{"uid":"cap_Tc95QBQKgBWRR1lb3D4J4","slug":"prereason-treasury-yield-curve-inflation-expectations-d142fc0a","name":"PreReason Treasury Yield Curve & Inflation Expectations","description":"Financial market context for AI agents: macro, rates, bonds, FX, commodities, companies and Bitcoin. One API call returns a briefing with the reasoning already in it.","url":"https://api.prereason.com/api/macro/rates?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. 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Metadata includes briefing name, description, metric count, and correlation count. Available in JSON or token-optimized markdown format. Covers today's data or any historical date on record.","failureModes":["Date not on record — requested historical date has no data available","Invalid date format — date parameter must match YYYY-MM-DD pattern","Payment failure — x402 micropayment of $0.05 USDC required per call","Rate limit or authentication error if payment protocol fails","Data source lag — very recent dates may not yet be populated"],"whenToPreferThis":"Choose this endpoint when you need a comprehensive, pre-packaged rates dashboard covering the entire US Treasury yield curve plus inflation expectations and European benchmarks in a single call. It is ideal for macro agents that need recession-indicator spreads (10Y-3M), inflation breakevens, and cross-region rate comparison (US vs Eurozone) together without stitching multiple data sources. Prefer this over generic financial data APIs when you also need the 5y5y forward inflation rate and FOMC decision context bundled with yield data. The markdown format option makes it especially efficient for LLM-based macro reasoning workflows.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-12T18:39:01.547Z","isFirstParty":false,"canonicalSlug":"prereason-treasury-yield-curve-inflation-expectations-d142fc0a"}