are being tracked | Boolean |
| Has Technologies | `data[].hasCompanyTechnologies` | True if tech stack data is available | Boolean |
| Has City | `data[].hasCompanyCity` | True if the HQ city is known | Boolean |
| Has Country | `data[].hasCompanyCountry` | True if the HQ country is known | Boolean |


**Billing Metadata**

| Field Name | API Path | Description | Data Type |
|  --- | --- | --- | --- |
| Credits Charged | `billing.creditsCharged` | Number of credits deducted for the search request | Integer |
| Results Returned | `billing.resultsReturned` | Number of data objects included in the current response | Integer |


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Prospecting Enrich
Returns full contact details for selected contacts from search results.

**Inputs**

| Field Name | API Path | Description | Data Type |
|  --- | --- | --- | --- |
| Request ID | `requestId` | The requestId from the Prospecting Search response | String (UUID) |
| Contact IDs | `contactIds` | Array of contact IDs to enrich (max 100) | Array [String] |
| Reveal Emails | `revealEmails` | Set to true to retrieve only email addresses | Boolean |
| Reveal Phones | `revealPhones` | Set to true to retrieve only phone numbers | Boolean |


**Outputs**

**Request Metadata**

| Field Name | API Path | Description | Data Type |
|  --- | --- | --- | --- |
| Request ID | `requestId` | Unique ID for the enrichment session | String |
| Credits Charged | `creditsCharged` | Number of credits consumed for this specific enrichment | Integer |


**Status Flags**

| Field Name | API Path | Description | Data Type |
|  --- | --- | --- | --- |
| Contact ID | `contacts[].id` | The Contact UUID (links back to search results) | String (UUID) |
| Is Success | `contacts[].isSuccess` | Boolean: Indicates if the enrichment was successful | Boolean |
| Error | `contacts[].error` | Error details if isSuccess is false | Object/Null |


**Contact Identity**

| Field Name | API Path | Description | Data Type |
|  --- | --- | --- | --- |
| Person ID | `data.personId` | Lusha's numerical unique ID for the person | Integer |
| First Name | `data.firstName` | Individual's given name | String |
| Last Name | `data.lastName` | Individual's family name | String |
| Full Name | `data.fullName` | Concatenated name | String |
| Is Shown | `data.isShown` | Boolean indicating if the contact is visible in the UI | Boolean |


**Contact Job Data**

| Field Name | API Path | Description | Data Type |
|  --- | --- | --- | --- |
| Job Title | `data.jobTitle` | The full raw professional title | String |
| Departments | `data.departments[]` | Array of functional business units (e.g., Engineering) | Array [String] |
| Seniority | `data.seniority[]` | Array of seniority objects containing id and value | Array [Object] |


**Contact Location**

| Field Name | API Path | Description | Data Type |
|  --- | --- | --- | --- |
| Country | `data.location.country` | Country name for the contact | String |
| Continent | `data.location.continent` | Continent name for the contact | String |


**Contact Information**

| Field Name | API Path | Description | Data Type |
|  --- | --- | --- | --- |
| Email | `data.emailAddresses[].email` | The revealed email address | String |
| Email Type | `data.emailAddresses[].emailType` | Classification (work/personal) | String |
| Email Confidence | `data.emailAddresses[].emailConfidence` | Deliverability grade | String |
| Email Update Date | `data.emailAddresses[].updateDate` | ISO Timestamp of the last email verification | DateTime |
| Phone Number | `data.phoneNumbers[].number` | Revealed phone string | String |
| Phone Type | `data.phoneNumbers[].phoneType` | Phone classification | String |
| LinkedIn | `data.socialLinks.linkedin` | The contact's LinkedIn profile URL | URL |


**Company Information**

| Field Name | API Path | Description | Data Type |
|  --- | --- | --- | --- |
| Company ID | `data.companyId` | Global ID of the organization | Integer |
| Company Name | `data.companyName` | Legal name of the organization | String |
| FQDN | `data.company.fqdn` | Fully Qualified Domain Name | String |
| Description | `data.company.description` | Company bio | String |
| Logo URL | `data.company.logoUrl` | Brand logo URL | URL |
| Employees | `data.company.employees` | String representation of headcount (e.g., "100-500") | String |
| Revenue Range | `data.company.revenueRange` | Array [Min, Max] of estimated annual revenue | Array [Integer] |
| Main Industry | `data.company.mainIndustry` | High-level industry sector | String |
| Sub Industry | `data.company.subIndustry` | Granular industry vertical | String |


**Company Location**

| Field Name | API Path | Description | Data Type |
|  --- | --- | --- | --- |
| City | `data.company.location.city` | HQ City | String |
| State | `data.company.location.state` | HQ State name | String |
| State Code | `data.company.location.state_code` | 2-letter state code | String |
| Country | `data.company.location.country` | HQ Country name | String |
| Country ISO2 | `data.company.location.country_iso2` | ISO country code | String |
| Raw Location | `data.company.location.raw_location` | Full unformatted HQ address string | String |
| Coordinates | `data.company.location.location_coordinates` | HQ [Longitude, Latitude] array | Array [Float] |


**Company Socials**

| Field Name | API Path | Description | Data Type |
|  --- | --- | --- | --- |
| LinkedIn | `data.company.linkedin` | Official company LinkedIn page | URL |
| Crunchbase | `data.company.crunchbase` | Company Crunchbase profile | URL |


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Signals
Returns professional change signals (promotions, job changes) for tracked contacts.

