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.

Blockscout Rate Limits is the machine-readable rate-limit profile for Blockscout on the APIs.io network, conforming to the API Commons Rate Limits specification.

It captures 3 rate-limit definitions, measuring requests_per_second.

The profile also includes 1 backoff/retry policy defined and response codes documented for throttled.

Tagged areas include Web3, Explorer, EVM, and Rate Limiting.

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

Work with this as data

Every rate limit here is available over the APIs.io API and to AI agents over MCP.

MCP server

One button, every client — Claude, Cursor, VS Code and the rest.

https://apis.io/mcp

Tools for rate limits

4 MCP tools reach this
  • find_rate_limitsBrowse and filter every rate limit in the catalog.
  • apis_io_searchSTART HERE — APIs, providers and tags for one query, each with its total.
  • resolveTurn a domain, URL or GitHub org into the provider it belongs to.
  • find_cohortsEvery scored population of providers in the catalog.
All 92 tools →

Call it yourself

curl for this page
This rate limit 
curl "https://apis.io/api/v1/rate-limits/blockscout-rate-limits"
All rate limits 
curl "https://apis.io/api/v1/rate-limits?limit=25"

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