LUSHA API

Unified B2B data for prospecting, enrichment, and signals

Enrich contacts, detect real-world changes, and route leads automatically using production-ready APIs built for CRMs, workflows, and internal systems.

View documentation

What data you get with the Lusha API

Lusha APIs expose unified, real-time B2B data across contacts, companies, and signals, designed to power enrichment, prospecting, and automated GTM workflows.

 

 

Buyer & account intelligence

Contact and company data for accurate targeting and enrichment.
  • Verified emails and phone numbers
  • Roles, seniority, and department information
  • Company size, industry, revenue, and HQ location
  • Technology stack and tool usage

Used for:

enrichment, routing, scoring, personalization

Professional change signals for contacts

Updates that reflect changes in a person’s role or employment.
  • Job changes and role transitions
  • Company moves
  • Seniority and leadership changes

Used for:

re-qualification, trigger-based outreach, account reassignment

Company momentum & market activity

Updates that reflect changes in a company's direction or scale.
  • Product launches and partnerships
  • Acquisitions and expansions
  • Funding events and IPOs

Used for:

account prioritization, opportunity timing, strategic outreach

Hiring & organizational signals

Updates that show how companies are growing or restructuring.
  • Hiring activity and headcount growth
  • Surge in hiring by department
  • Surge in hiring by location

Used for:

expansion plays, pipeline acceleration, prioritization

Buying readiness indicators

Signals indicating company change or evaluation.
  • Hiring acceleration
  • Funding and investment activity
  • Technology adoption and stack changes

Used for:

prioritization, scoring, outbound timing

Lookalike insights

Discovery based on similarity to what already converts.
  • Companies similar to your best customers
  • Contacts similar to high-performing personas

Used for:

account expansion, TAM discovery, audience growth

What teams build with the Lusha API

Teams use Lusha’s data to update records, detect changes, and trigger actions across their GTM systems.

01

Trigger on career movement

Update CRM records when contacts change roles.

  • Signal: Job change
  • Enrichment: new role and company
  • Action: notify sales, re-score account
02

Real-time lead enrichment

Enrich inbound leads as soon as they enter your CRM.

  • Input: name + company or LinkedIn URL
  • Output: verified email, phone, role, firmographics
  • Action: route, score, personalize outreach
03

Weekly outbound list refresh

Keep prospect lists current without rebuilding them.

  • Criteria: role, seniority, industry, location
  • Refresh: automatic
  • Action: push to outbound tools
04

Expansion via lookalikes

Find new accounts similar to your best customers.

  • Seed: existing customers
  • Output: lookalike companies
  • Action: expand ABM coverage
See more examples »

APIs behind the data

Each data type is exposed through a dedicated API. Use them on their own or combine them in the same workflow.

What it does
What you get
Use cases
Best for
Enrichment
Fill in missing contact and 
company data
Contacts: Verified emails, phones, roles
Companies: Firmographics, technographics, size
Form enrichment, CRM completion, data hygiene
Sales and Marketing teams fixing incomplete records
Prospecting
Find new contacts and companies that match 
your ICP
Contacts: Filtered contacts by role, seniority, location
Companies: Filtered companies by industry, size, revenue, tech
Prospect list building, ICP targeting, territory planning
SDRs, BDRs, RevOps
Signals
Track real-world changes that affect timing
Contacts: Job changes, promotions & more
Companies: Hiring, growth, job postings & more
Trigger-based outreach, re-qualification, account routing
Account Executives, CSMs
Lookalike
Discover accounts and buyers similar to what already converts
Contacts: Similar buyers
Companies: ICP-matched accounts
Market expansion, lookalike prospecting, TAM growth
Growth and Sales teams
View API documentation »

Generate an API key

Create a secure API key to authenticate requests and test Lusha data in server-side workflows.

  • Generate a key in seconds
  • Use it for testing or production
  • Rotate or revoke keys anytime
Generate API key

Workflow connectors

Run Lusha APIs through supported automation tools.

Make
n8n
Albato
Zapier
Pipedream
Workato
Need help?