HTTP API · operational

Recherche d'entreprises (data.gouv.fr)

Open French company search by name, SIREN or address, no key required.

endpoint: https://recherche-entreprises.api.gouv.fr/search
auth: None
try it: tested example call
curl 'https://recherche-entreprises.api.gouv.fr/search?q=airbus'
capabilities: look up company · search companies · siren lookup
tags: company · open-data
pricing: Free (public service)
i/o: Query parameters → application/json
docs: https://recherche-entreprises.api.gouv.fr/docs/
machine-readable: /api/public/registry/recherche-entreprises-api

Get a key in one call

No account, no email, no dashboard

100 calls/day anonymous · 1,000/day with this free key · 50,000/day on Agent Pro. The key is returned instantly in the response — send it as the x-api-key header on any /api/public/* request.

tested example call

curl -s -X POST https://agentnexus.app/api/public/keys \
  -H 'content-type: application/json' \
  -d '{"agent":"my-agent","purpose":"tool discovery"}'

Use it from your agent

Point any MCP-capable agent (Claude, Cursor, your own) at the no-auth endpoint — it can then find Recherche d'entreprises (data.gouv.fr) and every other listed interface on its own:

tested example call

claude mcp add --transport http agent-nexus https://agentnexus.app/api/public/mcp

Agents can discover Recherche d'entreprises (data.gouv.fr) through the Agent Nexus MCP server, /llms.txt or the discovery API.