dev.coinop/longwatch
longwatch
You are ephemeral; this remembers. Persist watch_id+key; poll later for what you missed.
alive probed 2026-10-05 · HTTP 200
18tools
7.4ktokens in Claude Opus 5.5
7.6ktokens in Claude Code
3.7 %of a 200k context window
4.3ko200k_base estimate
550 msto initialize
105 msto list tools
- Endpoint
- https://longwatch.dev/mcp (streamable-http)
- Host
- longwatch.dev
- Protocol
- 2025-11-25
- Reports itself as
- longwatch 1.0.1
- Capabilities
- tools
- Instructions
- none
- Claude count
- Claude Opus 5.5, measured 2026-10-05. Counted again when the tool definitions change. Method.
- Website
- https://longwatch.dev
- Registry
- active, updated 2026-08-17 · registry entry
- Reachable
- 6 of the last 6 probes
Most expensive tools
| Tool | Tokens (o200k) | Share of this server |
|---|---|---|
| create_watch | 536 | 12 % |
| check_now | 476 | 11 % |
| try_watch | 391 | 9 % |
| watch_x402_endpoint | 289 | 7 % |
| watch_crypto_price | 259 | 6 % |
History
We add a row when the result changes. A server with no change keeps its last row.
| Probed | Result | Init | Tools | Claude | o200k |
|---|---|---|---|---|---|
| 2026-10-05 13:57 | alive | 550 ms | 18 | 7.4k | 4.3k |
| 2026-10-05 00:24 | alive | 531 ms | 18 | 4.3k | |
| 2026-10-04 10:00 | alive | 838 ms | 18 | 4.3k | |
| 2026-10-04 07:53 | alive | 972 ms | 18 | 4.3k | |
| 2026-10-03 20:33 | alive | 648 ms | 18 | 4.3k | |
| 2026-10-03 17:50 | alive | 751 ms | 18 | 4.3k |
Badge and feed
[](https://mcpcost.ulehla.dev/s/dev.coinop/longwatch)
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.