Arbiscan website screenshot

Arbiscan

Arbiscan is the official blockchain explorer, search, API, and analytics platform for Arbitrum One, the leading Ethereum Layer 2 scaling network. It enables developers and users to query Arbitrum One transaction histories, token transfers (ERC-20, ERC-721, ERC-1155), smart contract source code and ABIs, block data, and L2 network statistics. The Arbiscan API is part of the Etherscan unified V2 platform, accessible across 60+ EVM-compatible chains with a single API key. A free tier provides 100,000 daily calls at 3 requests per second; paid tiers scale up to enterprise with unmetered access.

Arbiscan publishes 8 APIs on the APIs.io network, including Accounts API, Blocks API, Contracts API, and 5 more. Tagged areas include Blockchain, Cryptocurrency, Arbitrum, Layer 2, and EVM.

The Arbiscan catalog on APIs.io includes 1 JSON-LD context.

Arbiscan’s developer surface includes authentication, developer portal, documentation, pricing, signup flow, and 6 more developer resources.

🌐 Visit website 📡 Source on GitHub
47.5/100 developing ▬ flat Agent 37/100 agent ready Full breakdown ↓
scored 2026-07-28 · rubric v0.6
AccessFreemiumSelf serve⚡ Free to try
8 APIs
BlockchainCryptocurrencyArbitrumLayer 2EVMWeb3L2

Kin Score

Kin Score Kin Score How this is scored →
scored 2026-07-28 · rubric v0.6
Composite quality — 47.5/100 · developing
Contract Quality 17.6 / 25
Developer Ergonomics 5.7 / 20
Commercial Clarity 12.1 / 20
Operational Transparency 4.8 / 13
Governance 0.0 / 12
Discoverability 7.4 / 10
Agent readiness — 37/100 · agent ready
Machine-Readable Contract 18 / 18
Agentic Access Contract 10 / 10
MCP Server 0 / 12
Machine-Readable Auth 10 / 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/arbiscan: 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 8

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

Arbiscan Accounts API

Address balances, transactions, token holdings, and funding origins

Arbiscan Blocks API

Block details, rewards, countdown, and block-by-timestamp lookup

Arbiscan Contracts API

Smart contract source code, ABI, creation info, and verification

Arbiscan Gas Tracker API

Arbitrum One gas oracle and gas price estimates

Arbiscan Logs API

Event log queries by address, topic, and block range

Arbiscan Stats API

Arbitrum One network statistics, supply data, and daily metrics

Arbiscan Tokens API

ERC-20, ERC-721, and ERC-1155 token supply, holders, and metadata

Arbiscan Transactions API

Transaction status, receipts, counts, and advanced filtering

Scroll for all 8

Pricing Plans 1

Published pricing tiers and plan structures.

Arbiscan Plans Pricing

7 plans

PLANS

Rate Limits 1

Documented rate limits and quota policies.

Arbiscan Rate Limits

14 limits

RATE LIMITS

FinOps 1

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

Arbiscan Finops

FINOPS

Semantic Vocabularies 1

JSON-LD contexts and semantic vocabularies used across these APIs.

Arbiscan Context

48 classes · 6 properties

JSON-LD

Security Posture 3

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

Arbiscan Authentication

apiKey · 1 scheme

SECURITY

Arbiscan Domain Security

TLSv1.3 · HSTS · DNSSEC · DMARC

SECURITY

Arbiscan Vulnerability Disclosure

disclosure policy published

SECURITY

Agentic Access 1

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

Arbiscan Agentic Access

1 operation

1 operations · 0 acting

AGENTIC

Resources

Get Started 2

Portal, sign-up, and the first successful call

Portal
Portal
 Signup
Signup

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

GitHubOrganization
GitHubOrganization

Access & Security 3

Authentication, authorization, and security posture

VulnerabilityDisclosure
VulnerabilityDisclosure
 DomainSecurity
DomainSecurity
 Authentication
Authentication

Commercial 2

Pricing, plans, and the legal terms of use

Pricing
Pricing
 TermsOfService
TermsOfService

Source (apis.yml)

