{"uid":"cap_zdfVXVY_NVY8T3ZWPLknp","slug":"draconic21-archive-tip-day-fad8e856","name":"draconic21 Archive Tip Day","description":"GO-TO product for funded agents: Daily Agent Signal (POST /v1/signal_latest $0.03, /v1/signal_history $0.10, /v1/signal_delta $0.05). Signal is the flagship; supporting/legacy routes are demoted. Archive honesty: archive_day_count=6 — 6 stored dates from 2026-09-19 through 2026-09-27. Intraday revisions do not add archive days. Unpaid calls return HTTP 402. USDC on Base. Free discovery: /, /agents.md, /llms.txt, /skill.md, /.well-known/x402.json, /.well-known/mcp.json, /openapi.json.","url":"https://draconic21-x402-api.onrender.com/v1/archive_tip_day?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input"],"properties":{"input":{"type":"object","required":["type","method","bodyType","body"],"properties":{"body":{"type":"object","required":[],"properties":{},"additionalProperties":true},"type":{"type":"string","const":"http"},"method":{"enum":["POST"],"type":"string"},"bodyType":{"enum":["json","form-data","text"],"type":"string"}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object","properties":{"ok":{"type":"boolean"},"brand":{"type":"string"},"product":{"type":"string"}}}}}}},"responseSchema":{"type":"json","example":{"ok":true,"brand":"draconic21","product":"archive_tip_day"}},"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_5c2xIyLsPhHUON9xKz0DJ","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":"Returns the most recent archived date available in the draconic21 Daily Agent Signal archive (the 'tip' of the stored archive).","exampleAgentPrompt":"What is the most recent date available in the draconic21 Daily Agent Signal archive — I want to know the tip so I can decide which archive date to query next.","exampleUseCases":[{"title":"Check archive coverage before querying history","prompt":"Before I pull historical signal data from draconic21, can you tell me the latest archived date that's available so I know the range I'm working with?"},{"title":"Validate freshness of stored signal data","prompt":"I need to confirm how current the draconic21 signal archive is — what's the newest day that's been stored so I can check if my data is up to date?"},{"title":"Automate archive boundary discovery in a workflow","prompt":"As part of my daily pipeline, look up the tip date of the draconic21 archive so my agent knows where to start fetching any new signal history entries."}],"resultDescription":"Returns a JSON object with an 'ok' boolean confirming success, the 'brand' string ('draconic21'), and the 'product' string ('archive_tip_day'), plus likely the tip date representing the most recent archived day in the signal history (up to 6 stored dates between 2026-09-19 and 2026-09-27).","failureModes":["HTTP 402 if payment is not provided or insufficient USDC on Base","Empty or unexpected body may return a 400 error","Archive may lag behind real-time — tip date is not today's date but the newest archived entry","Render.com cold-start latency may cause slow initial response"],"whenToPreferThis":"Use this endpoint when you need to discover the most recent date available in the draconic21 signal archive before querying signal_history or signal_delta, or when automating a pipeline that must know the current archive boundary. Prefer this over signal_latest (which gives today's live signal) when your goal is specifically to understand archive coverage rather than consume the current signal.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-10T18:41:30.038Z","isFirstParty":false,"canonicalSlug":"draconic21-archive-tip-day-fad8e856"}