{"uid":"cap_bSMaUT1pBCaeG-81ZQp5Y","slug":"the-stall-fred-query-federal-reserve-economic-data-series-lookup-a20a23df","name":"The Stall FRED Query — Federal Reserve Economic Data Series Lookup","description":"Domain-agnostic x402 capability chassis by IntuiTek¹. 300 AI-callable data services — pay USDC on Base mainnet. No accounts or API keys required.","url":"https://the-stall.intuitek.ai/cap/fred-query","method":"GET","headers":{},"bodySchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input"],"properties":{"input":{"type":"object","required":["type","method"],"properties":{"type":{"type":"string","const":"http"},"method":{"enum":["GET"],"type":"string"},"queryParams":{"type":"object","required":["series_id"],"properties":{"limit":{"type":"integer","default":12,"maximum":60,"minimum":1,"description":"Number of most recent observations to return (1–60). Default: 12."},"series_id":{"type":"string","description":"FRED series ID (case-insensitive). Examples: M2SL (M2 money supply), WALCL (Fed balance sheet), PAYEMS (nonfarm payrolls), ISRATIO (inventory/sales ratio), TRUCKD11 (truck tonnage), T10YIE (10Y breakeven inflation), VIXCLS (VIX). Find series at fred.stlouisfed.org."}}}},"additionalProperties":false}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.021","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":"$0.021/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.021","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.021","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_LzQKmxHt37ww2N5yNyWAp","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.021","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Fetches recent observations from any FRED economic data series by series ID, returning time-series data points paid per-call in USDC via x402.","exampleAgentPrompt":"Pull the last 20 observations of M2 money supply (FRED series M2SL) so I can see recent money supply trends.","exampleUseCases":[{"title":"Monitor Fed balance sheet expansion","prompt":"Fetch the last 24 observations of the Fed's balance sheet from FRED — the WALCL series — so I can track how total assets have changed recently."},{"title":"Track nonfarm payroll trends","prompt":"Get me the 15 most recent readings for nonfarm payrolls from FRED (series PAYEMS) so I can see how the labor market has been moving."},{"title":"Check breakeven inflation expectations","prompt":"Pull the last 12 data points for 10-year breakeven inflation from FRED using series T10YIE — I want to see where inflation expectations are trending."}],"resultDescription":"Returns an array of up to 60 (default 12) most recent observations from the requested FRED series, each containing a date and numeric value, allowing the agent to analyze economic trends, compute changes, or surface the latest reading.","failureModes":["Invalid or unknown series_id returns an error — verify the exact FRED series ID at fred.stlouisfed.org","Limit out of range (below 1 or above 60) returns a validation error","Payment failure or insufficient USDC balance on Base mainnet causes a 402 rejection","Transient upstream FRED API unavailability may cause timeouts or 5xx errors"],"whenToPreferThis":"Choose this endpoint when an agent needs programmatic, pay-per-call access to any of the thousands of FRED economic time-series (monetary aggregates, labor market indicators, inflation measures, financial stress indices, etc.) without requiring API keys or account registration. Prefer it over direct FRED API calls when operating in an x402 payment context on Base mainnet, or when simplifying credential management in an autonomous agent workflow.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T06:45:51.847Z","isFirstParty":false}