LayerZero website screenshot

LayerZero

LayerZero is an omnichain interoperability protocol that enables seamless cross-chain messaging, token transfers, and OApp/OFT deployments across 90+ blockchains. It provides REST APIs for querying cross-chain message status, estimating fees, tracking OFT deployments, and executing value transfers across 150+ supported chains.

LayerZero publishes 5 APIs on the APIs.io network, including Discovery API, messages API, ofts API, and 2 more. Tagged areas include Blockchain, Cross-Chain, Omnichain, Interoperability, and Web3.

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

LayerZero’s developer surface includes authentication, documentation, GitHub presence, engineering blog, changelog, and 13 more developer resources.

🌐 Visit website 📡 Source on GitHub
32.0/100 thin ▬ flat Agent 35/100 agent ready Full breakdown ↓
scored 2026-08-20 · rubric v0.12.0
AccessFreeSelf serve⚡ Free to try
5 APIs
BlockchainCross-ChainOmnichainInteroperabilityWeb3DeFiMessagingToken Transfers

Kin Score

Kin Score Kin Score How this is scored →
scored 2026-08-20 · rubric v0.12.0
Composite quality — 32.0/100 · thin
Contract Quality 12.5 / 25
Developer Ergonomics 5.7 / 20
Access Clarity 5.8 / 20
Operational Transparency 0.7 / 13
Contract Governance 0.0 / 12
Discoverability 7.4 / 10
Agent readiness — 35/100 · agent ready
Machine-Readable Contract 18 / 18
Agentic Access Contract 10 / 10
Documented Reversibility 0 / 6
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/layerzero: 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 5

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

LayerZero Discovery API

The Discovery API from LayerZero — 3 operation(s) for discovery.

LayerZero messages API

The messages API from LayerZero — 7 operation(s) for messages.

LayerZero ofts API

The ofts API from LayerZero — 2 operation(s) for ofts.

LayerZero openapi API

The openapi API from LayerZero — 1 operation(s) for openapi.

LayerZero Transfer API

The Transfer API from LayerZero — 4 operation(s) for transfer.

Open Collections 6

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

API Collection

OPEN COLLECTION

LayerZero OFT Transfer Discovery API

OPEN COLLECTION

LayerZero OFT Transfer Discovery messages API

OPEN COLLECTION

LayerZero OFT Transfer Discovery ofts API

OPEN COLLECTION

LayerZero OFT Transfer Discovery openapi API

OPEN COLLECTION

LayerZero OFT Discovery Transfer API

OPEN COLLECTION

Pricing Plans 1

Published pricing tiers and plan structures.

Plans

2 plans

PLANS

Rate Limits 1

Documented rate limits and quota policies.

Rate Limits

0 limits

RATE LIMITS

FinOps 1

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

Finops

FINOPS

Semantic Vocabularies 1

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

context Context

9 classes · 6 properties

JSON-LD

Security Posture 2

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

Layerzero Authentication

apiKey · 1 scheme

SECURITY

Layerzero Domain Security

TLSv1.3 · HSTS · DNSSEC · DMARC

SECURITY

Agentic Access 1

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

Layerzero Agentic Access

26 operations · 3 acting

26 operations · 3 acting

AGENTIC

Resources

Documentation 1

Reference material describing how the API behaves

Documentation
Documentation

Agent Surfaces 1

MCP servers, agent skills, and machine-readable catalogs

AgenticAccess
AgenticAccess

Build 2

SDKs, sample code, and the tooling you integrate with

GitHub
GitHub
 GitHubRepository
GitHubRepository

Access & Security 2

Authentication, authorization, and security posture

DomainSecurity
DomainSecurity
 Authentication
Authentication

Operate 5

Status, limits, changes, and where to get help

IssueTracker
IssueTracker
 Releases
Releases
 Discord
Discord
 ChangeLog
ChangeLog
 RateLimits
RateLimits

