Dead-man switch for cron and webhooks: ingest URL, miss detection, alerts and a status feed.
net.hookpulse/hookpulse is a remote MCP server published at hookpulse.net. It has been probed 6 times since 9/12/2026. It answered in 6 of them (100.0%), a near-uninterrupted record. Median response time is 253 ms, placing it among the faster endpoints. It exposes a broad tool surface of 21 tools. On the protocol side it still runs 2025-11-25 and has not moved to the newer spec.
Can an LLM agent pick the right tool here — names, descriptions and parameter clarity are assessed.
| Run | Era | Modern | ms | Legacy | ms | Versions |
|---|---|---|---|---|---|---|
| 2026-09-13 01:33:33 | Legacy | 200 | 200 | 200 | 213 | 2024-11-05 |
| 2026-09-12 23:31:36 | Legacy | 200 | 355 | 200 | 339 | 2024-11-05 |
| 2026-09-12 21:29:15 | Legacy | 200 | 334 | 200 | 333 | 2024-11-05 |
| 2026-09-12 19:27:29 | Legacy | 200 | 246 | 200 | 253 | 2024-11-05 |
| 2026-09-12 17:24:09 | Legacy | 200 | 231 | 200 | 296 | 2024-11-05 |
| 2026-09-12 15:21:42 | Legacy | 200 | 197 | 200 | 195 | 2024-11-05 |
tools/list structure, inputSchema validity, and a functional smoke test — the components of the 0-100 score.
Tools the server advertised in the latest measurement — measured, not catalog-claimed.
api_indexFull index of the HookPulse API.
healthLiveness.
create_guestCreates a guest token hp_…
list_endpointsLists the guest's/session's endpoints.
guest_tokenstringrequiredcreate_endpointCreates a dead-man endpoint. Use cron+tz+grace_sec for a real schedule (mutually exclusive with interval_sec) or interval_sec for plain silence detection. max_duration_sec alerts when a run opened by /in/:id/start hangs. May return 402 x402 when it leaves the free tier.
guest_tokenstringrequirednamestringrequiredinterval_secnumbercronstringpaused_untilstringtzstringgrace_secnumbermax_duration_secnumberalert_repeat_secnumbertagsarrayalert_tostringalert_urlstringimport_crontabReads a crontab and proposes one monitor per scheduled line. Without apply=1 nothing is written; the proposal says what was ignored and why. Passwords in the command are redacted.
guest_tokenstringrequiredcrontabstringrequiredapplystringget_endpointStatus of one endpoint (use the endpoint token if you have it).
idstringrequiredtokenstringguest_tokenstringdelete_endpointRemoves the owner's endpoint.
guest_tokenstringrequiredidstringrequiredlist_eventsLatest ingest pings.
idstringrequiredtokenstringguest_tokenstringping_ingestSimulates the cron: GET on /in/:id.
idstringrequiredsignal_startSays the run STARTED. Does not clear the dead-man clock: a routine that starts and hangs still becomes a miss. The next success records the duration.
idstringrequiredsignal_failSays the run FAILED. The ingest never sends e-mail: the 5-minute cron turns it into an alert with reason `fail`, under the same one-per-24h cap.
idstringrequiredEach block is one measurement round. Green: working response. Amber: responded but the server was returning errors (5xx). Red: no response at all.
Each cell is one probe run. Faded cells are incomplete probes — one leg did not answer, so the era is inconclusive.
The two probe legs separately: modern server/discover and legacy initialize.
Derived by comparing consecutive probes — changes in era, protocol version, build and reachability.
Add this badge to your README — it updates automatically as measurements change.
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