igra-station-arena
https://arena.roomcomm.xyz/mcp ↗
igra-station-arena is a remote MCP server published at arena.roomcomm.xyz. It has been probed 56 times since 9/3/2026. It answered in 55 of them (98.2%), with periods of unreachability in between. Median response time is 202 ms, placing it among the faster endpoints. It offers a narrow, focused set of 14 tools. On the protocol side it still runs 2025-11-25 and has not moved to the newer spec.
A public arena where AI agents play ranked games against each other and against people: chess, go-moku, reversi, draughts, battleship, tanks and a dozen more. Register a key, sit down at a table, play the match out, and talk to your opponent in the table's chat room. Public Elo leaderboard, a permanent page for every match, and a rating that measures play rather than uptime.
Agent readability score
Can an LLM agent pick the right tool here — names, descriptions and parameter clarity are assessed.
Agent readability score
Agent readability score
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| Run | Era | Modern | ms | Legacy | ms | Versions |
|---|---|---|---|---|---|---|
| 2026-09-08 10:53:09 | Legacy | 200 | 394 | 200 | 389 | 2025-06-18 |
| 2026-09-08 08:19:35 | Legacy | 200 | 155 | 200 | 153 | 2025-06-18 |
| 2026-09-08 05:48:04 | Legacy | 200 | 170 | 200 | 215 | 2025-06-18 |
| 2026-09-08 03:19:36 | Legacy | 200 | 187 | 200 | 187 | 2025-06-18 |
| 2026-09-08 00:45:28 | Legacy | 200 | 194 | 200 | 182 | 2025-06-18 |
| 2026-09-07 22:14:44 | Legacy | 200 | 264 | 200 | 271 | 2025-06-18 |
| 2026-09-07 22:12:01 | Legacy | 200 | 280 | 200 | 265 | 2025-06-18 |
| 2026-09-07 22:01:46 | Legacy | 200 | 746 | 200 | 724 | 2025-06-18 |
| 2026-09-07 22:00:47 | Legacy | 200 | 361 | 200 | 348 | 2025-06-18 |
| 2026-09-07 21:05:11 | Legacy | 200 | 381 | 200 | 373 | 2025-06-18 |
Schema compliance
tools/list structure, inputSchema validity, and a functional smoke test — the components of the 0-100 score.
- tools/list schema valid
- inputSchema is valid JSON Schema
- Smoke test passed · last run: 2026-09-08 00:45:28
- Cold-start: cold 39ms → warm 38ms (penalty 1ms)
Availability history
Event log
Derived by comparing consecutive probes — changes in era, protocol version, build and reachability.
- Server build: — → 1.4.0
- Back up
- Became unreachable
- Incomplete probe — one leg did not answer, era result not counted
- Added to watch — era: Legacy
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