Blockscout · Rate Limits

Blockscout Rate Limits

Per-chain Blockscout instances enforce a fair-use rate limit on the public REST endpoints (typically 10 rps per IP). The hosted PRO API on dev.blockscout.com gates per-key rate caps by plan tier and meters monthly credits.

3 Limits Throttle: 429
Web3ExplorerEVMRate Limiting

Limits

Public per-chain instance (fair use) ip
requests_per_second
10
PRO Free api_key
requests_per_second
5
PRO Paid api_key
requests_per_second
-1
Per-tier; consult dev.blockscout.com/pricing.

Policies

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

Sources