Blockscout website screenshot

Blockscout

Blockscout is an open-source EVM blockchain explorer covering 1,000+ L1, L2, and L3 EVM chains. Each Blockscout instance exposes a REST v1 API (legacy), REST v2 API (recommended), GraphQL API, and an Etherscan-compatible API. The hosted Blockscout PRO API at dev.blockscout.com provides multi-chain access with unified routes, plans, and credit-based metering.

Blockscout publishes 14 APIs on the APIs.io network, including Addresses API, Blocks API, CelestiaService API, and 11 more. Tagged areas include Web3, Explorer, Open Source, EVM, and Multi-Chain.

Blockscout’s developer surface includes developer portal, documentation, GitHub presence, engineering blog, and 8 more developer resources.

🌐 Visit website 📡 Source on GitHub
35.4/100 thin ▬ flat Agent 28/100 agent aware Full breakdown ↓
scored 2026-07-28 · rubric v0.6
AccessFreemium
18 APIs
Web3ExplorerOpen SourceEVMMulti-ChainGraphQLRESTEtherscan-Compatible

Kin Score

Kin Score Kin Score How this is scored →
scored 2026-07-28 · rubric v0.6
Composite quality — 35.4/100 · thin
Contract Quality 11.4 / 25
Developer Ergonomics 3.9 / 20
Commercial Clarity 7.9 / 20
Operational Transparency 4.8 / 13
Governance 0.0 / 12
Discoverability 7.4 / 10
Agent readiness — 28/100 · agent aware
Machine-Readable Contract 18 / 18
Agentic Access Contract 10 / 10
MCP Server 0 / 12
Machine-Readable Auth 0 / 10
Idempotency 0 / 9
Stable Error Semantics 0 / 8
Request/Response Examples 7 / 7
Rate-Limit Signaling 7 / 7
Typed Event Surface 0 / 6
Agent Skills 0 / 5
Well-Known Catalog 0 / 4
Consent & Bot Identity 0 / 3
A2A Agent Card 0 / 8
Dry-Run / Simulate Mode 0 / 4
Improve this rating by publishing the missing artifacts — every area above can be raised, and the full rubric is at apis.io/rating/. This rating is computed from github.com/api-evangelist/blockscout: open an issue to ask a question, or submit a pull request to add artifacts. Want it done for you? Prioritized profiling — $2,500 →

APIs 18

Individual APIs this provider publishes, each with its own machine-readable definition.

Blockscout REST API v2

Recommended REST API on each Blockscout instance. Endpoints cover blocks, transactions, addresses, tokens, smart-contract verification, and more. Path varies by chain (eth, opti...

Blockscout GraphQL API

GraphQL API exposing blocks, transactions, addresses, and tokens.

Blockscout Etherscan-Compatible API

Drop-in Etherscan-style RPC API (action / module query parameters) for easy migration.

Blockscout PRO API

Hosted multi-chain Blockscout API with unified routes, plans, and credit-based metering. Replaces the older MyAccount API; old keys do not work on PRO routes.

Blockscout Addresses API

The Addresses API from Blockscout — 15 operation(s) for addresses.

Blockscout Blocks API

The Blocks API from Blockscout — 4 operation(s) for blocks.

Blockscout CelestiaService API

The CelestiaService API from Blockscout — 3 operation(s) for celestiaservice.

Blockscout Config API

The Config API from Blockscout — 1 operation(s) for config.

Blockscout Internal Transactions API

The Internal Transactions API from Blockscout — 1 operation(s) for internal transactions.

Blockscout Main Page API

The Main Page API from Blockscout — 3 operation(s) for main page.

Blockscout Proxy API

The Proxy API from Blockscout — 1 operation(s) for proxy.

Blockscout Search API

The Search API from Blockscout — 2 operation(s) for search.

Blockscout Smart Contracts API

The Smart Contracts API from Blockscout — 3 operation(s) for smart contracts.

Blockscout Stats API

The Stats API from Blockscout — 3 operation(s) for stats.

Blockscout Token Transfers API

The Token Transfers API from Blockscout — 1 operation(s) for token transfers.

Blockscout Tokens API

The Tokens API from Blockscout — 11 operation(s) for tokens.

Blockscout Transactions API

The Transactions API from Blockscout — 8 operation(s) for transactions.

Blockscout Withdrawals API

The Withdrawals API from Blockscout — 1 operation(s) for withdrawals.