**Inputs**

| Field Name | API Path | Description | Data Type |
|  --- | --- | --- | --- |
| Contact IDs | `contactIds` | Array of Lusha contact IDs to retrieve signals for | Array [Integer] |
| Signals | `signals` | Signal types to retrieve (allSignals, promotion, companyChange) | Array [String] |
| Start Date | `startDate` | Start date for signal retrieval (YYYY-MM-DD) | Date |


**Outputs**

**Usage Metadata**

| Field Name | API Path | Description | Data Type |
|  --- | --- | --- | --- |
| Start Date | `startDate` | The beginning of the signal tracking window | Date (YYYY-MM-DD) |
| End Date | `endDate` | The end of the signal tracking window | Date (YYYY-MM-DD) |
| Credit Charged | `creditCharged` | Total credits consumed for this batch retrieval | Integer |


**Contact ID Key**

| Field Name | API Path | Description | Data Type |
|  --- | --- | --- | --- |
| Person ID | `contacts.{id}.personId` | The unique Lusha identifier for the contact | Integer/String |


**Company Change Signal**

Triggered when a contact moves to a new organization.

| Field Name | API Path | Description | Data Type |
|  --- | --- | --- | --- |
| Person ID | `contacts.{id}.companyChange[].personId` | Person identifier within the signal object | Integer/String |
| Current Company ID | `contacts.{id}.companyChange[].currentCompanyId` | Lusha ID of the new organization | Integer |
| Current Company Name | `contacts.{id}.companyChange[].currentCompanyName` | Name of the organization the person joined | String |
| Current Domain | `contacts.{id}.companyChange[].currentDomain` | Web domain of the new organization | String |
| Current Title | `contacts.{id}.companyChange[].currentTitle` | The person's new job title | String |
| Current Seniority | `contacts.{id}.companyChange[].currentSeniorityLabel` | Standardized seniority level (e.g., "c-suite", "director") | String |
| Current Departments | `contacts.{id}.companyChange[].currentDepartments` | Functional business unit(s) for the new role | Array [Object/String] |
| Previous Company Name | `contacts.{id}.companyChange[].previousCompanyName` | Name of the employer the person recently left | String |
| Previous Domain | `contacts.{id}.companyChange[].previousDomain` | Web domain of the previous employer | String |
| Signal Date | `contacts.{id}.companyChange[].signalDate` | Date the change was detected or became effective | Date (YYYY-MM-DD) |


**Promotion Signal**

Triggered when a contact is promoted within their organization.

| Field Name | API Path | Description | Data Type |
|  --- | --- | --- | --- |
| Current Company ID | `contacts.{id}.promotion[].currentCompanyId` | Lusha ID of the organization where the promotion occurred | Integer |
| Current Company Name | `contacts.{id}.promotion[].currentCompanyName` | Name of the organization where the promotion occurred | String |
| Current Domain | `contacts.{id}.promotion[].currentDomain` | Web domain of the organization | String |
| Current Title | `contacts.{id}.promotion[].currentTitle` | The contact's new, higher-level title | String |
| Current Seniority | `contacts.{id}.promotion[].currentSeniorityLabel` | Updated standardized seniority level | String |
| Current Departments | `contacts.{id}.promotion[].currentDepartments` | Functional business unit(s) for the promoted role | Array [Object/String] |
| Signal Date | `contacts.{id}.promotion[].signalDate` | Date the promotion was detected | Date (YYYY-MM-DD) |


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Lookalikes
Returns contacts similar to your reference contacts based on professional attributes.

**Inputs**

| Field Name | API Path | Description | Data Type |
|  --- | --- | --- | --- |
| Person IDs | `personIds` | Array of Lusha person IDs to use as reference | Array [Integer] |


**Outputs**

**Search Metadata**

| Field Name | API Path | Description | Data Type |
|  --- | --- | --- | --- |
| Request ID | `requestId` | Unique session identifier for the lookalike query | String |
| Count | `count` | Total number of lookalike contacts returned in the response | Integer |
| Credits Charged | `creditsCharged` | Number of credits consumed to generate the lookalike list | Integer |


**Contact Details**

| Field Name | API Path | Description | Data Type |
|  --- | --- | --- | --- |
| Person ID | `contacts[].personId` | Lusha's numerical unique identifier for the lookalike contact | String/Integer |
| Name | `contacts[].name` | Full name of the lookalike contact | String |
| Job Title | `contacts[].jobTitle` | The raw professional title of the lookalike contact | String |
| Company ID | `contacts[].companyId` | Lusha's unique global identifier for the lookalike's organization | String/Integer |
| Company Name | `contacts[].companyName` | The full name of the organization where the lookalike works | String |


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Companies
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Enrichment
Returns comprehensive company data including firmographics, funding, and intent signals.

**Inputs**

| Field Name | API Path | Description | Data Type |
|  --- | --- | --- | --- |
| Domain | `domain` | Company website domain | String |
| Company Name | `companyName` | Legal or trade name of the company | String |
| Lusha Company ID | `lushaCompanyId` | Lusha's unique company identifier | Integer |
| LinkedIn Company ID | `CompanyId` | LinkedIn unique company identifier | Integer |


**Outputs**

**Platform IDs**

| Field Name | API Path | Description | Data Type |
|  --- | --- | --- | --- |
| LinkedIn Company ID | `id` | Permanent unique identifier for the company on LinkedIn | Integer |
| Lusha Company ID | `lushaCompanyId` | Lusha's unique internal global identifier for the organization | String |


**Firmographics**

| Field Name | API Path | Description | Data Type |
|  --- | --- | --- | --- |
| Name | `name` | Legal or common trade name of the company | String |
| FQDN | `fqdn` | Fully Qualified Domain Name (e.g., www.citigroup.com) | String |
| Founded | `founded` | The year the organization was established | String |
| Description | `description` | Comprehensive textual bio or mission statement | String |
| Logo URL | `logoUrl` | CDN link to the company's brand logo image | URL |
| Alternative Name | `alternativeName` | Normalized alternative company name | String |
| Company Type | `companyType` | Type of company (e.g., "Private company") | String |
| Lusha Popularity Tier | `lushaPopularityTier` | Lusha popularity tier | Integer |
| Email Domain | `emailDomain` | Company email domain | String |


