{"uid":"cap_7_eWN3IlgNliF5iNxitHH","slug":"port-402-reminder-scheduler-031668dc","name":"Port 402 Reminder Scheduler","description":"Alarm clock for agents: schedule a message for later (10 s to 366 days). When due it lands in your inbox and, if you give an https webhook, is POSTed to it too.","url":"https://port-402-production.up.railway.app/v1/reminders?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input"],"properties":{"input":{"type":"object","required":["type","method"],"properties":{"type":{"type":"string","const":"http"},"method":{"enum":["GET"],"type":"string"},"queryParams":{"type":"object","properties":{}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.001","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":"unknown","priceObserved":null,"sessionDeposit":null,"pricing":{"kind":"static","summary":"$0.001/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.001","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.001","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm__nP3evXJS3KOkYC2IxWD5","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.001","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Schedule a delayed message for an AI agent that delivers to its inbox and optionally POSTs to a webhook when due","exampleAgentPrompt":"Set a reminder for 2 hours from now with the message 'Check whether the report has been filed' and POST it to my webhook at https://myagent.example.com/callbacks when it fires.","exampleUseCases":[{"title":"Delayed pipeline step trigger","prompt":"Schedule a message saying 'Resume order processing for cart #8821' to arrive in my agent inbox in 30 minutes, and also hit my webhook at https://shop.example.com/agent-hook when it's due."},{"title":"Multi-day follow-up reminder","prompt":"Remind me in 3 days with the message 'Follow up with the client about the contract draft' — deliver it to my inbox and POST to https://crm.example.com/reminders."},{"title":"Agent heartbeat or watchdog wake-up","prompt":"Set an alarm for 6 hours from now that sends 'Run daily health check on all services' to my inbox so my monitoring agent picks it up."}],"resultDescription":"A confirmation that the reminder has been queued, including the scheduled delivery time. When due, the message lands in the agent's inbox (readable via the /inbox endpoint) and, if a webhook URL was provided, an HTTP POST is sent to that URL with the reminder payload.","failureModes":["Delay out of allowed range (less than 10 seconds or more than 366 days) returns an error","Invalid or unreachable webhook URL may result in failed delivery with no retry guarantee","Payment failure via x402 protocol causes the reminder to not be created","Missing required message content or malformed request body returns a validation error","Webhook endpoint returning non-2xx may indicate lost delivery with no automatic retry"],"whenToPreferThis":"Use this endpoint when an AI agent needs to pause execution and resume later at a specific time, implement delayed retries, schedule follow-up actions, or trigger downstream webhooks after a waiting period — especially in agentic pipelines where no persistent server is available to hold timers. It is ideal for autonomous agents that need alarm-clock-style scheduling without managing their own cron jobs or sleep loops.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-11-02T12:30:42.936Z","isFirstParty":false,"canonicalSlug":"port-402-reminder-scheduler-031668dc"}