Scroll for all 18

Open Collections 1

Open, tool-agnostic API collections (OpenAPI-derived and Bruno).

BlockScout API

OPEN COLLECTION

GraphQL 1

GraphQL schemas published by this provider.

Blockscout GraphQL API

GraphQL API exposing blocks, transactions, addresses, and tokens.

GRAPHQL

Pricing Plans 1

Published pricing tiers and plan structures.

Blockscout Plans Pricing

4 plans

PLANS

Rate Limits 1

Documented rate limits and quota policies.

Blockscout Rate Limits

3 limits

RATE LIMITS

FinOps 1

Cost, billing, and metering signals for API financial operations.

Blockscout Finops

FINOPS

Security Posture 1

Authentication, domain security, vulnerability disclosure, and trust-center signals.

Blockscout Domain Security

TLSv1.3 · HSTS · DNSSEC · DMARC

SECURITY

Agentic Access 1

Recommended x-agentic-access execution contracts for AI agents.

Blockscout Agentic Access

57 operations · 1 acting

57 operations · 1 acting

AGENTIC

Resources

Get Started 2

Portal, sign-up, and the first successful call

Portal
Portal
 DeveloperPortal
DeveloperPortal

Documentation 1

Reference material describing how the API behaves

Documentation
Documentation

Agent Surfaces 2

MCP servers, agent skills, and machine-readable catalogs

AgenticAccess
AgenticAccess
 LlmsText
LlmsText

Build 1

SDKs, sample code, and the tooling you integrate with

GitHub
GitHub

Access & Security 1

Authentication, authorization, and security posture

DomainSecurity
DomainSecurity

Operate 1

Status, limits, changes, and where to get help

RateLimits
RateLimits

Commercial 2

Pricing, plans, and the legal terms of use

Plans
Plans
 FinOps
FinOps

Company 2

The organization behind the API

LinkedIn
LinkedIn
 Blog
Blog

Source (apis.yml)