**Size & Revenue**

| Field Name | API Path | Description | Data Type |
|  --- | --- | --- | --- |
| Company Size | `companySize` | Array containing [Min, Max] employee count range | Array [Integer] |
| Revenue Range | `revenueRange` | Array containing [Min, Max] annual revenue range | Array [Integer] |


**Industry & Focus**

| Field Name | API Path | Description | Data Type |
|  --- | --- | --- | --- |
| Main Industry | `mainIndustry` | High-level industry sector (e.g., Finance, Technology) | String |
| Sub Industry | `subIndustry` | Granular industry niche (e.g., Software Development) | String |
| Specialities | `specialities` | Array of keywords defining core business activities | Array [String] |


**Industry Codes**

| Field Name | API Path | Description | Data Type |
|  --- | --- | --- | --- |
| SIC Code | `industryPrimaryGroupDetails.sics[].sic` | SIC code | Integer |
| SIC Description | `industryPrimaryGroupDetails.sics[].description` | Human-readable SIC description | String |
| NAICS Code | `industryPrimaryGroupDetails.naics[].naics` | NAICS code | Integer |
| NAICS Description | `industryPrimaryGroupDetails.naics[].description` | Human-readable NAICS description | String |


**Location**

| Field Name | API Path | Description | Data Type |
|  --- | --- | --- | --- |
| City | `city` | HQ City | String |
| State | `state` | HQ State/Province name | String |
| Country | `country` | Full country name | String |
| Country ISO2 | `countryIso2` | Two-letter ISO country code | String |
| Continent | `continent` | Continent of the organization's HQ | String |
| Raw Location | `rawLocation` | Full unformatted address string | String |
| Company Locations | `companyLocations` | All known company locations (not just HQ) | Array [Object] |


**Social Links**

| Field Name | API Path | Description | Data Type |
|  --- | --- | --- | --- |
| LinkedIn | `linkedin` | URL for the company's official LinkedIn page | URL |
| LinkedIn Followers | `linkedinFollowers` | LinkedIn followers count for the company | Integer |
| Crunchbase | `crunchbase` | URL for the company's Crunchbase profile | URL |


**Funding**

| Field Name | API Path | Description | Data Type |
|  --- | --- | --- | --- |
| Total Rounds | `funding.totalRounds` | Count of unique funding events | Integer |
| Total Amount | `funding.totalRoundsAmount` | Cumulative capital raised across all historical rounds | Integer |
| Currency | `funding.currency` | Normalized currency for totals (usually USD) | String |
| Is IPO | `funding.isIpo` | Boolean: True if the company is publicly traded | Boolean |
| Last Round Type | `funding.lastRoundType` | Type of most recent event (e.g., Post-IPO Debt) | String |
| Last Round Amount | `funding.lastRoundAmount` | Capital raised in the most recent event | Integer |
| Last Round Date | `funding.lastRoundDate` | Date of the most recent funding event | String |
| Round Currency | `funding.rounds[].currency` | Specific currency for a historical round | String |
| Round Amount | `funding.rounds[].roundAmount` | Amount for a historical round | Integer |
| Round Type | `funding.rounds[].roundType` | Classification for a historical round | String |
| Round Date | `funding.rounds[].roundDate` | Date for a historical round | String |


**Intent Data**

| Field Name | API Path | Description | Data Type |
|  --- | --- | --- | --- |
| Topic Count | `intent.topicCount` | Number of topics showing active research interest | Integer |
| Topic Name | `intent.detectedTopics[].topicName` | Specific topic name (e.g., Sales Intelligence) | String |
| Topic Score | `intent.detectedTopics[].topicScore` | Strength of the intent signal (0-100) | Integer |
| Topic Trend | `intent.detectedTopics[].topicTrend` | Trend velocity (e.g., "+17", "New", "-8") | String |


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Prospecting Search
Returns a list of companies matching your search criteria with preview data.

**Inputs**

| Field Name | API Path | Description | Data Type |
|  --- | --- | --- | --- |
| Company Names | `filters.companies.names` | Company names to include | Array [String] |
| Company Domains | `filters.companies.domains` | Company domains to include | Array [String] |
| Company Locations | `filters.companies.locations` | Company HQ location objects (country, state, city) | Array [Object] |
| Company Size | `filters.companies.sizesFilterOption` | Employee count range objects (min, max) | Array [Object] |
| Revenue | `filters.companies.revenues` | Revenue range objects (min, max) | Array [Object] |
| Main Industries | `filters.companies.mainIndustriesIds` | Main industry IDs to filter by | Array [Integer] |
| Sub Industries | `filters.companies.subIndustriesIds` | Sub industry IDs to filter by | Array [Integer] |
| Technologies | `filters.companies.technologies` | Technology names to filter by | Array [String] |
| Intent Topics | `filters.companies.intentTopics` | Intent topic names to filter by | Array [String] |
| SIC Codes | `filters.companies.sicsCodes` | SIC codes to filter by | Array [String] |
| NAICS Codes | `filters.companies.naicsCodes` | NAICS codes to filter by | Array [String] |
| Signal Types | `filters.signals.signalTypes` | Signal types to filter by | Array [String] |
| Page | `pages.page` | Page number for pagination (0-indexed) | Integer |
| Page Length | `pages.pageLength` | Number of results per page | Integer |


**Outputs**

**Search Metadata**

| Field Name | API Path | Description | Data Type |
|  --- | --- | --- | --- |
| Request ID | `requestId` | Unique session identifier for the specific query | String |
| Current Page | `currentPage` | The current page number in the paginated results | Integer |
| Page Length | `pageLength` | The number of results returned per page | Integer |
| Total Results | `totalResults` | Total number of companies matching the search criteria | Integer |


**Company Identity**

| Field Name | API Path | Description | Data Type |
|  --- | --- | --- | --- |
| ID | `data[].id` | LinkedIn Company ID, permanent unique identifier | String/Integer |
| Name | `data[].name` | The full legal or common name of the company | String |
| FQDN | `data[].fqdn` | Fully Qualified Domain Name, e.g. www.oatey.com | String |
| Description | `data[].description` | A textual overview of the company's business and mission | String |
| Logo URL | `data[].logoUrl` | Public URL for the company's logo asset | URL |


