Skip to main content
Grain’s API provides a comprehensive set of endpoints for managing hedging, spot transactions, pricing, and fund movements — enabling seamless integration of FX workflows into your platform.

​
Base URL

https://api.grainfinance.co/v1

​
Environments

EnvironmentBase URL
Sandboxhttps://api.grainfinance.co/v1 (use Sandbox credentials)
Livehttps://api.grainfinance.co/v1 (use Live credentials)
Switch between environments by swapping your Client ID and Secret — the base URL is the same for both.

​
Response format

All responses are JSON. Errors follow a consistent structure: 
{
  "message": "A description of the error"
}
HTTP status codes follow standard conventions: 2xx for success, 4xx for client errors, 5xx for server errors.

​
OpenAPI Specification:

Download the full specification here.