# OpenSky Network

**Canonical:** https://apis.io/providers/opensky/  
**APIs profiled:** 4

Open-source flight tracking network with a REST API for accessing real-time and historical ADS-B aircraft state vectors, flight tracks, and airport arrivals and departures. The network is powered by a community of volunteer ADS-B receiver operators and is intended for non-commercial research and educational use.

## Kin Score — 46.1 / 100 (developing)

Scored 2026-08-21 under rubric 0.12.0. Trend: flat (+0.0 from 46.1).

| Facet | Score |
|---|---|
| Discoverability | 74.1 |
| Contract Quality | 64.8 |
| Governance | 9.8 |
| Contract Governance | 9.8 |
| Operational Transparency | 36.8 |
| Developer Ergonomics | 26.2 |
| Commercial Clarity | 56.6 |
| Access Clarity | 56.6 |

## Agent readiness — 46.4 (agent-native)

| Dimension | Value |
|---|---|
| Spec Presence | yes |
| Agentic Access | derived |
| Reversibility Documented | na |
| MCP Server | no |
| Auth Clarity | yes |
| Idempotency | na |
| Error Semantics | verified |
| OpenAPI Examples | partial |
| Rate Limit Signal | documented |
| Event Surface Described | no |
| Agent Skills | no |
| Well Known Catalog | no |
| Consent Identity | no |
| Agent Card | no |
| Dry Run Mode | na |

## Access

Freemium · Self-serve signup — onboarding: self-serve, pricing: freemium, trial: no (confidence: high).

## APIs (4)

- **OpenSky Network Trino Historical Data API** — SQL query interface powered by Trino for accessing the full OpenSky historical dataset including state vectors, raw Mode S messages, ADS-C and MLAT data, and flight records. Ava...
- **OpenSky Network Flights API** — Endpoints for retrieving flight records including arrivals, departures, and flights by aircraft.
- **OpenSky Network State Vectors API** — Endpoints for retrieving real-time and historical aircraft state vectors (position, velocity, altitude, etc.).
- **OpenSky Network Tracks API** — Endpoints for retrieving aircraft trajectory tracks with detailed waypoint data.

## Agentic access (1)

- **Opensky Agentic Access** — 7 operations

## Security (2)

- **Opensky Authentication** — http · 1 scheme
- **Opensky Domain Security** — TLSv1.3 · HSTS · DMARC

## Plans (2)

- **Opensky Rest Api**
- **Opensky Trino Api**

## Tags

Aviation, Flight Tracking, ADS-B, Aircraft, Airport, Real-Time, Historical Data

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Profiled by [API Evangelist](https://apievangelist.com) and published on [APIs.io](https://apis.io/providers/opensky/). Scores are computed from the provider's own public artifacts under a published rubric.