**Data Availability Flags**

Use these boolean flags to understand what data is available before enrichment.

| Field Name | API Path | Description | Data Type |
|  --- | --- | --- | --- |
| Has Employees Count | `data[].hasCompanyEmployeesCount` | True if headcount range data is available | Boolean |
| Has Revenue | `data[].hasCompanyRevenue` | True if annual revenue data is available | Boolean |
| Has Main Industry | `data[].hasCompanyMainIndustry` | True if the primary industry sector is identified | Boolean |
| Has Sub Industry | `data[].hasCompanySubIndustry` | True if the granular industry niche is identified | Boolean |
| Has Funding | `data[].hasCompanyFunding` | True if the company has recorded funding rounds | Boolean |
| Has Intent | `data[].hasCompanyIntent` | True if active intent topics are being tracked | Boolean |
| Has Technologies | `data[].hasCompanyTechnologies` | True if tech stack or technography data is available | Boolean |
| Has City | `data[].hasCompanyCity` | True if the HQ city location is available | Boolean |
| Has Country | `data[].hasCompanyCountry` | True if the HQ country location is available | Boolean |


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Prospecting Enrich
Returns full company details for selected companies from search results.

**Inputs**

| Field Name | API Path | Description | Data Type |
|  --- | --- | --- | --- |
| Request ID | `requestId` | The requestId from the Prospecting Search response | String (UUID) |
| Company IDs | `companyIds` | Array of company IDs to enrich (max 50) | Array [String] |


**Outputs**

**Search Metadata**

| Field Name | API Path | Description | Data Type |
|  --- | --- | --- | --- |
| Request ID | `requestId` | Unique ID for the enrichment session | String |


**Company Identity**

| Field Name | API Path | Description | Data Type |
|  --- | --- | --- | --- |
| ID | `companies[].id` | LinkedIn Company ID, unique identifier on the LinkedIn platform | Integer |
| Name | `companies[].name` | The full legal or common name of the company | String |
| FQDN | `companies[].fqdn` | Fully Qualified Domain Name, e.g. www.jameshardie.com | String |
| Description | `companies[].description` | Comprehensive textual bio or mission statement | String |
| Founded | `companies[].founded` | The year the organization was established | Integer |
| Logo URL | `companies[].logoUrl` | CDN link to the company's brand logo image | URL |


**Web Domains**

| Field Name | API Path | Description | Data Type |
|  --- | --- | --- | --- |
| Homepage Domain | `companies[].domains.homepage` | Root domain for the corporate website | String |
| Email Domain | `companies[].domains.email` | Primary domain used for corporate email addresses | String |


**Size & Revenue**

| Field Name | API Path | Description | Data Type |
|  --- | --- | --- | --- |
| Size Min | `companies[].companySize.min` | Lower bound of employee headcount | Integer |
| Size Max | `companies[].companySize.max` | Upper bound of employee headcount | Integer |
| LinkedIn Employees | `companies[].companySize.employees_in_linkedin` | Actual count of employees identified on LinkedIn | Integer |
| Employees | `companies[].employees` | Formatted string of the headcount range, e.g. "5001 - 10000" | String |
| Revenue Range | `companies[].revenueRange` | Estimated annual revenue range as [Min, Max] | Array [Integer] |


**Industry & Focus**

| Field Name | API Path | Description | Data Type |
|  --- | --- | --- | --- |
| Main Industry | `companies[].mainIndustry` | High-level industry sector | String |
| Sub Industry | `companies[].subIndustry` | Granular industry niche | String |
| Specialities | `companies[].specialities` | Keywords defining core business activities | Array [String] |


**Industry Codes**

| Field Name | API Path | Description | Data Type |
|  --- | --- | --- | --- |
| SIC Code | `industryPrimaryGroupDetails.sics[].sic` | SIC code | Integer |
| SIC Description | `industryPrimaryGroupDetails.sics[].description` | Human-readable SIC description | String |
| NAICS Code | `industryPrimaryGroupDetails.naics[].naics` | NAICS code | Integer |
| NAICS Description | `industryPrimaryGroupDetails.naics[].description` | Human-readable NAICS description | String |


**HQ Location**

| Field Name | API Path | Description | Data Type |
|  --- | --- | --- | --- |
| City | `companies[].city` | HQ city | String |
| State | `companies[].state` | HQ state name | String |
| State Code | `companies[].stateCode` | Two-letter state or province code, e.g. IL | String |
| Country | `companies[].country` | Full country name | String |
| Country ISO2 | `companies[].countryIso2` | Two-letter ISO code | String |
| Continent | `companies[].continent` | Continent of the organization's HQ | String |
| Raw Location | `companies[].rawLocation` | Full unformatted address string | String |
| Coordinates | `companies[].coordinates` | HQ coordinates as [Longitude, Latitude] | Array [Float] |


**Social Links**

| Field Name | API Path | Description | Data Type |
|  --- | --- | --- | --- |
| LinkedIn | `companies[].social.linkedin` | URL for the company's official LinkedIn page | URL |
| Crunchbase | `companies[].social.crunchbase` | URL for the company's Crunchbase profile | URL |


**Intent Data**

| Field Name | API Path | Description | Data Type |
|  --- | --- | --- | --- |
| Topic Count | `intent.topicCount` | Number of topics currently showing research interest | Integer |
| Topic Name | `intent.detectedTopics[].topicName` | Specific topic name, e.g. Sales Intelligence Platform | String |
| Topic Score | `intent.detectedTopics[].metadata.topicScore` | Strength of the intent signal from 0 to 100 | Integer |
| Topic Trend | `intent.detectedTopics[].metadata.topicTrend` | Trend velocity, e.g. "New", "-13" | String |


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Signals
Returns business change signals for tracked companies including website traffic, IT spend, headcount changes, hiring surges, and news events.

