This reference covers two separate APIs that share the same API key:
| API | Base URL | Purpose |
|---|---|---|
| Aviation Data API | aviation-api.logostream.dev |
Structured data — airlines, airports, cities, countries, routes, maps |
| Carbon API | aviation-api.logostream.dev |
POST /v1/carbon — CO₂ emissions per ICAO CEC v13.1, accepts structured or raw text input |
| Logo API | airlines-api.logostream.dev |
Airline logos, airport logos, country flags (image responses) |
| Livery API | airlines-api.logostream.dev |
High-resolution aircraft livery images by airline ICAO/IATA or AWB number (PNG only) |
| MCP Server | aviation-mcp.logostream.dev |
Model Context Protocol server — use the Aviation API directly from AI agents and Claude Desktop |
All APIs authenticate via the x-api-key header.