{"uid":"cap_dCD7Ltvp1KmP9O-M_PkHD","slug":"freddie-mac-pmms-mortgage-rate-data-53f153c9","name":"Freddie Mac PMMS Mortgage Rate Data","description":"558 pay-per-call data APIs for AI agents: Solana and EVM on-chain data, tokenized stocks, DeFi, Hyperliquid, economy and official statistics, FX, validation, web and developer tools. Pay in USDC via x402.","url":"https://api.vextorium.com/v1/us-mortgage-rates?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"weeks":{"type":"integer"}}},"responseSchema":{"type":"json","example":{"date":"2026-10-01","series":[{"date":"2026-09-17","fixed_15":6.26,"fixed_30":6.95},{"date":"2026-09-24","fixed_15":6.42,"fixed_30":7.03}],"source":"Freddie Mac Primary Mortgage Market Survey (PMMS)","1_year_ago_30":6.3,"annual_change_30":0.98,"weekly_change_30":0.25,"fixed_15_year_pct":6.6,"fixed_30_year_pct":7.28}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.002","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":"$0.002/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.002","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.002","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_QFhbdloXMf2g9B0kJsYxf","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.002","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns the latest average US mortgage rates from Freddie Mac's Primary Mortgage Market Survey, including 30- and 15-year fixed rates, weekly/annual changes, and a recent historical series.","exampleAgentPrompt":"What are the latest US mortgage rates from Freddie Mac's weekly survey? Give me the current 30-year and 15-year fixed rates, how much they've changed this week and over the past year, and show me the last 8 weeks of history.","exampleUseCases":[{"title":"Weekly mortgage rate briefing","prompt":"Pull the latest Freddie Mac mortgage rates for me — I want to know the current 30-year and 15-year fixed rates, the weekly change, and how rates compare to a year ago."},{"title":"Rate trend analysis for home buyers","prompt":"Show me the past 12 weeks of 30-year and 15-year fixed mortgage rate data from the Freddie Mac PMMS so I can see if rates have been trending up or down lately."},{"title":"Real estate market update dashboard","prompt":"Fetch the current US mortgage rate data including weekly and annual changes — I need to update my housing market dashboard with the freshest Freddie Mac PMMS numbers."}],"resultDescription":"Returns a JSON object with the latest survey date, current 30-year fixed rate (fixed_30_year_pct), current 15-year fixed rate (fixed_15_year_pct), weekly change in the 30-year rate (weekly_change_30), annual change (annual_change_30), the rate one year ago (1_year_ago_30), and a time-series array of recent weekly data points each containing date, fixed_30, and fixed_15 values. Source is attributed to Freddie Mac PMMS.","failureModes":["Survey data not yet published for the current week (Freddie Mac publishes Thursdays) — may return prior week's data","Invalid or missing 'weeks' parameter may return a default series length","Network or upstream data source unavailability returns an error response","Requesting far-future or very distant historical weeks may return null series entries"],"whenToPreferThis":"Use this endpoint when you need authoritative, weekly US mortgage rate benchmarks specifically from the Freddie Mac PMMS — the most widely cited mortgage rate survey in the US. Prefer this over scraping news sources or using bank-specific rate APIs when you need standardized 30-year and 15-year fixed rate benchmarks with historical series for trend analysis, financial dashboards, or real estate research.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-19T12:45:26.389Z","isFirstParty":false,"canonicalSlug":"freddie-mac-pmms-mortgage-rate-data-53f153c9"}