**Inputs**

| Field Name | API Path | Description | Data Type |
|  --- | --- | --- | --- |
| Company IDs | `companyIds` | Array of Lusha company IDs to retrieve signals for | Array [Integer] |
| Signals | `signals` | Signal types to retrieve (allSignals, websiteTrafficIncrease, websiteTrafficDecrease, itSpendIncrease, itSpendDecrease, surgeInHiring, surgeInHiringByDepartment, surgeInHiringByLocation, headcountIncrease1m, headcountIncrease3m, headcountIncrease6m, headcountIncrease12m, headcountDecrease1m, headcountDecrease3m, headcountDecrease6m, headcountDecrease12m, commercialActivityNews, corporateStrategyNews, financialEventsNews, marketIntelligenceNews, peopleNews, productActivityNews, riskNews) | Array [String] |
| Start Date | `startDate` | Start date for signal retrieval (YYYY-MM-DD) | Date |


**Outputs**

**Usage Metadata**

| Field Name | API Path | Description | Data Type |
|  --- | --- | --- | --- |
| Start Date | `startDate` | The start of the timeframe tracked for these signals | Date |
| End Date | `endDate` | The end of the timeframe tracked for these signals | Date |
| Credit Charged | `creditCharged` | Total credits consumed for this request | Integer |


**Base Company Data**

| Field Name | API Path | Description | Data Type |
|  --- | --- | --- | --- |
| Company ID | `companies.{id}.companyId` | Lusha's unique numerical ID for the organization | String |
| Company Name | `companies.{id}.companyName` | The full legal or common name of the company | String |
| Domain | `companies.{id}.domain` | The primary web domain of the organization | String |


**Website Traffic Increase Signal**

Triggered when a company's website traffic increases significantly.

| Field Name | API Path | Description | Data Type |
|  --- | --- | --- | --- |
| Company ID | `websiteTrafficIncrease[].companyId` | Lusha's unique identifier for the company | Integer |
| Signal ID | `websiteTrafficIncrease[].signalId` | Unique identifier for this signal instance | Integer |
| Signal Date | `websiteTrafficIncrease[].signalDate` | The date the traffic change was recorded | Date (YYYY-MM-DD) |
| Historical Avg | `websiteTrafficIncrease[].historicalAvg` | Historical average monthly visits | Integer |
| Last Month Visits | `websiteTrafficIncrease[].lastMonthVisits` | Number of visits in the last month | Integer |
| Change Rate Percent | `websiteTrafficIncrease[].changeRatePercent` | Percentage change in traffic (e.g., "458") | String |


**Website Traffic Decrease Signal**

Triggered when a company's website traffic decreases significantly.

| Field Name | API Path | Description | Data Type |
|  --- | --- | --- | --- |
| Company ID | `websiteTrafficDecrease[].companyId` | Lusha's unique identifier for the company | Integer |
| Signal ID | `websiteTrafficDecrease[].signalId` | Unique identifier for this signal instance | Integer |
| Signal Date | `websiteTrafficDecrease[].signalDate` | The date the traffic change was recorded | Date (YYYY-MM-DD) |
| Historical Avg | `websiteTrafficDecrease[].historicalAvg` | Historical average monthly visits | Integer |
| Last Month Visits | `websiteTrafficDecrease[].lastMonthVisits` | Number of visits in the last month | Integer |
| Change Rate Percent | `websiteTrafficDecrease[].changeRatePercent` | Percentage change in traffic (e.g., "-64") | String |


**IT Spend Increase Signal**

Triggered when a company's IT spending increases.

| Field Name | API Path | Description | Data Type |
|  --- | --- | --- | --- |
| Company ID | `itSpendIncrease[].companyId` | Lusha's unique identifier for the company | Integer |
| Signal ID | `itSpendIncrease[].signalId` | Unique identifier for this signal instance | Integer |
| Signal Date | `itSpendIncrease[].signalDate` | The date the spend change was recorded | Date (YYYY-MM-DD) |
| Historical Avg | `itSpendIncrease[].historicalAvg` | Historical average estimated annual IT spend (in $) | Integer |
| New Value | `itSpendIncrease[].newValue` | Current estimated annual IT spend value (in $) | Integer |
| Change Rate Percent | `itSpendIncrease[].changeRatePercent` | Percentage change in IT spend | String |


**IT Spend Decrease Signal**

Triggered when a company's IT spending decreases.

| Field Name | API Path | Description | Data Type |
|  --- | --- | --- | --- |
| Company ID | `itSpendDecrease[].companyId` | Lusha's unique identifier for the company | Integer |
| Signal ID | `itSpendDecrease[].signalId` | Unique identifier for this signal instance | Integer |
| Signal Date | `itSpendDecrease[].signalDate` | The date the spend change was recorded | Date (YYYY-MM-DD) |
| Historical Avg | `itSpendDecrease[].historicalAvg` | Historical average estimated annual IT spend (in $) | Integer |
| New Value | `itSpendDecrease[].newValue` | Current estimated annual IT spend value (in $) | Integer |
| Change Rate Percent | `itSpendDecrease[].changeRatePercent` | Percentage change in IT spend | String |


**Surge in Hiring Signal**

Triggered when a company shows a surge in overall hiring activity.

| Field Name | API Path | Description | Data Type |
|  --- | --- | --- | --- |
| Company ID | `surgeInHiring[].companyId` | Lusha's unique identifier for the company | Integer |
| Signal ID | `surgeInHiring[].signalId` | Unique identifier for this signal instance | Integer |
| Signal Date | `surgeInHiring[].signalDate` | The date the hiring surge was detected | Date (YYYY-MM-DD) |
| New Jobs Posted Last Week | `surgeInHiring[].newJobsPostedLastWeek` | Number of new job postings in the last week | Integer |
| Historical Avg | `surgeInHiring[].historicalAvg` | Historical weekly average job postings | Integer |
| Change Rate Percent | `surgeInHiring[].changeRatePercent` | Percentage change in job postings | Integer |


