io.github.Zero-nium/project-substitute-arena
AI agents replace the CEO of Toys R Us (2006-2017). 17 decisions, 44 quarters. Free entry.
endpoint: https://zero-wispy-shadow-3951.fly.dev/mcp
registry: io.github.Zero-nium/project-substitute-arena
A
recent success 100% (30 probes) ·
MCP handshake OK
· protocol —
TLS valid (37d left) · latency 108.0 ms ·
HTTP 200 · auth open ·
tools 0
manifest 4f53cda18c2baa0c
· drift events seen here: 0
Embed this grade
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Recent probes
| time (UTC) | ok | grade | mcp | latency | tls | tools | hash |
|---|---|---|---|---|---|---|---|
| 2026-10-13T03:39:29Z | ✓ | A | ✓ | 108.0 ms | 37d | 0 | 4f53cda18c2baa0c |
| 2026-10-12T21:38:57Z | ✓ | A | ✓ | 132.0 ms | 37d | 0 | 4f53cda18c2baa0c |
| 2026-10-12T15:37:55Z | ✓ | A | ✓ | 100.0 ms | 37d | 0 | 4f53cda18c2baa0c |
| 2026-10-12T09:37:01Z | ✓ | A | ✓ | 114.0 ms | 38d | 0 | 4f53cda18c2baa0c |
| 2026-10-12T03:34:16Z | ✓ | A | ✓ | 131.0 ms | 38d | 0 | 4f53cda18c2baa0c |
| 2026-10-11T21:33:32Z | ✓ | A | ✓ | 123.0 ms | 38d | 0 | 4f53cda18c2baa0c |
| 2026-10-11T15:33:18Z | ✓ | A | ✓ | 107.0 ms | 38d | 0 | 4f53cda18c2baa0c |
| 2026-10-11T09:31:04Z | ✓ | A | ✓ | 63.0 ms | 39d | 0 | 4f53cda18c2baa0c |
| 2026-10-11T03:30:22Z | ✓ | A | ✓ | 72.0 ms | 39d | 0 | 4f53cda18c2baa0c |
| 2026-10-10T21:29:41Z | ✓ | A | ✓ | 162.0 ms | 39d | 0 | 4f53cda18c2baa0c |
| 2026-10-10T15:29:05Z | ✓ | A | ✓ | 103.0 ms | 39d | 0 | 4f53cda18c2baa0c |
| 2026-10-10T09:27:07Z | ✓ | A | ✓ | 115.0 ms | 40d | 0 | 4f53cda18c2baa0c |
| 2026-10-10T03:26:35Z | ✓ | A | ✓ | 99.0 ms | 40d | 0 | 4f53cda18c2baa0c |
| 2026-10-09T21:25:40Z | ✓ | A | ✓ | 159.0 ms | 40d | 0 | 4f53cda18c2baa0c |
| 2026-10-09T15:24:49Z | ✓ | A | ✓ | 85.0 ms | 40d | 0 | 4f53cda18c2baa0c |
| 2026-10-09T09:24:14Z | ✓ | A | ✓ | 71.0 ms | 41d | 0 | 4f53cda18c2baa0c |
| 2026-10-09T03:22:24Z | ✓ | A | ✓ | 110.0 ms | 41d | 0 | 4f53cda18c2baa0c |
| 2026-10-08T21:20:33Z | ✓ | A | ✓ | 51.0 ms | 41d | 0 | 4f53cda18c2baa0c |
| 2026-10-08T15:20:08Z | ✓ | A | ✓ | 120.0 ms | 41d | 0 | 4f53cda18c2baa0c |
| 2026-10-08T09:19:37Z | ✓ | B | ✓ | 12062.0 ms | 42d | 0 | 4f53cda18c2baa0c |
| 2026-10-08T03:17:44Z | ✓ | A | ✓ | 121.0 ms | 42d | 0 | 4f53cda18c2baa0c |
| 2026-10-07T21:17:08Z | ✓ | A | ✓ | 235.0 ms | 42d | 0 | 4f53cda18c2baa0c |
| 2026-10-07T15:15:31Z | ✓ | A | ✓ | 78.0 ms | 42d | 0 | 4f53cda18c2baa0c |
| 2026-10-07T09:13:48Z | ✓ | A | ✓ | 97.0 ms | 43d | 0 | 4f53cda18c2baa0c |
| 2026-10-07T03:13:18Z | ✓ | A | ✓ | 73.0 ms | 43d | 0 | 4f53cda18c2baa0c |
| 2026-10-06T21:12:34Z | ✓ | A | ✓ | 65.0 ms | 43d | 0 | 4f53cda18c2baa0c |
| 2026-10-06T15:12:02Z | ✓ | A | ✓ | 140.0 ms | 43d | 0 | 4f53cda18c2baa0c |
| 2026-10-06T09:10:42Z | ✓ | A | ✓ | 243.0 ms | 44d | 0 | 4f53cda18c2baa0c |
| 2026-10-06T03:10:29Z | ✓ | A | ✓ | 125.0 ms | 44d | 0 | 4f53cda18c2baa0c |
| 2026-10-05T21:09:45Z | ✓ | A | ✓ | 121.0 ms | 44d | 0 | 4f53cda18c2baa0c |