Letter AI
Search and act on Letter AI sales enablement content, deals, and call recordings.
endpoint: https://api.letter.ai/v1/mcp
registry: io.github.tractatus-ai/letter
D
recent success 0% (30 probes) ·
MCP handshake FAILED
· protocol —
TLS valid (170d left) · latency 485.0 ms ·
HTTP 405 · auth required ·
tools —
manifest —
· drift events seen here: 0
Embed this grade
<a href="https://golemreach.com/trust/s/12249"> <img src="https://golemreach.com/trust/badge/12249.svg" alt="golemreach trust grade"></a>
Recent probes
| time (UTC) | ok | grade | mcp | latency | tls | tools | hash |
|---|---|---|---|---|---|---|---|
| 2026-10-13T09:48:40Z | ✗ | D | ✗ | 485.0 ms | 170d | — | — |
| 2026-10-13T03:47:43Z | ✗ | D | ✗ | 496.0 ms | 170d | — | — |
| 2026-10-12T21:47:07Z | ✗ | D | ✗ | 425.0 ms | 171d | — | — |
| 2026-10-12T15:45:36Z | ✗ | D | ✗ | 396.0 ms | 171d | — | — |
| 2026-10-12T09:45:04Z | ✗ | D | ✗ | 985.0 ms | 171d | — | — |
| 2026-10-12T03:44:44Z | ✗ | D | ✗ | 436.0 ms | 171d | — | — |
| 2026-10-11T21:43:06Z | ✗ | D | ✗ | 486.0 ms | 172d | — | — |
| 2026-10-11T15:42:17Z | ✗ | D | ✗ | 527.0 ms | 172d | — | — |
| 2026-10-11T09:40:42Z | ✗ | D | ✗ | 454.0 ms | 172d | — | — |
| 2026-10-11T03:40:16Z | ✗ | D | ✗ | 453.0 ms | 172d | — | — |
| 2026-10-10T21:39:26Z | ✗ | D | ✗ | 443.0 ms | 173d | — | — |
| 2026-10-10T15:38:54Z | ✗ | D | ✗ | 421.0 ms | 173d | — | — |
| 2026-10-10T09:38:15Z | ✗ | D | ✗ | 476.0 ms | 173d | — | — |
| 2026-10-10T03:37:25Z | ✗ | D | ✗ | 594.0 ms | 173d | — | — |
| 2026-10-09T21:36:21Z | ✗ | D | ✗ | 452.0 ms | 174d | — | — |
| 2026-10-09T15:35:16Z | ✗ | D | ✗ | 456.0 ms | 174d | — | — |
| 2026-10-09T09:33:44Z | ✗ | D | ✗ | 445.0 ms | 174d | — | — |
| 2026-10-09T03:32:57Z | ✗ | D | ✗ | 565.0 ms | 174d | — | — |
| 2026-10-08T21:31:36Z | ✗ | D | ✗ | 605.0 ms | 175d | — | — |
| 2026-10-08T15:30:31Z | ✗ | D | ✗ | 533.0 ms | 175d | — | — |
| 2026-10-08T09:29:01Z | ✗ | D | ✗ | 704.0 ms | 175d | — | — |
| 2026-10-08T03:28:09Z | ✗ | D | ✗ | 514.0 ms | 175d | — | — |
| 2026-10-07T21:26:31Z | ✗ | D | ✗ | 585.0 ms | 176d | — | — |
| 2026-10-07T15:25:10Z | ✗ | D | ✗ | 517.0 ms | 176d | — | — |
| 2026-10-07T09:23:09Z | ✗ | D | ✗ | 517.0 ms | 176d | — | — |
| 2026-10-07T03:22:02Z | ✗ | D | ✗ | 744.0 ms | 176d | — | — |
| 2026-10-06T21:20:37Z | ✗ | D | ✗ | 489.0 ms | 177d | — | — |
| 2026-10-06T15:20:02Z | ✗ | D | ✗ | 551.0 ms | 177d | — | — |
| 2026-10-06T09:19:22Z | ✗ | D | ✗ | 490.0 ms | 177d | — | — |
| 2026-10-06T03:18:19Z | ✗ | D | ✗ | 392.0 ms | 177d | — | — |