**Surge in Hiring by Department Signal**

Triggered when a company shows a surge in hiring for a specific department.

| Field Name | API Path | Description | Data Type |
|  --- | --- | --- | --- |
| Company ID | `surgeInHiringByDepartment[].companyId` | Lusha's unique identifier for the company | Integer |
| Signal ID | `surgeInHiringByDepartment[].signalId` | Unique identifier for this signal instance | Integer |
| Signal Date | `surgeInHiringByDepartment[].signalDate` | The date the hiring surge was detected | Date (YYYY-MM-DD) |
| Department | `surgeInHiringByDepartment[].department` | The department with increased hiring | String |
| New Jobs Posted Last 4 Weeks | `surgeInHiringByDepartment[].newJobsPostedLast4Weeks` | Number of new department job postings in the last 4 weeks | Integer |
| Historical Avg | `surgeInHiringByDepartment[].historicalAvg` | Historical monthly average department job postings (4 weeks moving window) | Integer |
| Change Rate Percent | `surgeInHiringByDepartment[].changeRatePercent` | Percentage change in department job postings | Integer |


**Surge in Hiring by Location Signal**

Triggered when a company shows a surge in hiring in a specific location.

| Field Name | API Path | Description | Data Type |
|  --- | --- | --- | --- |
| Company ID | `surgeInHiringByLocation[].companyId` | Lusha's unique identifier for the company | Integer |
| Signal ID | `surgeInHiringByLocation[].signalId` | Unique identifier for this signal instance | Integer |
| Signal Date | `surgeInHiringByLocation[].signalDate` | The date the hiring surge was detected | Date (YYYY-MM-DD) |
| Location | `surgeInHiringByLocation[].location` | The location with increased hiring | String |
| New Jobs Posted Last 4 Weeks | `surgeInHiringByLocation[].newJobsPostedLast4Weeks` | Number of new location job postings in the last 4 weeks | Integer |
| Historical Avg | `surgeInHiringByLocation[].historicalAvg` | Historical monthly average location job postings (4 weeks moving window) | Integer |
| Change Rate Percent | `surgeInHiringByLocation[].changeRatePercent` | Percentage change in location job postings | Integer |


**Headcount Increase 1M Signal**

Triggered when a company's headcount increases over 1 month.

| Field Name | API Path | Description | Data Type |
|  --- | --- | --- | --- |
| Company ID | `headcountIncrease1m[].companyId` | Lusha's unique identifier for the company | Integer |
| Signal ID | `headcountIncrease1m[].signalId` | Unique identifier for this signal instance | Integer |
| Signal Date | `headcountIncrease1m[].signalDate` | The date the headcount change was recorded | Date (YYYY-MM-DD) |
| Baseline Employees Count | `headcountIncrease1m[].baselineEmployeesCount` | Employee count at baseline (1 month ago) | Integer |
| New Employees Count | `headcountIncrease1m[].newEmployeesCount` | Current employee count | Integer |
| Change Rate Percent | `headcountIncrease1m[].changeRatePercent` | Percentage change in headcount (e.g., "20") | String |


**Headcount Increase 3M Signal**

Triggered when a company's headcount increases over 3 months.

| Field Name | API Path | Description | Data Type |
|  --- | --- | --- | --- |
| Company ID | `headcountIncrease3m[].companyId` | Lusha's unique identifier for the company | Integer |
| Signal ID | `headcountIncrease3m[].signalId` | Unique identifier for this signal instance | Integer |
| Signal Date | `headcountIncrease3m[].signalDate` | The date the headcount change was recorded | Date (YYYY-MM-DD) |
| Baseline Employees Count | `headcountIncrease3m[].baselineEmployeesCount` | Employee count over the previous 3 months | Integer |
| New Employees Count | `headcountIncrease3m[].newEmployeesCount` | Current employee count | Integer |
| Change Rate Percent | `headcountIncrease3m[].changeRatePercent` | Percentage change in headcount (e.g., "38") | String |


**Headcount Increase 6M Signal**

Triggered when a company's headcount increases over 6 months.

| Field Name | API Path | Description | Data Type |
|  --- | --- | --- | --- |
| Company ID | `headcountIncrease6m[].companyId` | Lusha's unique identifier for the company | Integer |
| Signal ID | `headcountIncrease6m[].signalId` | Unique identifier for this signal instance | Integer |
| Signal Date | `headcountIncrease6m[].signalDate` | The date the headcount change was recorded | Date (YYYY-MM-DD) |
| Baseline Employees Count | `headcountIncrease6m[].baselineEmployeesCount` | Employee count over the previous 6 months | Integer |
| New Employees Count | `headcountIncrease6m[].newEmployeesCount` | Current employee count | Integer |
| Change Rate Percent | `headcountIncrease6m[].changeRatePercent` | Percentage change in headcount (e.g., "41") | String |


**Headcount Increase 12M Signal**

Triggered when a company's headcount increases over 12 months.

| Field Name | API Path | Description | Data Type |
|  --- | --- | --- | --- |
| Company ID | `headcountIncrease12m[].companyId` | Lusha's unique identifier for the company | Integer |
| Signal ID | `headcountIncrease12m[].signalId` | Unique identifier for this signal instance | Integer |
| Signal Date | `headcountIncrease12m[].signalDate` | The date the headcount change was recorded | Date (YYYY-MM-DD) |
| Baseline Employees Count | `headcountIncrease12m[].baselineEmployeesCount` | Employee count over the previous 12 months | Integer |
| New Employees Count | `headcountIncrease12m[].newEmployeesCount` | Current employee count | Integer |
| Change Rate Percent | `headcountIncrease12m[].changeRatePercent` | Percentage change in headcount (e.g., "40") | String |


**Headcount Decrease 1M Signal**

Triggered when a company's headcount decreases over 1 month.

