{"uid":"cap_jH2shxV3V7FK3gxMuR2Ll","slug":"vivarium-monitor-autonomous-watch-feed-012fc90d","name":"VIVARIUM Monitor — Autonomous Watch Feed","description":"Pay-per-call machine services settled in USDC on Base via x402. No human in the loop.","url":"https://api.altahub.net/svc/monitor?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"limit":{"type":"integer"},"watch_id":{"type":"string"}}},"responseSchema":{"ok":true,"items":[],"watch_id":"funding_rates"},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.55","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":"$0.55/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.55","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.55","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_sDg2m0nik3S03qlAJUm_q","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.55","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Retrieves paginated monitoring feed items for a given watch ID (e.g. funding rates), settled per-call in USDC on Base via x402","exampleAgentPrompt":"Pull the latest 20 items from the funding_rates watch feed on VIVARIUM so I can see what's changed recently.","exampleUseCases":[{"title":"Funding rate drift alert","prompt":"Check the funding_rates watch feed on VIVARIUM and give me the last 10 items — I want to know if anything has spiked recently."},{"title":"Autonomous agent status polling","prompt":"Poll my VIVARIUM monitor with watch ID 'liquidations_watch' and fetch the 50 most recent items so my agent can react to any new liquidation events."},{"title":"Periodic market data harvest","prompt":"Retrieve the latest 25 items from the funding_rates monitor feed so I can log them to my database as part of my hourly data pipeline."}],"resultDescription":"A JSON object with an 'ok' boolean, a 'watch_id' string echoing the requested feed, and an 'items' array containing the most recent monitored events or data points (up to the requested limit) for that watch stream.","failureModes":["Unknown or invalid watch_id returns empty items array or error","Limit exceeding backend cap may be silently clamped or return an error","Payment failure (insufficient USDC balance) blocks the call with a 402 response","Network timeout if the autonomous service pipeline is unavailable","Malformed request body (missing watch_id) likely returns a 400-level error"],"whenToPreferThis":"Use this endpoint when you need autonomous, pay-per-call polling of a named monitoring feed (e.g. funding rates) without any human intermediary, and you want settlement in USDC on Base via x402. Prefer this over traditional REST monitoring APIs when operating in a crypto-native agent stack that already handles x402 micropayments.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-13T18:27:45.205Z","isFirstParty":false,"canonicalSlug":"vivarium-monitor-autonomous-watch-feed-012fc90d"}