FIXSIM
Test FIX from Claude, ChatGPT, or Cursor: free sandbox FIX sessions or your own FIXSIM instances.
endpoint: https://mcp.fixsim.com/mcp
registry: io.github.GammaThreeTrading/fixsim
B
recent success 100% (30 probes) ·
MCP handshake OK
· protocol 2025-06-18
TLS valid (144d left) · latency 413.0 ms ·
HTTP 405 · auth open ·
tools 21
manifest 2e65366db7267198
· drift events seen here: 0
Heuristic flags
- exfiltration-verb — tool text pairs send/upload verbs with credential-like nouns
Flags are pattern matches on public tool descriptions, not verdicts. Read them as questions to ask the vendor.
Embed this grade
<a href="https://golemreach.com/trust/s/19393"> <img src="https://golemreach.com/trust/badge/19393.svg" alt="golemreach trust grade"></a>
Recent probes
| time (UTC) | ok | grade | mcp | latency | tls | tools | hash |
|---|---|---|---|---|---|---|---|
| 2026-10-13T03:12:16Z | ✓ | B | ✓ | 413.0 ms | 144d | 21 | 2e65366db7267198 |
| 2026-10-12T21:11:21Z | ✓ | B | ✓ | 383.0 ms | 145d | 21 | 2e65366db7267198 |
| 2026-10-12T15:11:02Z | ✓ | B | ✓ | 367.0 ms | 145d | 21 | 2e65366db7267198 |
| 2026-10-12T09:09:18Z | ✓ | B | ✓ | 382.0 ms | 145d | 21 | 2e65366db7267198 |
| 2026-10-12T03:07:38Z | ✓ | B | ✓ | 363.0 ms | 145d | 21 | 2e65366db7267198 |
| 2026-10-11T21:06:07Z | ✓ | B | ✓ | 410.0 ms | 146d | 21 | 2e65366db7267198 |
| 2026-10-11T15:05:29Z | ✓ | B | ✓ | 492.0 ms | 146d | 21 | 2e65366db7267198 |
| 2026-10-11T09:04:33Z | ✓ | B | ✓ | 452.0 ms | 146d | 21 | 2e65366db7267198 |
| 2026-10-11T03:01:58Z | ✓ | B | ✓ | 419.0 ms | 146d | 21 | 2e65366db7267198 |
| 2026-10-10T21:00:10Z | ✓ | B | ✓ | 465.0 ms | 147d | 21 | 2e65366db7267198 |
| 2026-10-10T14:58:54Z | ✓ | B | ✓ | 447.0 ms | 147d | 21 | 2e65366db7267198 |
| 2026-10-10T08:57:05Z | ✓ | B | ✓ | 382.0 ms | 147d | 21 | 2e65366db7267198 |
| 2026-10-10T02:55:57Z | ✓ | B | ✓ | 372.0 ms | 147d | 21 | 2e65366db7267198 |
| 2026-10-09T20:55:29Z | ✓ | B | ✓ | 445.0 ms | 148d | 21 | 2e65366db7267198 |
| 2026-10-09T14:54:51Z | ✓ | B | ✓ | 396.0 ms | 148d | 21 | 2e65366db7267198 |
| 2026-10-09T08:52:58Z | ✓ | B | ✓ | 616.0 ms | 148d | 21 | 2e65366db7267198 |
| 2026-10-09T02:51:48Z | ✓ | B | ✓ | 485.0 ms | 148d | 21 | 2e65366db7267198 |
| 2026-10-08T20:50:15Z | ✓ | B | ✓ | 446.0 ms | 149d | 21 | 2e65366db7267198 |
| 2026-10-08T14:49:42Z | ✓ | B | ✓ | 362.0 ms | 149d | 21 | 2e65366db7267198 |
| 2026-10-08T08:47:36Z | ✓ | B | ✓ | 410.0 ms | 149d | 21 | 2e65366db7267198 |
| 2026-10-08T02:46:07Z | ✓ | B | ✓ | 436.0 ms | 149d | 21 | 2e65366db7267198 |
| 2026-10-07T20:45:31Z | ✓ | B | ✓ | 345.0 ms | 150d | 21 | 2e65366db7267198 |
| 2026-10-07T14:44:37Z | ✓ | B | ✓ | 516.0 ms | 150d | 21 | 2e65366db7267198 |
| 2026-10-07T08:43:33Z | ✓ | B | ✓ | 436.0 ms | 150d | 21 | 2e65366db7267198 |
| 2026-10-07T02:43:05Z | ✓ | B | ✓ | 403.0 ms | 150d | 21 | 2e65366db7267198 |
| 2026-10-06T20:42:45Z | ✓ | B | ✓ | 405.0 ms | 151d | 21 | 2e65366db7267198 |
| 2026-10-06T14:42:19Z | ✓ | B | ✓ | 447.0 ms | 151d | 21 | 2e65366db7267198 |
| 2026-10-06T08:41:44Z | ✓ | B | ✓ | 382.0 ms | 151d | 21 | 2e65366db7267198 |
| 2026-10-06T02:41:11Z | ✓ | B | ✓ | 449.0 ms | 151d | 21 | 2e65366db7267198 |
| 2026-10-05T20:39:11Z | ✓ | B | ✓ | 383.0 ms | 152d | 21 | 2e65366db7267198 |