gex public API v1
All endpoints require X-API-Key header. Rate limit 60 req/min per key.
Base URL: https://cloudtrades.net/options/v1
Endpoints
GET /v1/gex/{symbol}
Latest GEX snapshot for one symbol.
{ "symbol":"SPY","snapshot_ts":"2026-05-24T19:45:00Z","total_gex":1.2e9,"flip_strike":580,"max_pain":582,"spot_price":585.10 }
GET /v1/flow/latest?limit=20
Most recent unusual flow events across all covered tickers.
GET /v1/tickers
Full ticker universe currently covered.
GET /v1/health
Service health.
Errors
| 401 | Missing or invalid X-API-Key |
| 404 | Unknown symbol |
| 429 | Rate limit exceeded (60/min) |