{"uid":"cap__OKpEAA7EF4RJeOO2kwzW","slug":"bls-core-cpi-changes-feed-6f1ff0f5","name":"BLS Core CPI Changes Feed","description":"New Bureau of Labor Statistics prints of core CPI (less food & energy), with the value, period, and month-over-month change.","url":"https://oracles-production.up.railway.app/v1/econ-core-cpi/changes","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","properties":{"limit":{"type":"integer","maximum":500,"minimum":1},"since":{"type":"string","format":"date-time","description":"Only changes detected after this ISO-8601 instant"},"min_significance":{"type":"integer","maximum":10,"minimum":1,"description":"Keep only changes scored at least this"}}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object","properties":{"count":{"type":"integer"},"source":{"type":"string"},"changes":{"type":"array","items":{"type":"object","properties":{"type":{"type":"string"},"title":{"type":"string"},"detail":{"type":"object"},"summary":{"type":"string"},"entityId":{"type":"string"},"sourceUrl":{"type":["string","null"],"description":"Primary-source link for verification"},"detectedAt":{"type":"string","format":"date-time"},"significance":{"type":"integer","maximum":10,"minimum":1},"effectiveDate":{"type":["string","null"]}}}}}}}}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.05","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":"$0.05/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.05","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.05","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_CPUWRf0v0SG58MU15gy9A","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.05","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns new Bureau of Labor Statistics prints of core CPI (less food & energy) with value, period, and month-over-month change detection.","exampleAgentPrompt":"Show me any new BLS core CPI prints detected since January 1, 2025 with a significance score of at least 5 — I want to see the value, period, and month-over-month change.","exampleUseCases":null,"resultDescription":"A JSON array of core CPI change events, each with a type, title, summary, detail object, significance score (1-10), effective date, detected timestamp, and a primary-source URL linking back to BLS for verification. Also includes a count and source identifier.","failureModes":["Invalid since datetime format returns 400 validation error","limit out of range (not 1-500) returns 400","min_significance out of range (not 1-10) returns 400","No new CPI prints available returns empty changes array with count 0","Payment not provided or insufficient returns 402","BLS data source unavailable may return 503 or stale data"],"whenToPreferThis":"Use this endpoint when you need structured, change-detected BLS core CPI (less food & energy) data with significance scoring and primary-source links — particularly for monitoring inflation trends, alerting on new prints, or building economic dashboards. Prefer this over raw BLS API access when you want pre-processed change detection, significance ranking, and a consistent JSON schema.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T18:57:28.140Z","isFirstParty":false}