apis.yml Raw ↑ 
aid: arbiscan
name: Arbiscan
description: Arbiscan is the official blockchain explorer, search, API, and analytics platform for Arbitrum One, the leading
  Ethereum Layer 2 scaling network. It enables developers and users to query Arbitrum One transaction histories, token transfers
  (ERC-20, ERC-721, ERC-1155), smart contract source code and ABIs, block data, and L2 network statistics. The Arbiscan API
  is part of the Etherscan unified V2 platform, accessible across 60+ EVM-compatible chains with a single API key. A free
  tier provides 100,000 daily calls at 3 requests per second; paid tiers scale up to enterprise with unmetered access.
url: https://raw.githubusercontent.com/api-evangelist/arbiscan/refs/heads/main/apis.yml
accessModel:
  pricing: freemium
  onboarding: self-serve
  trial: false
  try_now: true
  public: false
  label: Freemium · Self-serve signup
  confidence: high
  source:
  - plans
  - authentication
  generated: '2026-07-22'
  method: derived
image: https://kinlane-images.s3.amazonaws.com/shared/apis-json/icons/arbiscan.png
type: Index
position: Consumer
access: 3rd-Party
created: '2026-06-13'
modified: '2026-06-13'
specificationVersion: '0.19'
tags:
- Blockchain
- Cryptocurrency
- Arbitrum
- Layer 2
- EVM
- Web3
- L2
apis:
- aid: arbiscan:arbiscan-accounts-api
  name: Arbiscan Accounts API
  description: Address balances, transactions, token holdings, and funding origins
  humanURL: https://docs.arbiscan.io/
  baseURL: https://api.etherscan.io/v2/api
  tags:
  - Accounts
  properties:
  - type: OpenAPI
    url: openapi/arbiscan-accounts-api-openapi.yml
  - type: Documentation
    url: https://docs.arbiscan.io/
  - type: Pricing
    url: https://arbiscan.io/apis
  - type: Signup
    url: https://arbiscan.io/myapikey
  - type: TermsOfService
    url: https://arbiscan.io/apiterms
  - type: Plans
    url: plans/arbiscan-plans-pricing.yml
  - type: RateLimits
    url: rate-limits/arbiscan-rate-limits.yml
  - type: FinOps
    url: finops/arbiscan-finops.yml
  - type: JSONLDContext
    url: json-ld/arbiscan-context.jsonld
  - type: Vocabulary
    url: vocabulary/arbiscan-vocabulary.yml
- aid: arbiscan:arbiscan-blocks-api
  name: Arbiscan Blocks API
  description: Block details, rewards, countdown, and block-by-timestamp lookup
  humanURL: https://docs.arbiscan.io/
  baseURL: https://api.etherscan.io/v2/api
  tags:
  - Blocks
  properties:
  - type: OpenAPI
    url: openapi/arbiscan-blocks-api-openapi.yml
  - type: Documentation
    url: https://docs.arbiscan.io/
  - type: Pricing
    url: https://arbiscan.io/apis
  - type: Signup
    url: https://arbiscan.io/myapikey
  - type: TermsOfService
    url: https://arbiscan.io/apiterms
  - type: Plans
    url: plans/arbiscan-plans-pricing.yml
  - type: RateLimits
    url: rate-limits/arbiscan-rate-limits.yml
  - type: FinOps
    url: finops/arbiscan-finops.yml
  - type: JSONLDContext
    url: json-ld/arbiscan-context.jsonld
  - type: Vocabulary
    url: vocabulary/arbiscan-vocabulary.yml
- aid: arbiscan:arbiscan-contracts-api
  name: Arbiscan Contracts API
  description: Smart contract source code, ABI, creation info, and verification
  humanURL: https://docs.arbiscan.io/
  baseURL: https://api.etherscan.io/v2/api
  tags:
  - Contracts
  properties:
  - type: OpenAPI
    url: openapi/arbiscan-contracts-api-openapi.yml
  - type: Documentation
    url: https://docs.arbiscan.io/
  - type: Pricing
    url: https://arbiscan.io/apis
  - type: Signup
    url: https://arbiscan.io/myapikey
  - type: TermsOfService
    url: https://arbiscan.io/apiterms
  - type: Plans
    url: plans/arbiscan-plans-pricing.yml
  - type: RateLimits
    url: rate-limits/arbiscan-rate-limits.yml
  - type: FinOps
    url: finops/arbiscan-finops.yml
  - type: JSONLDContext
    url: json-ld/arbiscan-context.jsonld
  - type: Vocabulary
    url: vocabulary/arbiscan-vocabulary.yml
- aid: arbiscan:arbiscan-gas-tracker-api
  name: Arbiscan Gas Tracker API
  description: Arbitrum One gas oracle and gas price estimates
  humanURL: https://docs.arbiscan.io/
  baseURL: https://api.etherscan.io/v2/api
  tags:
  - Gas Tracker
  properties:
  - type: OpenAPI
    url: openapi/arbiscan-gas-tracker-api-openapi.yml
  - type: Documentation
    url: https://docs.arbiscan.io/
  - type: Pricing
    url: https://arbiscan.io/apis
  - type: Signup
    url: https://arbiscan.io/myapikey
  - type: TermsOfService
    url: https://arbiscan.io/apiterms
  - type: Plans
