OpenCorporates
OpenCorporates · Analytics and SEO
Open company registry data: companies, officers and filings worldwide
The client pastes their API token from OpenCorporates's settings. We store it encrypted.
Tested against OpenCorporates's live API.
Building with OpenCorporates? The docs have setup steps and code for every tool.
Open the OpenCorporates docsTools
Your agent calls any endpoint of OpenCorporates's API with the request tool, with the client's access attached.
Base URL for request
https://api.opencorporates.com/v0.4
request
HTTPS ANY /v1/clients/{clientId}/opencorporates/{path}
Any endpoint of OpenCorporates's own API, with the client's access attached.
- servicestringrequired
- This service: opencorporates
- methodstringrequired
- GET, POST, PUT, PATCH or DELETE
- pathstringrequired
- The path under https://api.opencorporates.com/v0.4
- queryobjectoptional
- Query parameters
- bodyobjectoptional
- A JSON body
Over MCP every tool also takes client_id, from list_clients. Over HTTPS send it as clientId to https://api.operate.as/v1.
What the client approves
- Use the OpenCorporates key you paste, with only the access you gave that key
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