| Field Name | API Path | Description | Data Type |
|  --- | --- | --- | --- |
| Company ID | `headcountDecrease1m[].companyId` | Lusha's unique identifier for the company | Integer |
| Signal ID | `headcountDecrease1m[].signalId` | Unique identifier for this signal instance | Integer |
| Signal Date | `headcountDecrease1m[].signalDate` | The date the headcount change was recorded | Date (YYYY-MM-DD) |
| Baseline Employees Count | `headcountDecrease1m[].baselineEmployeesCount` | Employee count at baseline (1 month ago) | Integer |
| New Employees Count | `headcountDecrease1m[].newEmployeesCount` | Current employee count | Integer |
| Change Rate Percent | `headcountDecrease1m[].changeRatePercent` | Percentage change in headcount (e.g., "-14") | String |


**Headcount Decrease 3M Signal**

Triggered when a company's headcount decreases over 3 months.

| Field Name | API Path | Description | Data Type |
|  --- | --- | --- | --- |
| Company ID | `headcountDecrease3m[].companyId` | Lusha's unique identifier for the company | Integer |
| Signal ID | `headcountDecrease3m[].signalId` | Unique identifier for this signal instance | Integer |
| Signal Date | `headcountDecrease3m[].signalDate` | The date the headcount change was recorded | Date (YYYY-MM-DD) |
| Baseline Employees Count | `headcountDecrease3m[].baselineEmployeesCount` | Employee count over the previous 3 months | Integer |
| New Employees Count | `headcountDecrease3m[].newEmployeesCount` | Current employee count | Integer |
| Change Rate Percent | `headcountDecrease3m[].changeRatePercent` | Percentage change in headcount (e.g., "-10") | String |


**Headcount Decrease 6M Signal**

Triggered when a company's headcount decreases over 6 months.

| Field Name | API Path | Description | Data Type |
|  --- | --- | --- | --- |
| Company ID | `headcountDecrease6m[].companyId` | Lusha's unique identifier for the company | Integer |
| Signal ID | `headcountDecrease6m[].signalId` | Unique identifier for this signal instance | Integer |
| Signal Date | `headcountDecrease6m[].signalDate` | The date the headcount change was recorded | Date (YYYY-MM-DD) |
| Baseline Employees Count | `headcountDecrease6m[].baselineEmployeesCount` | Employee count over the previous 6 months | Integer |
| New Employees Count | `headcountDecrease6m[].newEmployeesCount` | Current employee count | Integer |
| Change Rate Percent | `headcountDecrease6m[].changeRatePercent` | Percentage change in headcount (e.g., "-20") | String |


**Headcount Decrease 12M Signal**

Triggered when a company's headcount decreases over 12 months.

| Field Name | API Path | Description | Data Type |
|  --- | --- | --- | --- |
| Company ID | `headcountDecrease12m[].companyId` | Lusha's unique identifier for the company | Integer |
| Signal ID | `headcountDecrease12m[].signalId` | Unique identifier for this signal instance | Integer |
| Signal Date | `headcountDecrease12m[].signalDate` | The date the headcount change was recorded | Date (YYYY-MM-DD) |
| Baseline Employees Count | `headcountDecrease12m[].baselineEmployeesCount` | Employee count over the previous 12 months | Integer |
| New Employees Count | `headcountDecrease12m[].newEmployeesCount` | Current employee count | Integer |
| Change Rate Percent | `headcountDecrease12m[].changeRatePercent` | Percentage change in headcount | String |


**Commercial Activity News Signal**

Partnership, New Customer, New Vendor.

| Field Name | API Path | Description | Data Type |
|  --- | --- | --- | --- |
| Event Type | `commercialActivityNews[].eventType` | Granular event type (e.g., Partnership, New Customer, New Vendor) | String |
| Event Category | `commercialActivityNews[].eventCategory` | Broad business grouping | String |
| Event Summary | `commercialActivityNews[].eventSummary` | A short, AI-generated summary of the event | String |
| Event Effective Date | `commercialActivityNews[].eventEffectiveDate` | The actual date the event took place (if known) | Date/Null |
| Article Title | `commercialActivityNews[].articleTitle` | The headline of the news source | String |
| Article Sentence | `commercialActivityNews[].articleSentence` | A specific quote/snippet from the news article | String |
| Article URL | `commercialActivityNews[].articleUrl` | Direct link to the source news article | URL |
| Article Published Date | `commercialActivityNews[].articlePublishedDate` | The date the article was published | Date |


**Corporate Strategy News Signal**

M&A, Facilities Expansion, New Location, Facility Closure, Asset Sale, Lawsuit Filed.

| Field Name | API Path | Description | Data Type |
|  --- | --- | --- | --- |
| Event Type | `corporateStrategyNews[].eventType` | Granular event type (e.g., M&A, Facilities Expansion, Lawsuit Filed) | String |
| Event Category | `corporateStrategyNews[].eventCategory` | Broad business grouping | String |
| Event Summary | `corporateStrategyNews[].eventSummary` | A short, AI-generated summary of the event | String |
| Event Effective Date | `corporateStrategyNews[].eventEffectiveDate` | The actual date the event took place (if known) | Date/Null |
| Article Title | `corporateStrategyNews[].articleTitle` | The headline of the news source | String |
| Article Sentence | `corporateStrategyNews[].articleSentence` | A specific quote/snippet from the news article | String |
| Article URL | `corporateStrategyNews[].articleUrl` | Direct link to the source news article | URL |
| Article Published Date | `corporateStrategyNews[].articlePublishedDate` | The date the article was published | Date |


**Financial Events News Signal**

Funding Round, Asset Investment, Strategic Investment, IPO.

