{"uid":"cap_rP44czsTPYsJKavVwt-RX","slug":"draconic21-daily-agent-signal-signal-history-1cbd132a","name":"draconic21 Daily Agent Signal - Signal History","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/signal_history?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"days":{"type":"integer","maximum":30,"minimum":1,"description":"Most recent stored editions to return"}}},"responseSchema":{"type":"json","example":{"ok":true,"brand":"draconic21","product":"signal_history"}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.1","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":"$0.1/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.1","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.1","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_6VlPZPLqTpQEqoRepp3kT","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.1","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Retrieves historical daily agent signal data for up to 30 days, priced at $0.10 USDC per call via x402 micropayment","exampleAgentPrompt":"Can you pull the draconic21 daily agent signal history for the last 14 days so I can see how the signal has trended?","exampleUseCases":[{"title":"Backtesting agent signal strategy","prompt":"Fetch me the draconic21 signal history for the past 30 days — I want to see if there's a pattern I can use to backtest my agent's decision logic."},{"title":"Weekly signal trend review","prompt":"Pull the last 7 days of draconic21 daily agent signal history so I can review how the signal has shifted over the past week."},{"title":"Agent performance audit over time","prompt":"I need the draconic21 signal history for the last 5 days to audit how my agent's inputs have been changing — grab it for me please."}],"resultDescription":"Returns an array of historical daily agent signal records spanning the requested number of days (up to 30), sourced from a single-day seed archive dated 2026-09-19. Note: archive depth is currently limited (archive_day_count=1), so multi-day results may be sparse or synthetic beyond the seed date. Each record likely contains the daily signal value and associated date metadata.","failureModes":["HTTP 402 Payment Required if x402 USDC payment on Base is not included or fails","Request rejected if 'days' parameter is out of range (must be 1-30)","Limited historical depth due to archive_day_count=1 — multi-day requests may return incomplete data","Service unavailability due to hosting on Render free tier (cold starts possible)","Invalid JSON body returns 400 Bad Request"],"whenToPreferThis":"Use this endpoint when you need multiple days of historical signal data rather than just the latest signal. It costs $0.10 USDC vs $0.03 for signal_latest, so prefer it only when trend analysis or backtesting over several days is required. Use signal_latest for real-time single-day needs; use signal_delta for change-focused queries.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-11T00:34:36.744Z","isFirstParty":false,"canonicalSlug":"draconic21-daily-agent-signal-signal-history-1cbd132a"}