io.github.cyanheads/ourairports-mcp-server
ourairports-mcp-server
Offline global aviation reference: airports, runways, navaids, frequencies from OurAirports.
alive probed 2026-10-09 · HTTP 200
6tools
4.8ktokens in Claude Opus 5.5
4.9ktokens in Claude Code
2.4 %of a 200k context window
2.9ko200k_base estimate
310 msto initialize
131 msto list tools
- Endpoint
- https://ourairports.caseyjhand.com/mcp (streamable-http)
- Host
- ourairports.caseyjhand.com
- Protocol
- 2025-11-25
- Reports itself as
- ourairports-mcp-server 0.2.5
- Capabilities
- logging, prompts, resources, tools
- Instructions
- 742 characters
- Claude count
- Claude Opus 5.5, measured 2026-10-05. Counted again when the tool definitions change. Method.
- Repository
- https://github.com/cyanheads/ourairports-mcp-server
- Registry
- active, updated 2026-10-09 · registry entry
- Reachable
- 7 of the last 7 probes
Most expensive tools
| Tool | Tokens (o200k) | Share of this server |
|---|---|---|
| ourairports_search_runways | 813 | 28 % |
| ourairports_find_navaids | 635 | 22 % |
| ourairports_search_airports | 447 | 15 % |
| ourairports_find_airports | 419 | 14 % |
| ourairports_get_airport | 353 | 12 % |
History
We add a row when the result changes. A server with no change keeps its last row.
| Probed | Result | Init | Tools | Claude | o200k |
|---|---|---|---|---|---|
| 2026-10-09 11:18 | alive | 634 ms | 6 | 4.8k | 2.9k |
| 2026-10-05 14:39 | alive | 310 ms | 6 | 4.8k | 2.9k |
| 2026-10-05 00:33 | alive | 199 ms | 6 | 2.9k | |
| 2026-10-04 10:04 | alive | 314 ms | 6 | 2.9k | |
| 2026-10-04 07:57 | alive | 304 ms | 6 | 2.9k | |
| 2026-10-03 20:37 | alive | 839 ms | 6 | 2.9k | |
| 2026-10-03 17:53 | alive | 530 ms | 6 | 2.9k |
Badge and feed
[](https://mcpcost.ulehla.dev/s/io.github.cyanheads/ourairports-mcp-server)
An entry for every probe that changed the result, the tool count or the token cost: Atom feed. Add it to a feed reader or a Slack RSS app to hear when the server stops answering or its tool set grows.