{"uid":"cap_2SQa3TsOf9bnUjZu48sOH","slug":"fathom-macroeconomic-data-search-api-96fb6d44","name":"Fathom Macroeconomic Data Search API","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/search","method":"POST","headers":{},"bodySchema":{"type":"object","required":["query"],"properties":{"limit":{"type":"string","description":"Max results (default: 10)"},"query":{"type":"string","description":"Search keywords (e.g. 'inflation rate', 'housing starts')"}}},"responseSchema":{"type":"object","required":["source"],"properties":{"count":{"type":"number"},"query":{"type":"string"},"series":{"type":"array","items":{"type":"object"}},"source":{"type":"string"}}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.06","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":"$0.06/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.06","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.06","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_8lk13JpuFQyBaooMPbRMz","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.06","costPer":"request","priority":0,"asset":null,"unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Searches 816,000+ FRED-powered economic time series by keyword and returns matching macroeconomic indicators","exampleAgentPrompt":"Search the FRED macroeconomic database for time series related to 'housing starts' and give me the top 5 results.","exampleUseCases":[{"title":"Inflation research data discovery","prompt":"Find me economic time series related to inflation rate or CPI — I want to see what data is available in FRED for a research report."},{"title":"Unemployment trend analysis setup","prompt":"Search for unemployment rate time series in the macroeconomic database so I can pull historical data for the US labor market."},{"title":"Interest rate indicator lookup","prompt":"What FRED economic series are available for federal funds rate or interest rates? Show me up to 10 results."}],"resultDescription":"Returns a JSON object containing the original query string, total count of matched series, data source attribution (FRED), and an array of matching economic time series objects with metadata about each series.","failureModes":["Missing required 'query' parameter returns validation error","Empty or overly broad query may return low-quality or irrelevant series","Limit parameter ignored if not a valid string-encoded integer","Series array may be empty if no matching indicators exist for niche queries","Payment failure via x402 protocol blocks request before processing"],"whenToPreferThis":"Choose this endpoint when you need to discover or search across a massive catalog of macroeconomic and government statistical time series, especially US economic indicators sourced from FRED. Ideal for research agents, financial analysis workflows, or any task requiring discovery of GDP, inflation, unemployment, interest rate, or other macroeconomic data series by keyword before fetching specific values.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T18:48:25.741Z","isFirstParty":false}