Start Here
Authentication
TPM API keys identify your developer account and should be sent with API requests.
GET
All API endpointsAPI key header
Pass your key as X-API-Key. Enforcement is being introduced as access expands.
Request
X-API-Key: YOUR_TPM_API_KEYResponse
{ "status": "authenticated" }Response Fields
| Field | Type | Example | Description |
|---|---|---|---|
| X-API-Key | header | - | Developer API key issued from signup or dashboard. |
Build with TPM
Get your API key
Start with Kalshi and Polymarket market data, then add unified spreads, signals, alerts, and watchlists as your workflow grows.