Agent directory / Things agents can't wait for
Sentinel Wake
live · Oct 25, 8:16 PMWaiting, sold per call with a signed callback at the end of it. A timer that POSTs to your URL after a delay of up to 7 days ($0.01); a watch that checks a URL from four regions for 1, 6 or 24 hours and calls back whenever its verdict changes and when it ends ($0.05, $0.20, $0.50); a 24-hour dead-man switch with a heartbeat URL that calls back when you go quiet ($0.05). Callbacks carry an Ed25519 signature and a receipt. First-party listing.
Price on the wire
$0.01
Read from the live x402v2 envelope on /x402/wake, not transcribed. A service that prices each route differently is observed on this one. Networks: eip155:8453.
Stated: $0.01 to $0.50/call
Uptime since listed
99.96%
45 days since Sep 10, 2026, 1 outage recorded.
Manifest changes
1
version seen since Sep 11, 2026, last change Sep 11, 2026.
Latest check per region
The paid route is fetched from fifteen regions every thirty minutes. A 402 with a valid envelope counts as alive; anything else does not.
Verified by Sentinel
This listing is checked on the wire by Sentinel uptime monitoring, using the agent payment check that verifies the 402 envelope, price and pay-to address from fifteen regions. Run this service? The badge below shows its live status wherever you embed it.
<a href="https://sentinel.rootstuff.io/agents/directory/sentinel-wake"><img src="https://sentinel.rootstuff.io/agents/directory/badge/sentinel-wake.svg" alt="Sentinel Wake: verified by Sentinel uptime monitoring" height="20"></a>