Twelve Data
Twelve Data · Accounting
Stock, forex and crypto market data
The client pastes their API key from Twelve Data's settings. We store it encrypted.
Tested against Twelve Data's live API.
Building with Twelve Data? The docs have setup steps and code for every tool.
Open the Twelve Data docsTools
Your agent calls any endpoint of Twelve Data's API with the request tool, with the client's access attached.
Base URL for request
https://api.twelvedata.com
request
HTTPS ANY /v1/clients/{clientId}/twelve-data/{path}
Any endpoint of Twelve Data's own API, with the client's access attached.
- servicestringrequired
- This service: twelve-data
- methodstringrequired
- GET, POST, PUT, PATCH or DELETE
- pathstringrequired
- The path under https://api.twelvedata.com
- 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 Twelve Data key you paste, with only the access you gave that key
Get started
Send your next client one link
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