{"uid":"cap_dF7ZTpNHEodwEMpEo7HsK","slug":"prereason-market-breadth-context-api-cross-breadth-157ff7d4","name":"PreReason Market Breadth Context API (cross.breadth)","description":"Market breadth and risk appetite. SPY, DXY, VIX sector signals. Equity and crypto breadth for portfolio allocation and risk assessment agents.","url":"https://api.prereason.com/api/cross/breadth?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input"],"properties":{"input":{"type":"object","required":["type","method"],"properties":{"type":{"type":"string","const":"http"},"method":{"enum":["GET"],"type":"string"},"queryParams":{"type":"object","properties":{"date":{"type":"string","pattern":"^\\d{4}-\\d{2}-\\d{2}$","description":"Historical date in YYYY-MM-DD format. A paid call serves today or any ?date= on record."},"format":{"enum":["json","markdown"],"type":"string","description":"Response format. markdown is token-optimized for LLMs, json is structured. Default is markdown."}}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"responseSchema":{"type":"json","example":{"metrics":{"iwm":{"name":"iwm"},"qqq":{"name":"qqq"},"spy":{"name":"spy"},"bitcoin-price":{"name":"bitcoin-price"}},"briefing_used":"cross.breadth","briefing_metadata":{"name":"Market Breadth","description":"Breadth across S&P 500, Nasdaq, and small caps with Bitcoin correlation for each","metrics_count":4,"correlations_count":3}}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.02","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"settled","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":"$0.02/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.03","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.03","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_BU27OqhJgoziRTqDkySuR","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.03","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns cross-asset market breadth signals, risk appetite indicators, and sector rotation context across asset classes.","exampleAgentPrompt":"Pull me the PreReason cross-asset breadth briefing for today — I want to know if markets are showing broad risk appetite or sector rotation, in markdown format so it's easy to read.","exampleUseCases":null,"resultDescription":"Returns a structured analysis including a market breadth context summary, signal labels (bullish/bearish/neutral), trend metrics, confidence scores, and a generated_at timestamp. Available in JSON or LLM-optimized markdown. Covers risk appetite across asset classes and sector rotation signals.","failureModes":["Missing or invalid 'briefing' query parameter returns a 400 error","Requesting a date outside the allowed historical range for your tier returns an access error","Requesting a Tier 2 briefing (cross.breadth) without the appropriate subscription tier returns a 402 or 403","Invalid date format (not YYYY-MM-DD) returns a validation error","Network or upstream data unavailability may return a 503"],"whenToPreferThis":"Use this endpoint when you need a broad, cross-asset view of market risk appetite and sector rotation — not Bitcoin-specific data. Prefer this over btc.* briefings when the question is about overall market participation, whether money is rotating between sectors, or whether risk appetite is expanding or contracting across asset classes. Ideal for macro context framing before diving into specific asset analysis.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-11T12:45:42.333Z","isFirstParty":false,"canonicalSlug":"prereason-market-breadth-context-api-cross-breadth-157ff7d4"}