{"uid":"cap_C2kkfNNxZKq5TvpkHJ49O","slug":"cryptofeed402-historical-market-briefs-archive-a633bcd6","name":"cryptofeed402 Historical Market Briefs Archive","description":"Archive of past cryptofeed402 twice-daily LLM-written market briefs for a date range (from/to as YYYY-MM-DD, up to 366 days): sentiment, funding, open interest, prices, news and macro calendar per edition. Use it for backtesting, building historical context or reviewing how funding and sentiment evolved. JSON. $0.005 USDC per day in range, capped at $0.5 per call, on Base.","url":"https://cryptofeed402.site/history?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"type":"object","$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","required":["from"],"properties":{"to":{"type":"string","pattern":"^\\d{4}-\\d{2}-\\d{2}$","description":"End date (UTC), YYYY-MM-DD, inclusive; defaults to from"},"from":{"type":"string","pattern":"^\\d{4}-\\d{2}-\\d{2}$","description":"Start date (UTC), YYYY-MM-DD"}}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object","required":["from","to","count","briefs"],"properties":{"to":{"type":"string"},"from":{"type":"string"},"count":{"type":"integer"},"briefs":{"type":"array","items":{"type":"object","required":["generated_at","brief","markdown"],"properties":{"brief":{"type":"object","properties":{"date":{"type":"string"},"coins":{"type":"object","description":"per-coin price, chg_24h_pct, chg_7d_pct, okx_funding_8h, okx_oi_usd"},"labels":{"type":"object","description":"per-coin trend_24h / trend_7d / funding labels"},"market":{"type":"object","description":"sentiment_index, breadth_7d, funding_overall, extreme_funding_flags"},"bottom_line":{"type":"string"},"extreme_funding_hl":{"type":"array","items":{"type":"object","properties":{"coin":{"type":"string"},"oi_usd":{"type":"number"},"annualized_pct":{"type":"number"}}}}}},"source":{"type":"string"},"headline":{"type":"string"},"markdown":{"type":"string","description":"full brief: top stories, market snapshot + Fear & Greed, funding/OI table (OKX + Hyperliquid), extreme funding, macro calendar, token unlocks"},"disclaimer":{"type":"string"},"generated_at":{"type":"string","description":"ISO 8601 UTC timestamp"}}}},"disclaimer":{"type":"string"}}}}}}},"responseSchema":{"type":"json","example":{"to":"2026-10-17","from":"2026-10-16","count":1,"briefs":[{"brief":{"date":"2026-10-17","coins":{"BTC":{"price":81388,"chg_7d_pct":-1.94,"okx_oi_usd":2499707421,"chg_24h_pct":-0.13,"okx_funding_8h":0.0000644}},"labels":{"BTC":{"funding":"neutral","trend_7d":"slightly down","trend_24h":"flat"}},"market":{"breadth_7d":"5 of 6 watchlist coins down","funding_overall":"neutral","sentiment_index":"neutral","extreme_funding_flags":["PENGU shorts crowded"]},"bottom_line":"Neutral tape; crowded shorts in several alts raise squeeze risk. Watch US housing data Tuesday.","extreme_funding_hl":[{"coin":"PENGU","oi_usd":9825646,"annualized_pct":-54.37}]},"source":"local-model","headline":"Market sentiment is neutral, with most watchlist coins lower on the week. Extreme negative funding on several Hyperliquid alts.","markdown":"# Crypto Daily Digest — 2026-10-17\n## Top stories\n...\n## Market snapshot\n...\n## Crowded trades / funding\n...\n## Upcoming events (next 7 days)\n...","disclaimer":"Automated data for AI agents. Not financial advice.","generated_at":"2026-10-18T00:45:18.000Z"}]}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.005","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":"$0.005/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.005","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.005","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_V00lqr4zR05h-KdEA6xV3","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.005","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns archived LLM-written crypto market briefs for a specified date range, including sentiment, funding rates, open interest, prices, news, and macro calendar data.","exampleAgentPrompt":"Pull me the cryptofeed402 historical market briefs from 2024-12-01 to 2024-12-31 so I can review how funding rates and sentiment evolved through December.","exampleUseCases":[{"title":"Backtesting funding rate strategy","prompt":"Get me the cryptofeed402 market brief archive from 2025-01-01 to 2025-03-31 — I want to see how funding rates and sentiment shifted quarter-over-quarter so I can backtest a funding arb strategy."},{"title":"Reviewing sentiment around a market event","prompt":"Fetch the historical cryptofeed402 briefs for 2024-11-05 through 2024-11-10, I want to see what the sentiment index and top news headlines looked like around that period."},{"title":"Building historical context for an AI agent","prompt":"I need the last 30 days of cryptofeed402 market briefs — from 2025-05-01 to 2025-05-30 — to give my trading agent historical context on funding rates, open interest, and macro calendar events."}],"resultDescription":"A JSON object containing an array of brief records for each edition published within the requested date range. Each brief includes: generated timestamp, full markdown narrative (top stories, market snapshot, Fear & Greed index, OKX + Hyperliquid funding/OI table, extreme funding highlights, macro calendar, token unlocks), structured data per coin (price, 24h/7d change, funding rate, open interest), market-level sentiment index, breadth metrics, overall funding signal, extreme funding flags, and a bottom-line summary. Also includes count of briefs returned and a disclaimer.","failureModes":["Missing required 'from' date parameter returns a validation error","Date range exceeding 366 days may be rejected or capped","Invalid date format (not YYYY-MM-DD) returns a schema validation error","Dates with no published briefs return an empty briefs array","Payment failure on Base network blocks access (x402 payment required)","Future dates or very recent dates may have no data if briefs not yet generated"],"whenToPreferThis":"Use this endpoint when you need historical crypto market context over a range of days — especially for backtesting strategies based on sentiment or funding rates, building time-series narratives, or reviewing how market conditions evolved around specific events. Prefer this over the live/current brief endpoint when the user's need is retrospective rather than real-time.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-23T18:30:22.948Z","isFirstParty":false,"canonicalSlug":"cryptofeed402-historical-market-briefs-archive-a633bcd6"}