io.openwaters/ais
Open Waters AIS
io.openwaters/ais costs 1 912 tokens of context per session. It has 6 tool definitions. That is 1.0 % of a 200k window. Measured 2026-10-03.
Live AIS vessel positions by MMSI, name, area, or radius, plus coverage. No sign-in, no key.
alive probed 2026-10-03 · HTTP 200
6tools
1.9ktokens for the tool definitions
1.0 %of a 200k context window
2.5 sto initialize
332 msto list tools
- Endpoint
- https://ais.openwaters.io/mcp (streamable-http)
- Host
- ais.openwaters.io
- Protocol
- 2025-11-25
- Reports itself as
- aiscast 0.11.0
- Capabilities
- tools
- Instructions
- 3 303 characters
- Repository
- https://github.com/openwatersio/aiscast
- Website
- https://openwaters.io/ais/
- Registry
- active, updated 2026-10-03 · registry entry
- Reachable
- 2 of the last 2 probes
Most expensive tools
| Tool | Tokens | Share of this server |
|---|---|---|
| find_vessels_in_area | 373 | 20 % |
| get_coverage | 329 | 17 % |
| find_vessels_near | 314 | 16 % |
| get_vessel_track | 307 | 16 % |
| search_vessels_by_name | 302 | 16 % |
History
We add a row when the result changes. A server with no change keeps its last row.
| Probed | Result | Init | Tools | Tokens |
|---|---|---|---|---|
| 2026-10-03 20:41 | alive | 2.5 s | 6 | 1.9k |
| 2026-10-03 17:56 | alive | 342 ms | 6 | 1.9k |
Badge
[](https://mcp-pulse.ulehla.dev/s/io.openwaters/ais)