apis.yml Raw ↑ 
aid: blockscout
url: https://raw.githubusercontent.com/api-evangelist/blockscout/refs/heads/main/apis.yml
name: Blockscout
kind: company
accessModel:
  pricing: freemium
  onboarding: unknown
  trial: false
  try_now: false
  public: false
  label: Freemium
  confidence: medium
  source:
  - plans
  generated: '2026-07-22'
  method: derived
image: https://kinlane-images.s3.amazonaws.com/shared/apis-json/icons/blockscout.png
tags:
- Web3
- Explorer
- Open Source
- EVM
- Multi-Chain
- GraphQL
- REST
- Etherscan-Compatible
created: '2026-05-08'
modified: '2026-05-08'
specificationVersion: '0.19'
description: Blockscout is an open-source EVM blockchain explorer covering 1,000+ L1, L2, and L3 EVM chains. Each Blockscout
  instance exposes a REST v1 API (legacy), REST v2 API (recommended), GraphQL API, and an Etherscan-compatible API. The hosted
  Blockscout PRO API at dev.blockscout.com provides multi-chain access with unified routes, plans, and credit-based metering.
apis:
- aid: blockscout:rest-api-v2
  name: Blockscout REST API v2
  tags:
  - REST
  - EVM
  - Explorer
  image: https://kinlane-images.s3.amazonaws.com/shared/apis-json/apis-json-logo.jpg
  baseURL: https://eth.blockscout.com/api/v2
  humanURL: https://docs.blockscout.com/devs/apis/rest
  description: Recommended REST API on each Blockscout instance. Endpoints cover blocks, transactions, addresses, tokens,
    smart-contract verification, and more. Path varies by chain (eth, optimism, base, etc.). Free for self-hosted; subject
    to PRO API plans on dev.blockscout.com.
  properties:
  - type: Documentation
    url: https://docs.blockscout.com/devs/apis/rest
  x-features:
  - Modern REST surface
  - Per-chain hosted instances
  - Smart-contract verification
  x-use-cases:
  - Wallet UIs
  - Indexing analytics
  - Block explorer mirroring
- aid: blockscout:graphql-api
  name: Blockscout GraphQL API
  tags:
  - GraphQL
  - EVM
  - Explorer
  image: https://kinlane-images.s3.amazonaws.com/shared/apis-json/apis-json-logo.jpg
  baseURL: https://eth.blockscout.com/api/v1/graphql
  humanURL: https://docs.blockscout.com/devs/apis/graphql
  description: GraphQL API exposing blocks, transactions, addresses, and tokens.
  properties:
  - type: Documentation
    url: https://docs.blockscout.com/devs/apis/graphql
  - url: graphql/blockscout-graphql.md
    type: GraphQL
  x-features:
  - GraphQL queries
  - Block, tx, address, token schema
  x-use-cases:
  - Analytics workflows
  - Custom data slicing
- aid: blockscout:etherscan-compatible-api
  name: Blockscout Etherscan-Compatible API
  tags:
  - Etherscan-Compatible
  - REST
  - Migration
  image: https://kinlane-images.s3.amazonaws.com/shared/apis-json/apis-json-logo.jpg
  baseURL: https://eth.blockscout.com/api
  humanURL: https://docs.blockscout.com/devs/apis/rpc
  description: Drop-in Etherscan-style RPC API (action / module query parameters) for easy migration.
  properties:
  - type: Documentation
    url: https://docs.blockscout.com/devs/apis/rpc
  x-features:
  - Etherscan-compatible action / module routes
  - Simplified migration
  x-use-cases:
  - Migrating Etherscan integrations
  - Compatible tooling
- aid: blockscout:pro-api
  name: Blockscout PRO API
  tags:
  - Pro
  - Multi-chain
  - Subscription
  image: https://kinlane-images.s3.amazonaws.com/shared/apis-json/apis-json-logo.jpg
  baseURL: https://dev.blockscout.com
  humanURL: https://docs.blockscout.com/devs/apis/pro
  description: Hosted multi-chain Blockscout API with unified routes, plans, and credit-based metering. Replaces the older
    MyAccount API; old keys do not work on PRO routes.
  properties:
  - type: Documentation
    url: https://docs.blockscout.com/devs/apis/pro
  - type: Pricing
    url: https://dev.blockscout.com/pricing
  x-features:
  - Unified multi-chain access
  - Credit-based metering
  - Plan-tier rate limits
  x-use-cases:
  - Cross-chain wallet UIs
  - Aggregator analytics
- aid: blockscout:blockscout-addresses-api
  name: Blockscout Addresses API
  description: The Addresses API from Blockscout — 15 operation(s) for addresses.
  humanURL: https://docs.blockscout.com/devs/apis/rest
  baseURL: https://eth.blockscout.com/api/v2
  tags:
  - Addresses
  properties:
  - type: OpenAPI
    url: openapi/blockscout-addresses-api-openapi.yml
- aid: blockscout:blockscout-blocks-api
  name: Blockscout Blocks API
  description: The Blocks API from Blockscout — 4 operation(s) for blocks.
  humanURL: https://docs.blockscout.com/devs/apis/rest
  baseURL: https://eth.blockscout.com/api/v2
  tags:
  - Blocks
  properties:
  - type: OpenAPI
    url: openapi/blockscout-blocks-api-openapi.yml
- aid: blockscout:blockscout-celestiaservice-api
  name: Blockscout CelestiaService API
  description: The CelestiaService API from Blockscout — 3 operation(s) for celestiaservice.
  humanURL: https://docs.blockscout.com/devs/apis/rest
  baseURL: https://eth.blockscout.com/api/v2
  tags:
  - CelestiaService
