{"uid":"cap_oS79zAZco_m5MjjdeZ3Jh","slug":"x402-data-bazaar-vercel-app-cb9b4c52","name":"BLS CPI-U Monthly History","description":"Consumer Price Index (CPI-U) -- All Items, US City Average. Monthly values with history. Optional ?years=10 (default 5).","url":"https://x402-data-bazaar.vercel.app/api/bls/cpi","method":"GET","headers":{},"bodySchema":{"type":"object","properties":{"years":{"type":"string","description":"How many years of monthly history to return"}}},"responseSchema":{"data":{"latest":{"year":"2026","value":326.785,"period":"February"},"history":[{"year":"2026","value":326.785,"period":"February"},{"year":"2026","value":325.252,"period":"January"}],"seriesId":"CUUR0000SA0"},"source":"Bureau of Labor Statistics","success":true},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.008","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"unknown","requiresHandshake":false,"reviewCount":0,"rating":{"score":"0.00","successRate":"0.00","reviews":0,"stars":null,"state":"unrated"},"availabilityStatus":"down","priceObserved":null,"sessionDeposit":null,"pricing":{"kind":"static","summary":"$0.008/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.008","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.008","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_FukFGTdrw9KUIsqmRpxV0","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.008","costPer":"request","priority":0,"asset":null,"unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns Consumer Price Index (CPI-U, All Items, US City Average) monthly values with historical data going back a configurable number of years","exampleAgentPrompt":"Pull me the last 10 years of monthly CPI-U all-items data for the US city average from the Bureau of Labor Statistics so I can see how consumer prices have trended.","exampleUseCases":null,"resultDescription":"Returns a JSON object with the latest CPI-U value (year, period/month, numeric value), a chronological array of monthly CPI-U readings for the requested history window, and the BLS series ID (CUUR0000SA0). Source is attributed to the Bureau of Labor Statistics.","failureModes":["Invalid or non-numeric 'years' parameter may return an error or default to 5 years","BLS upstream data unavailability could cause stale or failed responses","Requesting far more years than available data may silently truncate the history array","Payment not sent or insufficient USDC balance returns 402 Payment Required"],"whenToPreferThis":"Use this endpoint when you need official US Consumer Price Index (CPI-U, All Items) monthly data sourced directly from the Bureau of Labor Statistics, especially for inflation tracking, economic analysis, cost-of-living calculations, or historical price comparisons. Prefer this over scraping BLS directly since it wraps BLS data in a clean JSON API with configurable history depth.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T12:57:27.343Z","isFirstParty":false}