{"uid":"cap_YtOCc9qDh5gjlZl8LhoXR","slug":"fathom-macroeconomic-data-api-a4e69561","name":"Fathom — Macroeconomic Data API","description":"Free macroeconomic data API powered by FRED. 816,000+ economic time series. GDP, inflation, unemployment, interest rates, and more.","url":"https://fsthum.vercel.app/api/series?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":{"type":"object","required":["seriesId"],"properties":{"seriesId":{"type":"string","description":"FRED series ID (e.g. GDP, UNRATE)"}}},"responseSchema":{"type":"object","required":["source"],"properties":{"info":{"type":"object"},"source":{"type":"string"},"seriesId":{"type":"string"}}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.4","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":"$0.4/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.4","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.4","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_bYp2gzmieuOHEj4K6eM0I","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.4","costPer":"request","priority":0,"asset":null,"unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Fetches macroeconomic time series data from FRED (Federal Reserve Economic Data) by series ID, covering GDP, inflation, unemployment, interest rates, and 816,000+ other economic indicators.","exampleAgentPrompt":"Can you pull the US unemployment rate time series from FRED — the series ID is UNRATE — so I can see how it's changed over time?","exampleUseCases":[{"title":"GDP trend analysis for report","prompt":"I'm writing an economic report — can you fetch the US GDP time series data from FRED using series ID GDP so I can chart how output has grown over the past few decades?"},{"title":"Inflation monitoring for investment decisions","prompt":"Pull the CPI inflation data from FRED (series ID CPIAUCSL) so I can see how consumer prices have been trending and figure out whether to adjust my portfolio."},{"title":"Interest rate history for mortgage research","prompt":"I need the historical federal funds rate data — grab the FEDFUNDS series from FRED so I can understand how interest rates have moved and what it means for mortgage rates today."}],"resultDescription":"Returns a JSON object containing the source attribution (FRED), the series ID requested, and an info object with the time series data and metadata for the requested economic indicator.","failureModes":["Invalid or nonexistent FRED series ID returns an error or empty result","Missing required seriesId field causes a validation error","Network timeout if FRED upstream is slow or unavailable","Payment not processed (x402 payment required) blocks access","Rare series with restricted access may return no data"],"whenToPreferThis":"Choose this endpoint when you need programmatic access to any of FRED's 816,000+ macroeconomic time series (GDP, CPI, UNRATE, FEDFUNDS, etc.) and want a simple POST interface with a known series ID. It is ideal for economic research, financial analysis, dashboards, and AI agent workflows that need real macro data without setting up a direct FRED API integration.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-29T07:38:39.862Z","isFirstParty":false,"canonicalSlug":"fathom-macroeconomic-data-api-a4e69561"}