Nansen · Rate Limits

Nansen Rate Limits

Nansen documents per-API-key rate limits of 20 requests per second and 300 requests per minute on the Standard API plan. Higher Enterprise contracts raise these caps. Throttled requests return HTTP 429.

3 Limits Throttle: 429
CryptoOn-ChainRate Limiting

Limits

Standard API per-second api_key
requests_per_second
20
Standard API per-minute api_key
requests_per_minute
300
Enterprise API api_key
requests_per_second
-1
Custom limit per contract.

Policies

Backoff Strategy
Honor 429 Retry-After and apply exponential backoff with jitter.

Sources