Surface API

The cross exchange API for prediction markets. Kalshi & Polymarket + more soon

X: @surfaceapi · 31 followers.

Categories: Prediction markets Developer tools and cloud.

On Recent Funding since: Oct 25, 2026.

Signals

X account@surfaceapi · created Dec 14, 2025 (11 months old) · 31 followers

Sources and API

Every amount links to the page it came from. * Estimated from an accelerator's published standard deal, not a company-specific disclosure. How Recent Funding sources and verifies funding data. The same data as JSON: /api/v1/companies/surface-api (get a free API key).