VATSIM website screenshot

VATSIM

VATSIM (Virtual Air Traffic Simulation Network) is a global online flight simulation network providing real-time data about pilots, controllers, flight plans, and ATC positions. The VATSIM REST APIs allow developers to access live network data, member statistics, aviation weather, upcoming events, and authentication services for the simulation community.

VATSIM publishes 16 APIs on the APIs.io network, including Events API, METAR API, Airport info API, and 13 more. Tagged areas include Aviation, Flight Simulation, Air Traffic Control, Real-Time Data, and Community.

VATSIM’s developer surface includes authentication and 3 more developer resources.

🌐 Visit website 📡 Source on GitHub
29.2/100 thin ▬ flat Agent 41/100 agent ready Full breakdown ↓
scored 2026-07-28 · rubric v0.6
AccessFreeSelf serve⚡ Free to try
18 APIs
AviationFlight SimulationAir Traffic ControlReal-Time DataCommunity

Kin Score

Kin Score Kin Score How this is scored →
scored 2026-07-28 · rubric v0.6
Composite quality — 29.2/100 · thin
Contract Quality 13.1 / 25
Developer Ergonomics 2.2 / 20
Commercial Clarity 5.8 / 20
Operational Transparency 0.0 / 13
Governance 0.0 / 12
Discoverability 8.2 / 10
Agent readiness — 41/100 · 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 8 / 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/vatsim: 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.

VATSIM Events API

Delivers information about upcoming events on the VATSIM network, including dates, times, organizers, airports, routes, and banner images. Publicly accessible without authentica...

VATSIM METAR API

Grants access to real-time METAR weather information for airports around the world. Accepts single or comma-delimited ICAO airport codes, supports a special "all" value for bulk...

VATSIM Connect API

OAuth 2.0 single sign-on authentication service for VATSIM members. Enables third-party applications and VATSIM organizations to authenticate users and access authorized profile...

VATSIM Slurper API

Provides real-time connection information for individual VATSIM users, delivering live session data for a given VATSIM member. Publicly accessible without authentication.

VATSIM Airport info API

The Airport info API from VATSIM — 2 operation(s) for airport info.

VATSIM atc API

The atc API from VATSIM — 2 operation(s) for atc.

VATSIM Audio API

The Audio API from VATSIM — 2 operation(s) for audio.

VATSIM community API

The community API from VATSIM — 1 operation(s) for community.

VATSIM Data feed API

The Data feed API from VATSIM — 1 operation(s) for data feed.

VATSIM Event info API

The Event info API from VATSIM — 6 operation(s) for event info.

VATSIM Events API

The Events API from VATSIM — 2 operation(s) for events.

VATSIM members API

The members API from VATSIM — 7 operation(s) for members.

VATSIM METAR API

The METAR API from VATSIM — 1 operation(s) for metar.

VATSIM OAuth2 API

The OAuth2 API from VATSIM — 2 operation(s) for oauth2.

VATSIM orgs API

The orgs API from VATSIM — 2 operation(s) for orgs.

VATSIM Servers API

The Servers API from VATSIM — 3 operation(s) for servers.

VATSIM User API

The User API from VATSIM — 1 operation(s) for user.

VATSIM Users API

The Users API from VATSIM — 1 operation(s) for users.

Scroll for all 18

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

Security Posture 2

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

Vatsim Authentication

apiKey/oauth2 · 3 schemes

SECURITY

Vatsim Domain Security

TLSv1.3 · DNSSEC · DMARC

SECURITY

Scopes 1

OAuth scopes governing access to this provider's APIs.

Vatsim Scopes

4 scopes · authorizationCode

4 scopes

SCOPES

Agentic Access 1

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

Vatsim Agentic Access

34 operations · 2 acting

34 operations · 2 acting

AGENTIC

Resources

Agent Surfaces 1

MCP servers, agent skills, and machine-readable catalogs

AgenticAccess
AgenticAccess

Access & Security 3

Authentication, authorization, and security posture

DomainSecurity
DomainSecurity
 Authentication
Authentication
 OAuthScopes
OAuthScopes

Source (apis.yml)

