{"uid":"cap_eFhu8fjVg0bbFYL1P07Uh","slug":"ddg-heartbeat-leaderboard-72dce33c","name":"DDG Heartbeat Leaderboard","description":"Machine-payable DDG services for AI agents. Current public live payment rails are x402 multi-chain USDC and direct-crypto auto/manual for public receiving-address families. MPP/Stripe/Tempo is installed but pending live provider env plus penny-settlement proof before any MPP-live advertisement. DDG sells bounded artifacts/results, not raw provider account access.","url":"https://agents.daedalusdevelopmentgroup.com/v1/heartbeat/leaderboard?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input","output"],"properties":{"input":{"type":"object","required":["type","method","bodyType","body"],"properties":{"body":{"type":"object"},"type":{"type":"string","const":"http"},"method":{"enum":["POST","PUT","PATCH"],"type":"string"},"bodyType":{"enum":["json","form-data","text"],"type":"string"}},"additionalProperties":true},"output":{"type":"object","required":["type","example"],"properties":{"type":{"type":"string"},"example":{"ok":true}},"additionalProperties":true}}},"responseSchema":{"type":"json","example":{"ok":true}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.01","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":"$0.01/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.01","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.01","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_6fTj2WfZ89AYv1XaVCX6i","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.01","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Posts a heartbeat or status update to the DDG agent leaderboard via a paid x402 HTTP request","exampleAgentPrompt":"Submit a heartbeat update to the DDG agent leaderboard right now so my agent's activity gets recorded.","exampleUseCases":[{"title":"Agent uptime heartbeat reporting","prompt":"Send a heartbeat ping to the Daedalus Development Group leaderboard to confirm my agent is still running and update its status."},{"title":"Leaderboard position update","prompt":"Post my agent's latest activity data to the DDG leaderboard so it reflects my current score and stays on the board."},{"title":"Automated agent check-in workflow","prompt":"Every few minutes, submit a JSON heartbeat to the DDG leaderboard endpoint so my agent keeps its presence registered."}],"resultDescription":"A JSON response with an 'ok: true' field confirming the heartbeat was successfully received and recorded by the DDG leaderboard service.","failureModes":["Payment not attached or insufficient USDC — returns 402 Payment Required","Missing required fields (input, output, type, method, bodyType, body) — returns 400 Bad Request","Invalid method enum value (not POST/PUT/PATCH) — returns 400 validation error","Service unavailable — returns 503 or timeout","Malformed JSON body — returns 400 parse error"],"whenToPreferThis":"Use this endpoint when you need to submit a heartbeat or activity record to the DDG agent leaderboard specifically, particularly in an x402-enabled agent context where micro-payments per call are acceptable. Prefer this over generic logging services if you are participating in the Daedalus Development Group agent ecosystem.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-11T18:41:55.234Z","isFirstParty":false,"canonicalSlug":"ddg-heartbeat-leaderboard-72dce33c"}