{"uid":"cap_vTwVdm8x7lwfen1EeOBWq","slug":"japan-mof-fx-intervention-record-api-b365274c","name":"Japan MOF FX Intervention Record API","description":"Individual yen foreign-exchange intervention operations (date, amount, currency pair) from the Ministry of Finance's official record, 1991-present. Quarters with no intervention are simply absent from the list rather than zero-padded. Factual published data only; not investment advice or a signal to trade on.","url":"https://api.agentfeeds.jp/v1/jp/fx/intervention_record","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","description":"1-500, default 50 (most recent first)"},"since":{"type":"string","description":"optional ISO date lower bound"}}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.002","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":"$0.002/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.002","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.002","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_L_ApsKfxJ478A0K3G5kHL","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.002","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Retrieves individual yen foreign-exchange intervention operations (date, amount, currency pair) from Japan's Ministry of Finance official record, 1991 to present.","exampleAgentPrompt":"Pull the 100 most recent Japan Ministry of Finance yen foreign-exchange intervention records so I can see the dates, amounts, and currency pairs for each operation.","exampleUseCases":[{"title":"Researching Japan yen intervention history","prompt":"Can you fetch all Japan MOF FX intervention records since January 2010? I want to see the date, amount, and currency pair for each operation to build a timeline."},{"title":"Checking for recent yen intervention","prompt":"Has Japan's Ministry of Finance intervened in the yen recently? Get me the last 10 FX intervention operations from the official MOF record."},{"title":"Academic macro study on intervention frequency","prompt":"I need the full Japan MOF foreign-exchange intervention history going back to 1991 — up to 500 records — so I can analyze how often and at what scale the government has acted to stabilize the yen."}],"resultDescription":"A list of individual FX intervention operation records from Japan's Ministry of Finance, each containing the date of the operation, the monetary amount intervened, and the currency pair involved. Quarters with no intervention are absent from results rather than zero-padded. Results are returned most-recent-first and can be filtered by a lower-bound date and limited in count.","failureModes":["Invalid 'since' date format returns an error — must be ISO date string","'limit' outside 1-500 range may be rejected or clamped","No results returned for date ranges with no recorded interventions (not an error, just an empty list)","Payment failure via x402 if insufficient USDC balance","Network timeout for very large result sets"],"whenToPreferThis":"Choose this endpoint when you need authoritative, official MOF-sourced records of Japan's yen FX intervention operations with exact dates and amounts, especially for historical analysis from 1991 onward. Prefer over general financial data APIs when you specifically need Japan government intervention data rather than market price data or third-party estimates.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T19:02:24.918Z","isFirstParty":false}