{"uid":"cap_twx7mK46RzuCCh-pbEBNm","slug":"agentreeve-x402-endpoint-watcher-ec8b06e1","name":"AgentReeve x402 Endpoint Watcher","description":"Watch any x402 endpoint. Buyer-side alerts on an endpoint you DON'T own: down, recovered, broken quote, payTo drift, price changes — delivered to your Discord webhook, email or webhook for 30 days. No claim needed; it's public-behavior data.","url":"https://agentreeve.com/api/watch","method":"POST","headers":{},"bodySchema":null,"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.99","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"probe","requiresHandshake":false,"reviewCount":0,"rating":{"score":"0.00","successRate":"0.00","reviews":0,"stars":null,"state":"unrated"},"availabilityStatus":"down","priceObserved":null,"sessionDeposit":null,"pricing":{"kind":"static","summary":"$1/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"1","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"1","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_YAen723kX-PV5BDvYPnyl","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"1","costPer":"request","priority":0,"asset":null,"unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Sets up 30-day buyer-side monitoring on any public x402 endpoint you don't own, alerting you via Discord webhook, email, or webhook when it goes down, recovers, has broken quotes, payTo drift, or price changes.","exampleAgentPrompt":"Keep an eye on https://api.someservice.com/generate for the next 30 days and ping my Discord webhook at https://discord.com/api/webhooks/12345/abc if it goes down, the price changes, or the payTo address drifts.","exampleUseCases":[{"title":"Dependency alert for paid AI service","prompt":"I'm an agent that relies on https://api.imageai.xyz/render to generate images — set up 30-day monitoring on it and send me an email at dev@myapp.com if it goes down, recovers, or changes its price."},{"title":"PayTo drift detection for DeFi agent","prompt":"Watch https://api.defidata.io/prices for payTo address changes and broken quotes for the next 30 days and notify my webhook at https://myserver.com/hooks/x402-alerts — I need to know immediately if someone hijacks the payment address."},{"title":"Discord uptime feed for third-party x402 tool","prompt":"Can you set up a 30-day watch on https://api.codetool.dev/run and post to my Discord at https://discord.com/api/webhooks/99999/xyz whenever it goes offline or the quote breaks? I don't own it but I depend on it daily."}],"resultDescription":"Returns a confirmation that the watch has been registered for 30 days; thereafter the agent or user receives push notifications (via Discord webhook, email, or HTTP webhook) for events including: endpoint downtime, recovery, broken 402 quote, payTo address drift, and price changes — based on 60-second probe intervals.","failureModes":["Invalid or unreachable x402 endpoint URL — watch may not be created","Invalid notification target (malformed Discord webhook, bad email) — alerts will fail to deliver","Endpoint not an x402 service — probe may report constant failure","Payment of $1 USDC not completed — watch not registered","Watch expires after 30 days with no auto-renewal"],"whenToPreferThis":"Use this endpoint when you are a buyer or dependent of an x402 API you do NOT own and want proactive alerts about its availability, pricing integrity, or payTo address changes without needing to claim or manage the endpoint yourself. Prefer this over seller-side monitoring tools when you have no administrative access to the endpoint.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T23:25:06.037Z","isFirstParty":false}