apis.yml Raw ↑ 
name: VATSIM
description: VATSIM (Virtual Air Traffic Simulation Network) is a global online flight simulation network providing real-time
  data about pilots, controllers, flight plans, and ATC positions. The VATSIM REST APIs allow developers to access live network
  data, member statistics, aviation weather, upcoming events, and authentication services for the simulation community.
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://vatsim.net/favicon.ico
tags:
- Aviation
- Flight Simulation
- Air Traffic Control
- Real-Time Data
- Community
url: https://vatsim.dev/services/apis/
apis:
- name: VATSIM Events API
  description: Delivers information about upcoming events on the VATSIM network, including dates, times, organizers, airports,
    routes, and banner images. Publicly accessible without authentication and provides listing and retrieval of scheduled
    network events.
  image: https://vatsim.net/favicon.ico
  humanURL: https://vatsim.dev/api/events-api/
  baseURL: https://api.vatsim.net/v2/events
  tags:
  - Events
  - Community
  - Scheduling
  properties:
  - type: Documentation
    url: https://vatsim.dev/api/events-api/
  contact:
  - FN: VATSIM Technology Team
    email: tech@vatsim.net
- name: VATSIM METAR API
  description: Grants access to real-time METAR weather information for airports around the world. Accepts single or comma-delimited
    ICAO airport codes, supports a special "all" value for bulk retrieval, and returns data in either plain text or JSON format.
    No authentication required.
  image: https://vatsim.net/favicon.ico
  humanURL: https://vatsim.dev/api/metar-api/
  baseURL: https://metar.vatsim.net
  tags:
  - METAR
  - Weather
  - Aviation
  - Airports
  properties:
  - type: Documentation
    url: https://vatsim.dev/api/metar-api/
  contact:
  - FN: VATSIM Technology Team
    email: tech@vatsim.net
- name: VATSIM Connect API
  description: OAuth 2.0 single sign-on authentication service for VATSIM members. Enables third-party applications and VATSIM
    organizations to authenticate users and access authorized profile data including full name, email, VATSIM ratings, division
    membership, and country of residence.
  image: https://vatsim.net/favicon.ico
  humanURL: https://vatsim.dev/api/connect-api/
  baseURL: https://auth.vatsim.net
  tags:
  - Authentication
  - OAuth2
  - SSO
  - Identity
  properties:
  - type: Documentation
    url: https://vatsim.dev/api/connect-api/vatsim-connect-api/
  contact:
  - FN: VATSIM Technology Team
    email: tech@vatsim.net
- name: VATSIM Slurper API
  description: Provides real-time connection information for individual VATSIM users, delivering live session data for a given
    VATSIM member. Publicly accessible without authentication.
  image: https://vatsim.net/favicon.ico
  humanURL: https://vatsim.dev/api/slurper-api/
  baseURL: https://api.vatsim.net/v2
  tags:
  - Users
  - Connections
  - Real-Time
  properties:
  - type: Documentation
    url: https://vatsim.dev/api/slurper-api/
  contact:
  - FN: VATSIM Technology Team
    email: tech@vatsim.net
- aid: vatsim:vatsim-airport-info-api
  name: VATSIM Airport info API
  description: The Airport info API from VATSIM — 2 operation(s) for airport info.
  humanURL: https://vatsim.dev/api/core-api/
  baseURL: https://api.vatsim.net/v2
  tags:
  - Airport info
  properties:
  - type: OpenAPI
    url: openapi/vatsim-airport-info-api-openapi.yml
  - type: Documentation
    url: https://vatsim.dev/api/core-api/
  - type: Documentation
    url: https://vatsim.dev/api/data-api/
- aid: vatsim:vatsim-atc-api
  name: VATSIM atc API
  description: The atc API from VATSIM — 2 operation(s) for atc.
  humanURL: https://vatsim.dev/api/core-api/
  baseURL: https://api.vatsim.net/v2
  tags:
  - atc
  properties:
  - type: OpenAPI
    url: openapi/vatsim-atc-api-openapi.yml
  - type: Documentation
    url: https://vatsim.dev/api/core-api/
  - type: Documentation
    url: https://vatsim.dev/api/data-api/
- aid: vatsim:vatsim-audio-api
  name: VATSIM Audio API
  description: The Audio API from VATSIM — 2 operation(s) for audio.
  humanURL: https://vatsim.dev/api/core-api/
  baseURL: https://api.vatsim.net/v2
  tags:
  - Audio
  properties:
  - type: OpenAPI
    url: openapi/vatsim-audio-api-openapi.yml
  - type: Documentation
    url: https://vatsim.dev/api/core-api/
  - type: Documentation
    url: https://vatsim.dev/api/data-api/
- aid: vatsim:vatsim-community-api
  name: VATSIM community API
  description: The community API from VATSIM — 1 operation(s) for community.
  humanURL: https://vatsim.dev/api/core-api/
  baseURL: https://api.vatsim.net/v2
  tags:
  - community
  properties:
  - type: OpenAPI
    url: openapi/vatsim-community-api-openapi.yml
  - type: Documentation
    url: https://vatsim.dev/api/core-api/
