name: x402 List API
description: An open, machine-readable, live-monitored directory of services that accept x402 protocol payments
  (HTTP 402 Payment Required). Self-described as agent-first, it exposes service listings, uptime metrics, pricing,
  facilitator settlement data, and rankings as JSON for autonomous agents, aggregators, and integrations.
image: https://x402-list.com/og-image.png
url: https://raw.githubusercontent.com/api-evangelist/x402-list-api/refs/heads/main/apis.yml
created: '2026-09-02'
modified: '2026-09-02'
specificationVersion: '0.21'
tags:
- x402
- crypto
- '402'
- agentic-payments
- API directory
- registry
- AI agents
- blockchain
- developer tools
- uptime monitoring
apis:
- name: x402 List API
  description: Public REST API (OpenAPI 3.1) providing access to the x402 services directory, uptime, pricing, facilitator
    volumes, networks, stats, rankings, and change events. Free reads (rate-limited), with x402 pay-per-request
    metering for bulk usage.
  humanURL: https://x402-list.com/api
  baseURL: https://x402-list.com/api/v1
  tags:
  - x402
  - crypto
  - '402'
  - agentic-payments
  - API directory
  - registry
  - AI agents
  - blockchain
  - developer tools
  - uptime monitoring
  properties:
  - type: OpenAPI
    url: https://x402-list.com/api/v1/openapi.json
  - type: Documentation
    url: https://x402-list.com/api
  - type: LLMsTxt
    url: https://x402-list.com/llms.txt
  - type: LLMsTxt
    url: https://x402-list.com/llms-full.txt
  - type: MCPServer
    url: https://mcp.x402-list.com/mcp
  - type: OpenAPI
    url: openapi/x402-list-api-openapi.yml
  - type: DeveloperPortal
    url: https://x402-list.com/api
  - type: APIReference
    url: https://x402-list.com/api
  - type: GettingStarted
    url: https://x402-list.com/api
  - type: LLMsTxt
    url: llms/x402-list-api-llms.txt
  - type: MCPServer
    url: mcp/x402-list-api-mcp.yml
  - type: ToolCrosswalk
    url: mcp/x402-list-api-tool-crosswalk.yml
  - type: Authentication
    url: authentication/x402-list-api-authentication.yml
  - type: ErrorCatalog
    url: errors/x402-list-api-problem-types.yml
  - type: RateLimits
    url: rate-limits/x402-list-api-rate-limits.yml
  - type: Plans
    url: plans/x402-list-api-plans-pricing.yml
  - type: Pricing
    url: https://x402-list.com/api
  - type: Conventions
    url: conventions/x402-list-api-conventions.yml
  - type: DataModel
    url: data-model/x402-list-api-data-model.yml
  - type: Lifecycle
    url: lifecycle/x402-list-api-lifecycle.yml
  - type: StatusPage
    url: https://x402-list.com/status
  - type: ChangeLog
    url: changelog/x402-list-api-changelog.yml
  - type: Conformance
    url: conformance/x402-list-api-conformance.yml
  - type: Overlay
    url: overlays/x402-list-api-openapi-overlay.yaml
  - type: AgentSkill
    url: skills/_index.yml
  - type: SpectralRules
    url: rules/x402-list-api-spectral.yaml
common:
- type: VulnerabilityDisclosure
  url: security/x402-list-api-vulnerability-disclosure.yml
- type: DomainSecurity
  url: security/x402-list-api-domain-security.yml
- type: WellKnown
  url: well-known/x402-list-api-well-known.yml
- type: APICatalog
  url: https://x402-list.com/.well-known/api-catalog
- type: SecurityTxt
  url: well-known/x402-list-api-security.txt
- type: Security
  url: security/x402-list-api-vulnerability-disclosure.yml
- type: ContentSignal
  url: https://x402-list.com/robots.txt
- type: APIsJSON
  url: https://x402-list.com/.well-known/apis.json
- type: Packages
  url: packages/x402-list-api-packages.yml
- type: Blog
  url: https://x402-list.com/blog
- type: Support
  url: https://x402-list.com/contact
- type: TermsOfService
  url: https://x402-list.com/terms
- type: PrivacyPolicy
  url: https://x402-list.com/privacy
- type: GitHubRepository
  url: https://github.com/mcccsm/x402-list-mcp
maintainers:
- FN: Cosimo Miccolis
  org: x402 List
  email: info@x402-list.com
  url: https://x402-list.com
  X-role: operator and data controller (individual, Italy) — as declared in https://x402-list.com/.well-known/apis.json
    and https://x402-list.com/llms.txt
generated:
  by: apis.io/add
  model: claude-opus-4-8
  confidence: 97
  at: '2026-09-02T09:37:38.394Z'
x-enrichment:
  date: '2026-09-02'
  status: enriched
  artifacts_added: 29
  pass: local-v1