{"uid":"cap_2BHAmKjy7y_VkAlY4Bd6l","slug":"fathom-macroeconomic-data-api-fred-search-13f1e0bf","name":"Fathom Macroeconomic Data API — FRED Search","description":"Free macroeconomic data API powered by FRED. 816,000+ economic time series. GDP, inflation, unemployment, interest rates, and more.","url":"https://fredfathom.vercel.app/api/search?utm_source=zero.xyz","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_0TZM6a9JD8UP4S29vDy0-","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":"Search 816,000+ FRED economic time series by keyword to retrieve macroeconomic data on GDP, inflation, unemployment, interest rates, and more.","exampleAgentPrompt":"Search the FRED macroeconomic database for time series related to 'US inflation rate' and return up to 5 matching series.","exampleUseCases":[{"title":"Inflation trend research for report","prompt":"I'm writing an economic brief — can you search the FRED database for 'CPI inflation' and show me the top 5 time series available?"},{"title":"Unemployment data for recession model","prompt":"Find me FRED time series for US unemployment rate — I need the top 10 results so I can pick the right dataset for my recession forecasting model."},{"title":"Housing market indicator discovery","prompt":"Search FRED for 'housing starts' economic data and return the top 8 matching series — I want to see what's available before I pull the actual numbers."}],"resultDescription":"Returns a JSON object with the matched economic time series array (each item containing series metadata such as ID, title, frequency, units, and description), total match count, the echoed query string, and the data source identifier (FRED).","failureModes":["Missing required 'query' field returns validation error","Empty or overly broad query may return irrelevant or too many series","Misspelled economic terms may yield zero results","'limit' passed as non-string may cause type errors","Downstream FRED API unavailability causes 503 or empty response","Query too narrow may return zero matching series"],"whenToPreferThis":"Choose this endpoint when you need to discover or search FRED economic time series by keyword before retrieving specific data. It is ideal for agents that need to explore what macroeconomic indicators are available (e.g., GDP variants, CPI measures, regional unemployment) before committing to a specific series ID. Prefer this over direct FRED API access when you want a lightweight, pre-built search layer with micropayment support via x402.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-12T00:31:16.830Z","isFirstParty":false,"canonicalSlug":"fathom-macroeconomic-data-api-fred-search-13f1e0bf"}