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Documentation Index

Fetch the complete documentation index at: https://docs.companies.social/llms.txt

Use this file to discover all available pages before exploring further.

All API requests (except /health) require an API key passed via the x-api-key header.

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Getting your API key

  1. Sign up at companies.social
  2. Go to the Dashboard
  3. Create a new API key
Your key will be prefixed with ck_ and shown once — store it securely.

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Using your API key

Include the key in every request: 
curl -H "x-api-key: ck_live_abc123..." \
  https://api.companies.social/domain/stripe.com
Never expose your API key in client-side code. Always make API calls from your server.

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Error responses

StatusMeaning
401Missing or invalid API key
401No active subscription for this account
429Rate limit exceeded — see Rate Limits