  properties:
  - type: OpenAPI
    url: openapi/blockscout-celestiaservice-api-openapi.yml
- aid: blockscout:blockscout-config-api
  name: Blockscout Config API
  description: The Config API from Blockscout — 1 operation(s) for config.
  humanURL: https://docs.blockscout.com/devs/apis/rest
  baseURL: https://eth.blockscout.com/api/v2
  tags:
  - Config
  properties:
  - type: OpenAPI
    url: openapi/blockscout-config-api-openapi.yml
- aid: blockscout:blockscout-internal-transactions-api
  name: Blockscout Internal Transactions API
  description: The Internal Transactions API from Blockscout — 1 operation(s) for internal transactions.
  humanURL: https://docs.blockscout.com/devs/apis/rest
  baseURL: https://eth.blockscout.com/api/v2
  tags:
  - Internal Transactions
  properties:
  - type: OpenAPI
    url: openapi/blockscout-internal-transactions-api-openapi.yml
- aid: blockscout:blockscout-main-page-api
  name: Blockscout Main Page API
  description: The Main Page API from Blockscout — 3 operation(s) for main page.
  humanURL: https://docs.blockscout.com/devs/apis/rest
  baseURL: https://eth.blockscout.com/api/v2
  tags:
  - Main Page
  properties:
  - type: OpenAPI
    url: openapi/blockscout-main-page-api-openapi.yml
- aid: blockscout:blockscout-proxy-api
  name: Blockscout Proxy API
  description: The Proxy API from Blockscout — 1 operation(s) for proxy.
  humanURL: https://docs.blockscout.com/devs/apis/rest
  baseURL: https://eth.blockscout.com/api/v2
  tags:
  - Proxy
  properties:
  - type: OpenAPI
    url: openapi/blockscout-proxy-api-openapi.yml
- aid: blockscout:blockscout-search-api
  name: Blockscout Search API
  description: The Search API from Blockscout — 2 operation(s) for search.
  humanURL: https://docs.blockscout.com/devs/apis/rest
  baseURL: https://eth.blockscout.com/api/v2
  tags:
  - Search
  properties:
  - type: OpenAPI
    url: openapi/blockscout-search-api-openapi.yml
- aid: blockscout:blockscout-smart-contracts-api
  name: Blockscout Smart Contracts API
  description: The Smart Contracts API from Blockscout — 3 operation(s) for smart contracts.
  humanURL: https://docs.blockscout.com/devs/apis/rest
  baseURL: https://eth.blockscout.com/api/v2
  tags:
  - Smart Contracts
  properties:
  - type: OpenAPI
    url: openapi/blockscout-smart-contracts-api-openapi.yml
- aid: blockscout:blockscout-stats-api
  name: Blockscout Stats API
  description: The Stats API from Blockscout — 3 operation(s) for stats.
  humanURL: https://docs.blockscout.com/devs/apis/rest
  baseURL: https://eth.blockscout.com/api/v2
  tags:
  - Stats
  properties:
  - type: OpenAPI
    url: openapi/blockscout-stats-api-openapi.yml
- aid: blockscout:blockscout-token-transfers-api
  name: Blockscout Token Transfers API
  description: The Token Transfers API from Blockscout — 1 operation(s) for token transfers.
  humanURL: https://docs.blockscout.com/devs/apis/rest
  baseURL: https://eth.blockscout.com/api/v2
  tags:
  - Token Transfers
  properties:
  - type: OpenAPI
    url: openapi/blockscout-token-transfers-api-openapi.yml
- aid: blockscout:blockscout-tokens-api
  name: Blockscout Tokens API
  description: The Tokens API from Blockscout — 11 operation(s) for tokens.
  humanURL: https://docs.blockscout.com/devs/apis/rest
  baseURL: https://eth.blockscout.com/api/v2
  tags:
  - Tokens
  properties:
  - type: OpenAPI
    url: openapi/blockscout-tokens-api-openapi.yml
- aid: blockscout:blockscout-transactions-api
  name: Blockscout Transactions API
  description: The Transactions API from Blockscout — 8 operation(s) for transactions.
  humanURL: https://docs.blockscout.com/devs/apis/rest
  baseURL: https://eth.blockscout.com/api/v2
  tags:
  - Transactions
  properties:
  - type: OpenAPI
    url: openapi/blockscout-transactions-api-openapi.yml
- aid: blockscout:blockscout-withdrawals-api
  name: Blockscout Withdrawals API
  description: The Withdrawals API from Blockscout — 1 operation(s) for withdrawals.
  humanURL: https://docs.blockscout.com/devs/apis/rest
  baseURL: https://eth.blockscout.com/api/v2
  tags:
  - Withdrawals
  properties:
  - type: OpenAPI
    url: openapi/blockscout-withdrawals-api-openapi.yml
common:
- type: AgenticAccess
  url: agentic-access/blockscout-agentic-access.yml
- type: DomainSecurity
  url: security/blockscout-domain-security.yml
- type: LinkedIn
  url: https://www.linkedin.com/company/blockscout
- type: Portal
  url: https://www.blockscout.com/
- type: Documentation
  url: https://docs.blockscout.com/
- type: DeveloperPortal
  url: https://dev.blockscout.com/
- type: GitHub
  url: https://github.com/blockscout
- type: Plans
  url: plans/blockscout-plans-pricing.yml
- type: RateLimits
  url: rate-limits/blockscout-rate-limits.yml
- type: FinOps
  url: finops/blockscout-finops.yml
- type: LlmsText
  url: https://dev.blockscout.com/llms.txt
- url: https://www.blog.blockscout.com/rss/
  type: Blog
maintainers:
- FN: Kin Lane
  email: kin@apievangelist.com