1
Get your API key
Create a key at app.companyenrich.com/access-keys, then save it in an environment variable:
2
Send your first request
This request checks that your key works and shows your credit balance. It is free.You get back your account’s credits and what your plan allows:This example is shortened. A
401 response means the key is missing or wrong.3
Pick an API
Each page below starts with a request you can copy and run.
Company Enrichment API
Turn a domain into a full company profile.
Company Search API
Find companies by country, size, industry, and more.
Semantic Company Search API
Find companies from a plain-language description.
Similar Companies API
Find companies like the ones you already know.
People Search API
Find people by job title, seniority, and employer.
Reverse Email Lookup API
Find the person behind a work email address.
Company Headcount API
Get employee counts by department, with history.
MCP server
Connect an AI agent to CompanyEnrich data.
Good to know
- Base URL. Every request goes to
https://api.companyenrich.com. V2 paths start with/v2. - Authentication. Send your key in the
Authorizationheader asBearerfollowed by the key. See Authentication. - Credits. Most requests cost credits for the data they return. Counting matches and checking your account are free. See Credits.
- Rate limits. See Rate limits before you send requests at scale.