| Field Name | API Path | Description | Data Type |
|  --- | --- | --- | --- |
| Event Type | `financialEventsNews[].eventType` | Granular event type (e.g., Funding Round, IPO) | String |
| Event Category | `financialEventsNews[].eventCategory` | Broad business grouping | String |
| Event Summary | `financialEventsNews[].eventSummary` | A short, AI-generated summary of the event | String |
| Event Effective Date | `financialEventsNews[].eventEffectiveDate` | The actual date the event took place (if known) | Date/Null |
| Article Title | `financialEventsNews[].articleTitle` | The headline of the news source | String |
| Article Sentence | `financialEventsNews[].articleSentence` | A specific quote/snippet from the news article | String |
| Article URL | `financialEventsNews[].articleUrl` | Direct link to the source news article | URL |
| Article Published Date | `financialEventsNews[].articlePublishedDate` | The date the article was published | Date |


**Market Intelligence News Signal**

Event Participation, Recognition, Competitor Activity.

| Field Name | API Path | Description | Data Type |
|  --- | --- | --- | --- |
| Event Type | `marketIntelligenceNews[].eventType` | Granular event type (e.g., Event Participation, Recognition) | String |
| Event Category | `marketIntelligenceNews[].eventCategory` | Broad business grouping | String |
| Event Summary | `marketIntelligenceNews[].eventSummary` | A short, AI-generated summary of the event | String |
| Event Effective Date | `marketIntelligenceNews[].eventEffectiveDate` | The actual date the event took place (if known) | Date/Null |
| Article Title | `marketIntelligenceNews[].articleTitle` | The headline of the news source | String |
| Article Sentence | `marketIntelligenceNews[].articleSentence` | A specific quote/snippet from the news article | String |
| Article URL | `marketIntelligenceNews[].articleUrl` | Direct link to the source news article | URL |
| Article Published Date | `marketIntelligenceNews[].articlePublishedDate` | The date the article was published | Date |


**People News Signal**

Executive Hire, Executive Departure, Executive Promotion, Headcount Increase, Headcount Decrease.

| Field Name | API Path | Description | Data Type |
|  --- | --- | --- | --- |
| Event Type | `peopleNews[].eventType` | Granular event type (e.g., Executive Hire, Headcount Increase) | String |
| Event Category | `peopleNews[].eventCategory` | Broad business grouping | String |
| Event Summary | `peopleNews[].eventSummary` | A short, AI-generated summary of the event | String |
| Event Effective Date | `peopleNews[].eventEffectiveDate` | The actual date the event took place (if known) | Date/Null |
| Article Title | `peopleNews[].articleTitle` | The headline of the news source | String |
| Article Sentence | `peopleNews[].articleSentence` | A specific quote/snippet from the news article | String |
| Article URL | `peopleNews[].articleUrl` | Direct link to the source news article | URL |
| Article Published Date | `peopleNews[].articlePublishedDate` | The date the article was published | Date |


**Product Activity News Signal**

Product Launch, Product Development, Product Integration.

| Field Name | API Path | Description | Data Type |
|  --- | --- | --- | --- |
| Event Type | `productActivityNews[].eventType` | Granular event type (e.g., Product Launch, Product Development) | String |
| Event Category | `productActivityNews[].eventCategory` | Broad business grouping | String |
| Event Summary | `productActivityNews[].eventSummary` | A short, AI-generated summary of the event | String |
| Event Effective Date | `productActivityNews[].eventEffectiveDate` | The actual date the event took place (if known) | Date/Null |
| Article Title | `productActivityNews[].articleTitle` | The headline of the news source | String |
| Article Sentence | `productActivityNews[].articleSentence` | A specific quote/snippet from the news article | String |
| Article URL | `productActivityNews[].articleUrl` | Direct link to the source news article | URL |
| Article Published Date | `productActivityNews[].articlePublishedDate` | The date the article was published | Date |


**Risk News Signal**

Security Issue, Lawsuit Faced.

| Field Name | API Path | Description | Data Type |
|  --- | --- | --- | --- |
| Event Type | `riskNews[].eventType` | Granular event type (e.g., Security Issue, Lawsuit Faced) | String |
| Event Category | `riskNews[].eventCategory` | Broad business grouping | String |
| Event Summary | `riskNews[].eventSummary` | A short, AI-generated summary of the event | String |
| Event Effective Date | `riskNews[].eventEffectiveDate` | The actual date the event took place (if known) | Date/Null |
| Article Title | `riskNews[].articleTitle` | The headline of the news source | String |
| Article Sentence | `riskNews[].articleSentence` | A specific quote/snippet from the news article | String |
| Article URL | `riskNews[].articleUrl` | Direct link to the source news article | URL |
| Article Published Date | `riskNews[].articlePublishedDate` | The date the article was published | Date |


details
summary
Lookalikes
Returns companies similar to your reference companies based on firmographic attributes.

**Inputs**

| Field Name | API Path | Description | Data Type |
|  --- | --- | --- | --- |
| Company IDs | `companyIds` | Array of Lusha company IDs to use as reference | Array [Integer] |


**Outputs**

**Search Metadata**

| Field Name | API Path | Description | Data Type |
|  --- | --- | --- | --- |
| Request ID | `requestId` | Unique session identifier for the lookalike request | String |
| Count | `count` | Total number of similar companies returned, typically 25 | Integer |
| Credits Charged | `creditsCharged` | Number of credits consumed for this search operation | Integer |


**Company Details**

| Field Name | API Path | Description | Data Type |
|  --- | --- | --- | --- |
| Company ID | `companies[].companyId` | Lusha's unique global identifier for the organization | String |
| Name | `companies[].name` | The full legal or common name of the organization | String |
| FQDN | `companies[].fqdn` | Fully Qualified Domain Name, e.g. www.newsday.com | String |
| Description | `companies[].description` | Textual overview of the company's business model and mission | String |


## Need help?

- [**Full API Reference**](/apis/openapi) – Complete endpoint documentation with examples
- [**Getting Started Guide**](/guides) – Learn how to authenticate and make your first request
- [**Changelog**](/changelog) – Track new endpoints, parameter changes, deprecations
- [**Q&A**](/qa) – FAQs and clarifications