  - type: Documentation
    url: https://vatsim.dev/api/data-api/
- aid: vatsim:vatsim-data-feed-api
  name: VATSIM Data feed API
  description: The Data feed API from VATSIM — 1 operation(s) for data feed.
  humanURL: https://vatsim.dev/api/core-api/
  baseURL: https://api.vatsim.net/v2
  tags:
  - Data feed
  properties:
  - type: OpenAPI
    url: openapi/vatsim-data-feed-api-openapi.yml
  - type: Documentation
    url: https://vatsim.dev/api/core-api/
  - type: Documentation
    url: https://vatsim.dev/api/data-api/
- aid: vatsim:vatsim-event-info-api
  name: VATSIM Event info API
  description: The Event info API from VATSIM — 6 operation(s) for event info.
  humanURL: https://vatsim.dev/api/core-api/
  baseURL: https://api.vatsim.net/v2
  tags:
  - Event info
  properties:
  - type: OpenAPI
    url: openapi/vatsim-event-info-api-openapi.yml
  - type: Documentation
    url: https://vatsim.dev/api/core-api/
  - type: Documentation
    url: https://vatsim.dev/api/data-api/
- aid: vatsim:vatsim-events-api
  name: VATSIM Events API
  description: The Events API from VATSIM — 2 operation(s) for events.
  humanURL: https://vatsim.dev/api/core-api/
  baseURL: https://api.vatsim.net/v2
  tags:
  - Events
  properties:
  - type: OpenAPI
    url: openapi/vatsim-events-api-openapi.yml
  - type: Documentation
    url: https://vatsim.dev/api/core-api/
  - type: Documentation
    url: https://vatsim.dev/api/data-api/
- aid: vatsim:vatsim-members-api
  name: VATSIM members API
  description: The members API from VATSIM — 7 operation(s) for members.
  humanURL: https://vatsim.dev/api/core-api/
  baseURL: https://api.vatsim.net/v2
  tags:
  - members
  properties:
  - type: OpenAPI
    url: openapi/vatsim-members-api-openapi.yml
  - type: Documentation
    url: https://vatsim.dev/api/core-api/
  - type: Documentation
    url: https://vatsim.dev/api/data-api/
- aid: vatsim:vatsim-metar-api
  name: VATSIM METAR API
  description: The METAR API from VATSIM — 1 operation(s) for metar.
  humanURL: https://vatsim.dev/api/core-api/
  baseURL: https://api.vatsim.net/v2
  tags:
  - METAR
  properties:
  - type: OpenAPI
    url: openapi/vatsim-metar-api-openapi.yml
  - type: Documentation
    url: https://vatsim.dev/api/core-api/
  - type: Documentation
    url: https://vatsim.dev/api/data-api/
- aid: vatsim:vatsim-oauth2-api
  name: VATSIM OAuth2 API
  description: The OAuth2 API from VATSIM — 2 operation(s) for oauth2.
  humanURL: https://vatsim.dev/api/core-api/
  baseURL: https://api.vatsim.net/v2
  tags:
  - OAuth2
  properties:
  - type: OpenAPI
    url: openapi/vatsim-oauth2-api-openapi.yml
  - type: Documentation
    url: https://vatsim.dev/api/core-api/
  - type: Documentation
    url: https://vatsim.dev/api/data-api/
- aid: vatsim:vatsim-orgs-api
  name: VATSIM orgs API
  description: The orgs API from VATSIM — 2 operation(s) for orgs.
  humanURL: https://vatsim.dev/api/core-api/
  baseURL: https://api.vatsim.net/v2
  tags:
  - orgs
  properties:
  - type: OpenAPI
    url: openapi/vatsim-orgs-api-openapi.yml
  - type: Documentation
    url: https://vatsim.dev/api/core-api/
  - type: Documentation
    url: https://vatsim.dev/api/data-api/
- aid: vatsim:vatsim-servers-api
  name: VATSIM Servers API
  description: The Servers API from VATSIM — 3 operation(s) for servers.
  humanURL: https://vatsim.dev/api/core-api/
  baseURL: https://api.vatsim.net/v2
  tags:
  - Servers
  properties:
  - type: OpenAPI
    url: openapi/vatsim-servers-api-openapi.yml
  - type: Documentation
    url: https://vatsim.dev/api/core-api/
  - type: Documentation
    url: https://vatsim.dev/api/data-api/
- aid: vatsim:vatsim-user-api
  name: VATSIM User API
  description: The User API from VATSIM — 1 operation(s) for user.
  humanURL: https://vatsim.dev/api/core-api/
  baseURL: https://api.vatsim.net/v2
  tags:
  - User
  properties:
  - type: OpenAPI
    url: openapi/vatsim-user-api-openapi.yml
  - type: Documentation
    url: https://vatsim.dev/api/core-api/
  - type: Documentation
    url: https://vatsim.dev/api/data-api/
- aid: vatsim:vatsim-users-api
  name: VATSIM Users API
  description: The Users API from VATSIM — 1 operation(s) for users.
  humanURL: https://vatsim.dev/api/core-api/
  baseURL: https://api.vatsim.net/v2
  tags:
  - Users
  properties:
  - type: OpenAPI
    url: openapi/vatsim-users-api-openapi.yml
  - type: Documentation
    url: https://vatsim.dev/api/core-api/
  - type: Documentation
    url: https://vatsim.dev/api/data-api/
maintainers:
- FN: Kin Lane
  email: kin@apievangelist.com
modified: 2026-06-13
common:
- type: AgenticAccess
  url: agentic-access/vatsim-agentic-access.yml
- type: DomainSecurity
  url: security/vatsim-domain-security.yml
- type: Authentication
  url: authentication/vatsim-authentication.yml
- type: OAuthScopes
  url: scopes/vatsim-scopes.yml