io.usefulapi/customerio
Customer.io MCP by usefulapi
Query people, segments, campaigns, and message deliveries; send transactional email or broadcasts.
timeout probed 2026-10-15
fetch failed | Connect Timeout Error (attempted address: customerio.usefulapi.io:443, timeout: 10000ms) | UND_ERR_CONNECT_TIMEOUT
- Endpoint
- https://customerio.usefulapi.io/mcp (streamable-http)
- Host
- customerio.usefulapi.io
- Repository
- https://github.com/m190/usefulapi-mcp
- Website
- https://usefulapi.io/customerio/
- Registry
- active, updated 2026-10-09 · registry entry
- Reachable
- 3 of the last 10 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 |
|---|---|---|---|---|---|
| 2026-10-13 11:28 | alive | 347 ms | 13 | 3.1k | 1.7k |
| 2026-10-10 10:32 | alive | 281 ms | 13 | 3.1k | 1.7k |
| 2026-10-09 11:31 | alive | 233 ms | 13 | 3.1k | 1.7k |
| 2026-10-06 11:05 | rate limited | ||||
| 2026-10-05 16:45 | not MCP | ||||
| 2026-10-05 00:59 | rate limited | ||||
| 2026-10-04 10:08 | rate limited | ||||
| 2026-10-04 08:01 | rate limited | ||||
| 2026-10-03 20:41 | rate limited | ||||
| 2026-10-03 17:56 | rate limited |
Badge and feed
[](https://mcpcost.ulehla.dev/s/io.usefulapi/customerio)
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.