    url: plans/arbiscan-plans-pricing.yml
  - type: RateLimits
    url: rate-limits/arbiscan-rate-limits.yml
  - type: FinOps
    url: finops/arbiscan-finops.yml
  - type: JSONLDContext
    url: json-ld/arbiscan-context.jsonld
  - type: Vocabulary
    url: vocabulary/arbiscan-vocabulary.yml
- aid: arbiscan:arbiscan-logs-api
  name: Arbiscan Logs API
  description: Event log queries by address, topic, and block range
  humanURL: https://docs.arbiscan.io/
  baseURL: https://api.etherscan.io/v2/api
  tags:
  - Logs
  properties:
  - type: OpenAPI
    url: openapi/arbiscan-logs-api-openapi.yml
  - type: Documentation
    url: https://docs.arbiscan.io/
  - type: Pricing
    url: https://arbiscan.io/apis
  - type: Signup
    url: https://arbiscan.io/myapikey
  - type: TermsOfService
    url: https://arbiscan.io/apiterms
  - type: Plans
    url: plans/arbiscan-plans-pricing.yml
  - type: RateLimits
    url: rate-limits/arbiscan-rate-limits.yml
  - type: FinOps
    url: finops/arbiscan-finops.yml
  - type: JSONLDContext
    url: json-ld/arbiscan-context.jsonld
  - type: Vocabulary
    url: vocabulary/arbiscan-vocabulary.yml
- aid: arbiscan:arbiscan-stats-api
  name: Arbiscan Stats API
  description: Arbitrum One network statistics, supply data, and daily metrics
  humanURL: https://docs.arbiscan.io/
  baseURL: https://api.etherscan.io/v2/api
  tags:
  - Stats
  properties:
  - type: OpenAPI
    url: openapi/arbiscan-stats-api-openapi.yml
  - type: Documentation
    url: https://docs.arbiscan.io/
  - type: Pricing
    url: https://arbiscan.io/apis
  - type: Signup
    url: https://arbiscan.io/myapikey
  - type: TermsOfService
    url: https://arbiscan.io/apiterms
  - type: Plans
    url: plans/arbiscan-plans-pricing.yml
  - type: RateLimits
    url: rate-limits/arbiscan-rate-limits.yml
  - type: FinOps
    url: finops/arbiscan-finops.yml
  - type: JSONLDContext
    url: json-ld/arbiscan-context.jsonld
  - type: Vocabulary
    url: vocabulary/arbiscan-vocabulary.yml
- aid: arbiscan:arbiscan-tokens-api
  name: Arbiscan Tokens API
  description: ERC-20, ERC-721, and ERC-1155 token supply, holders, and metadata
  humanURL: https://docs.arbiscan.io/
  baseURL: https://api.etherscan.io/v2/api
  tags:
  - Tokens
  properties:
  - type: OpenAPI
    url: openapi/arbiscan-tokens-api-openapi.yml
  - type: Documentation
    url: https://docs.arbiscan.io/
  - type: Pricing
    url: https://arbiscan.io/apis
  - type: Signup
    url: https://arbiscan.io/myapikey
  - type: TermsOfService
    url: https://arbiscan.io/apiterms
  - type: Plans
    url: plans/arbiscan-plans-pricing.yml
  - type: RateLimits
    url: rate-limits/arbiscan-rate-limits.yml
  - type: FinOps
    url: finops/arbiscan-finops.yml
  - type: JSONLDContext
    url: json-ld/arbiscan-context.jsonld
  - type: Vocabulary
    url: vocabulary/arbiscan-vocabulary.yml
- aid: arbiscan:arbiscan-transactions-api
  name: Arbiscan Transactions API
  description: Transaction status, receipts, counts, and advanced filtering
  humanURL: https://docs.arbiscan.io/
  baseURL: https://api.etherscan.io/v2/api
  tags:
  - Transactions
  properties:
  - type: OpenAPI
    url: openapi/arbiscan-transactions-api-openapi.yml
  - type: Documentation
    url: https://docs.arbiscan.io/
  - type: Pricing
    url: https://arbiscan.io/apis
  - type: Signup
    url: https://arbiscan.io/myapikey
  - type: TermsOfService
    url: https://arbiscan.io/apiterms
  - type: Plans
    url: plans/arbiscan-plans-pricing.yml
  - type: RateLimits
    url: rate-limits/arbiscan-rate-limits.yml
  - type: FinOps
    url: finops/arbiscan-finops.yml
  - type: JSONLDContext
    url: json-ld/arbiscan-context.jsonld
  - type: Vocabulary
    url: vocabulary/arbiscan-vocabulary.yml
common:
- type: AgenticAccess
  url: agentic-access/arbiscan-agentic-access.yml
- type: VulnerabilityDisclosure
  url: security/arbiscan-vulnerability-disclosure.yml
- type: DomainSecurity
  url: security/arbiscan-domain-security.yml
- type: Authentication
  url: authentication/arbiscan-authentication.yml
- url: https://arbiscan.io/
  type: Portal
- url: https://docs.arbiscan.io/
  type: Documentation
- url: https://arbiscan.io/apis
  type: Pricing
- url: https://arbiscan.io/apiterms
  type: TermsOfService
- url: https://arbiscan.io/myapikey
  type: Signup
- url: https://docs.etherscan.io/llms.txt
  type: LlmsText
- type: GitHubOrganization
  url: https://github.com/arbiscan
maintainers:
- FN: Kin Lane
  email: kin@apievangelist.com