{"uid":"cap_IhYZwvRbNfRCKhMl_KLjY","slug":"fathom-macroeconomic-data-api-latest-value-22e2c0f9","name":"Fathom Macroeconomic Data API — Latest Value","description":"Free macroeconomic data API powered by FRED. 816,000+ economic time series. GDP, inflation, unemployment, interest rates, and more.","url":"https://fathoms.vercel.app/api/latest","method":"POST","headers":{},"bodySchema":{"type":"object","required":["seriesId"],"properties":{"seriesId":{"type":"string","description":"FRED series ID"}}},"responseSchema":{"type":"object","required":["source"],"properties":{"latest":{"type":"object"},"source":{"type":"string"},"series_id":{"type":"string"}}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.04","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"registry","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":"$0.04/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.04","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.04","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_8JEoPS_R71IIILRIJROLo","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.04","costPer":"request","priority":0,"asset":null,"unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Retrieves the latest value for any FRED economic time series (GDP, inflation, unemployment, interest rates, etc.) by series ID","exampleAgentPrompt":"Pull the latest value for the FRED series UNRATE so I can see the current US unemployment rate.","exampleUseCases":[{"title":"Real-time inflation monitoring dashboard","prompt":"What is the latest reading for the US Consumer Price Index? Use the FRED series CPIAUCSL to get me the most current figure."},{"title":"Federal funds rate for investment analysis","prompt":"Can you look up the latest federal funds effective rate from FRED — the series is FEDFUNDS — so I can factor it into my bond valuation model?"},{"title":"GDP snapshot for economic report","prompt":"I'm writing a quarterly economic brief — can you fetch the most recent US real GDP value from FRED using series GDPC1?"}],"resultDescription":"Returns a JSON object containing the latest data point (value and date) for the requested FRED series, along with the series ID and a source attribution string indicating the data comes from FRED.","failureModes":["Invalid or unknown FRED series ID returns an error or empty result","Series ID that has been discontinued or renamed may return stale or no data","Network timeouts from the upstream FRED API can cause failures","Rate limiting or payment failures may prevent access","Series with infrequent updates may return a value that appears outdated"],"whenToPreferThis":"Choose this endpoint when you need the single most recent data point for any FRED macroeconomic series quickly and cheaply. It is ideal for agents that need a real-time snapshot of a specific economic indicator (GDP, CPI, unemployment, interest rates) without retrieving a full historical time series. Prefer this over general web search when you need a precise, authoritative FRED data value with a known series ID.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T00:46:11.338Z","isFirstParty":false}