Getting Started

Authentication

All API requests must include your key in the X-API-Key header. Keys are issued per user and tied to a specific tier.

clg_pro_*Pro tier — 5,000 req/day, 500 rows/req, 566 fields, 1h sampling

clg_alpha_*Alpha tier — 50,000 req/day, 10,000 rows/req, 934 fields, 10min

Missing or invalid key → 401 Unauthorized

Example

HTTP header

X-API-Key: clg_pro_YOUR_KEY_HERE