Commercial 2

Pricing, plans, and the legal terms of use

Plans
Plans
 FinOps
FinOps

Company 3

The organization behind the API

Website
Website
 Twitter
Twitter
 Blog
Blog

Other 2

Properties that don't map to a standard resource type

Explorer
Explorer
 Whitepaper
Whitepaper

Source (apis.yml)

apis.yml Raw ↑ 
name: LayerZero
description: LayerZero is an omnichain interoperability protocol that enables seamless cross-chain messaging, token transfers,
  and OApp/OFT deployments across 90+ blockchains. It provides REST APIs for querying cross-chain message status, estimating
  fees, tracking OFT deployments, and executing value transfers across 150+ supported chains.
accessModel:
  pricing: free
  onboarding: self-serve
  trial: false
  try_now: true
  public: false
  label: Free · 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/layerzero.png
url: https://raw.githubusercontent.com/api-evangelist/layerzero/refs/heads/main/apis.yml
created: '2026-06-13'
modified: '2026-06-13'
specificationVersion: '0.23'
tags:
- Blockchain
- Cross-Chain
- Omnichain
- Interoperability
- Web3
- DeFi
- Messaging
- Token Transfers
apis:
- aid: layerzero:layerzero-discovery-api
  name: LayerZero Discovery API
  description: The Discovery API from LayerZero — 3 operation(s) for discovery.
  humanURL: https://docs.layerzero.network/v2/tools/api/scan/mainnet
  baseURL: https://scan.layerzero-api.com/v1
  tags:
  - Discovery
  properties:
  - type: OpenAPI
    url: openapi/layerzero-discovery-api-openapi.yml
  - type: Documentation
    url: https://docs.layerzero.network/v2/tools/overview
  - type: Explorer
    url: https://layerzeroscan.com/
  - type: Swagger
    url: https://scan.layerzero-api.com/v1/swagger
  - type: Documentation
    url: https://docs.layerzero.network/v2/developers/value-transfer-api/api-reference/overview
  - type: Authentication
    url: https://docs.layerzero.network/v2/developers/value-transfer-api/api-reference/overview
  - type: Documentation
    url: https://docs.layerzero.network/v2/tools/api/oft-examples
  - type: Authentication
    url: https://docs.layerzero.network/v2/tools/api/oft-reference
- aid: layerzero:layerzero-messages-api
  name: LayerZero messages API
  description: The messages API from LayerZero — 7 operation(s) for messages.
  humanURL: https://docs.layerzero.network/v2/tools/api/scan/mainnet
  baseURL: https://scan.layerzero-api.com/v1
  tags:
  - Message
  tags_raw:
  - messages
  properties:
  - type: OpenAPI
    url: openapi/layerzero-messages-api-openapi.yml
  - type: Documentation
    url: https://docs.layerzero.network/v2/tools/overview
  - type: Explorer
    url: https://layerzeroscan.com/
  - type: Swagger
    url: https://scan.layerzero-api.com/v1/swagger
  - type: Documentation
    url: https://docs.layerzero.network/v2/developers/value-transfer-api/api-reference/overview
  - type: Authentication
    url: https://docs.layerzero.network/v2/developers/value-transfer-api/api-reference/overview
  - type: Documentation
    url: https://docs.layerzero.network/v2/tools/api/oft-examples
  - type: Authentication
    url: https://docs.layerzero.network/v2/tools/api/oft-reference
- aid: layerzero:layerzero-ofts-api
  name: LayerZero ofts API
  description: The ofts API from LayerZero — 2 operation(s) for ofts.
  humanURL: https://docs.layerzero.network/v2/tools/api/scan/mainnet
  baseURL: https://scan.layerzero-api.com/v1
  tags:
  - ofts
  properties:
  - type: OpenAPI
    url: openapi/layerzero-ofts-api-openapi.yml
  - type: Documentation
    url: https://docs.layerzero.network/v2/tools/overview
  - type: Explorer
    url: https://layerzeroscan.com/
  - type: Swagger
    url: https://scan.layerzero-api.com/v1/swagger
  - type: Documentation
    url: https://docs.layerzero.network/v2/developers/value-transfer-api/api-reference/overview
