io.github.GammaThreeTrading/fixsim
FIXSIM
Test FIX from Claude, ChatGPT, or Cursor: free sandbox FIX sessions or your own FIXSIM instances.
timeout probed 2026-10-15
fetch failed | Connect Timeout Error (attempted address: mcp.fixsim.com:443, timeout: 10000ms) | UND_ERR_CONNECT_TIMEOUT
- Endpoint
- https://mcp.fixsim.com/mcp (streamable-http)
- Host
- mcp.fixsim.com
- Repository
- https://github.com/GammaThreeTrading/fixsim-mcp
- Website
- https://www.fixsim.com/sandbox
- Registry
- active, updated 2026-09-13 · registry entry
- Reachable
- 6 of the last 6 probes
History
We add a row when the result changes. A server with no change keeps its last row.
| Probed | Result | Init | Tools | Claude | o200k |
|---|---|---|---|---|---|
| 2026-10-05 14:18 | alive | 955 ms | 21 | 5.2k | 2.9k |
| 2026-10-05 00:29 | alive | 170 ms | 21 | 2.9k | |
| 2026-10-04 10:02 | alive | 644 ms | 21 | 2.9k | |
| 2026-10-04 07:55 | alive | 463 ms | 21 | 2.9k | |
| 2026-10-03 20:35 | alive | 642 ms | 21 | 2.9k | |
| 2026-10-03 17:51 | alive | 1.1 s | 21 | 2.9k |
Badge and feed
[](https://mcpcost.ulehla.dev/s/io.github.GammaThreeTrading/fixsim)
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.