Sendsets
Cold email API for AI agents: connect mailboxes, warm up, run campaigns and handle replies.
endpoint: https://api.sendsetsapi.com/v1/mcp
registry: io.github.AddisonHoff/sendsets
D
recent success 0% (30 probes) ·
MCP handshake FAILED
· protocol —
TLS valid (70d left) · latency 493.0 ms ·
HTTP 401 · auth required ·
tools —
manifest —
· drift events seen here: 0
Embed this grade
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Recent probes
| time (UTC) | ok | grade | mcp | latency | tls | tools | hash |
|---|---|---|---|---|---|---|---|
| 2026-10-13T05:06:36Z | ✗ | D | ✗ | 493.0 ms | 70d | — | — |
| 2026-10-12T23:05:16Z | ✗ | D | ✗ | 373.0 ms | 70d | — | — |
| 2026-10-12T17:04:46Z | ✗ | D | ✗ | 392.0 ms | 70d | — | — |
| 2026-10-12T11:04:12Z | ✗ | D | ✗ | 413.0 ms | 71d | — | — |
| 2026-10-12T05:03:17Z | ✗ | D | ✗ | 387.0 ms | 71d | — | — |
| 2026-10-11T23:02:34Z | ✗ | D | ✗ | 422.0 ms | 71d | — | — |
| 2026-10-11T17:01:43Z | ✗ | D | ✗ | 499.0 ms | 71d | — | — |
| 2026-10-11T11:00:27Z | ✗ | D | ✗ | 378.0 ms | 72d | — | — |
| 2026-10-11T05:00:16Z | ✗ | D | ✗ | 432.0 ms | 72d | — | — |
| 2026-10-10T22:58:51Z | ✗ | D | ✗ | 451.0 ms | 72d | — | — |
| 2026-10-10T16:57:59Z | ✗ | D | ✗ | 377.0 ms | 72d | — | — |
| 2026-10-10T10:57:50Z | ✗ | D | ✗ | 392.0 ms | 73d | — | — |
| 2026-10-10T04:56:36Z | ✗ | D | ✗ | 449.0 ms | 73d | — | — |
| 2026-10-09T22:55:51Z | ✗ | D | ✗ | 472.0 ms | 73d | — | — |
| 2026-10-09T16:55:23Z | ✗ | D | ✗ | 411.0 ms | 73d | — | — |
| 2026-10-09T10:53:38Z | ✗ | D | ✗ | 380.0 ms | 74d | — | — |
| 2026-10-09T04:53:28Z | ✗ | D | ✗ | 472.0 ms | 74d | — | — |
| 2026-10-08T22:51:28Z | ✗ | D | ✗ | 376.0 ms | 74d | — | — |
| 2026-10-08T16:50:14Z | ✗ | D | ✗ | 446.0 ms | 74d | — | — |
| 2026-10-08T10:48:37Z | ✗ | D | ✗ | 386.0 ms | 75d | — | — |
| 2026-10-08T04:46:59Z | ✗ | D | ✗ | 520.0 ms | 75d | — | — |
| 2026-10-07T22:46:12Z | ✗ | D | ✗ | 403.0 ms | 75d | — | — |
| 2026-10-07T16:44:07Z | ✗ | D | ✗ | 503.0 ms | 75d | — | — |
| 2026-10-07T10:42:46Z | ✗ | D | ✗ | 413.0 ms | 76d | — | — |
| 2026-10-07T04:41:39Z | ✗ | D | ✗ | 470.0 ms | 76d | — | — |
| 2026-10-06T22:40:57Z | ✗ | D | ✗ | 423.0 ms | 76d | — | — |
| 2026-10-06T16:39:51Z | ✗ | D | ✗ | 420.0 ms | 76d | — | — |
| 2026-10-06T10:38:32Z | ✗ | D | ✗ | 368.0 ms | 77d | — | — |
| 2026-10-06T04:37:40Z | ✗ | D | ✗ | 412.0 ms | 77d | — | — |
| 2026-10-05T22:36:32Z | ✗ | D | ✗ | 457.0 ms | 77d | — | — |