  - type: Authentication
    url: https://docs.layerzero.network/v2/developers/value-transfer-api/api-reference/overview
  - type: Documentation
    url: https://docs.layerzero.network/v2/tools/api/oft-examples
  - type: Authentication
    url: https://docs.layerzero.network/v2/tools/api/oft-reference
- aid: layerzero:layerzero-openapi-api
  name: LayerZero openapi API
  description: The openapi API from LayerZero — 1 operation(s) for openapi.
  humanURL: https://docs.layerzero.network/v2/tools/api/scan/mainnet
  baseURL: https://scan.layerzero-api.com/v1
  tags:
  - OpenAPI
  tags_raw:
  - openapi
  properties:
  - type: OpenAPI
    url: openapi/layerzero-openapi-api-openapi.yml
  - type: Documentation
    url: https://docs.layerzero.network/v2/tools/overview
  - type: Explorer
    url: https://layerzeroscan.com/
  - type: Swagger
    url: https://scan.layerzero-api.com/v1/swagger
  - type: Documentation
    url: https://docs.layerzero.network/v2/developers/value-transfer-api/api-reference/overview
  - type: Authentication
    url: https://docs.layerzero.network/v2/developers/value-transfer-api/api-reference/overview
  - type: Documentation
    url: https://docs.layerzero.network/v2/tools/api/oft-examples
  - type: Authentication
    url: https://docs.layerzero.network/v2/tools/api/oft-reference
- aid: layerzero:layerzero-transfer-api
  name: LayerZero Transfer API
  description: The Transfer API from LayerZero — 4 operation(s) for transfer.
  humanURL: https://docs.layerzero.network/v2/tools/api/scan/mainnet
  baseURL: https://scan.layerzero-api.com/v1
  tags:
  - Transfer
  properties:
  - type: OpenAPI
    url: openapi/layerzero-transfer-api-openapi.yml
  - type: Documentation
    url: https://docs.layerzero.network/v2/tools/overview
  - type: Explorer
    url: https://layerzeroscan.com/
  - type: Swagger
    url: https://scan.layerzero-api.com/v1/swagger
  - type: Documentation
    url: https://docs.layerzero.network/v2/developers/value-transfer-api/api-reference/overview
  - type: Authentication
    url: https://docs.layerzero.network/v2/developers/value-transfer-api/api-reference/overview
  - type: Documentation
    url: https://docs.layerzero.network/v2/tools/api/oft-examples
  - type: Authentication
    url: https://docs.layerzero.network/v2/tools/api/oft-reference
common:
- type: IssueTracker
  url: https://github.com/LayerZero-Labs/devtools/issues
- type: Releases
  url: https://github.com/LayerZero-Labs/devtools/releases
- type: AgenticAccess
  url: agentic-access/layerzero-agentic-access.yml
- type: DomainSecurity
  url: security/layerzero-domain-security.yml
- type: Authentication
  url: authentication/layerzero-authentication.yml
- type: Website
  url: https://layerzero.network/
- type: Documentation
  url: https://docs.layerzero.network/v2
- type: GitHub
  url: https://github.com/LayerZero-Labs
- type: GitHubRepository
  url: https://github.com/LayerZero-Labs/devtools
- type: Explorer
  url: https://layerzeroscan.com/
- type: Discord
  url: https://discord.gg/layerzero
- type: Twitter
  url: https://x.com/LayerZero_Core
- type: Blog
  url: https://layerzero.network/blog
- type: Whitepaper
  url: https://layerzero.network/whitepaper
- type: ChangeLog
  url: https://docs.layerzero.network/v2/developers/changelog
- type: Plans
  url: https://raw.githubusercontent.com/api-evangelist/layerzero/refs/heads/main/plans/plans.yml
- type: RateLimits
  url: https://raw.githubusercontent.com/api-evangelist/layerzero/refs/heads/main/rate-limits/rate-limits.yml
- type: FinOps
  url: https://raw.githubusercontent.com/api-evangelist/layerzero/refs/heads/main/finops/finops.yml
maintainers:
- FN: API Evangelist
  url: https://apievangelist.com
  email: info@apievangelist.com