{"uid":"cap_LqJ2XZiyXrR8_pnCbTJ_i","slug":"blockscout-fhe-operations-for-transaction-fd8de008","name":"Blockscout FHE Operations for Transaction","description":"Explore crypto activities with Blockscout's multichain search. Find transactions, addresses, tokens, and dapps across top blockchain networks — your go-to explorer for cross-chain blockchain data","url":"https://api.blockscout.com/%7Bchain_id%7D/api/v2/transactions/%7Btransaction_hash_param%7D/fhe-operations","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","HEAD","DELETE"],"type":"string"},"pathParams":{"type":"object","properties":{"chain_id":{"type":"string"},"transaction_hash_param":{"type":"string"}}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"responseSchema":{"type":"json","example":{"items":[{}],"total_hcu":0,"max_depth_hcu":0,"operation_count":0}},"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__aTH9ndUva5KWeH6FY6BB","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 Fully Homomorphic Encryption (FHE) operations associated with a specific transaction on a given blockchain network via Blockscout","exampleAgentPrompt":"Can you pull up the FHE operations for transaction 0x3a7b...f9c2 on chain ID 8008135 using Blockscout, and tell me the total HCU used and how many operations were performed?","exampleUseCases":[{"title":"Audit FHE compute cost of transaction","prompt":"I need to see how many FHE operations and what total HCU was consumed by transaction 0xd4e5...b1a0 on the Fhenix network — can you look that up on Blockscout?"},{"title":"Debug encrypted computation depth","prompt":"Can you check the max depth HCU and operation breakdown for transaction 0x9f3c...2d81 on chain 8008135? I'm trying to understand if the FHE computation tree is too deep."},{"title":"Monitor FHE usage across transactions","prompt":"For transaction 0x1a2b...9f3e on chain 42069, fetch all the FHE operations from Blockscout so I can log the operation count and HCU totals for our usage dashboard."}],"resultDescription":"Returns a JSON object containing an array of FHE operation items, the total homomorphic compute units (HCU) consumed, the maximum depth HCU, and the total operation count for the specified transaction","failureModes":["Invalid or non-existent transaction hash returns empty or error response","Unsupported chain_id returns 404 or no results","Transaction exists but has no FHE operations — returns empty items array with zero counts","Network timeout on heavily loaded chain nodes","Malformed transaction hash causes bad request error"],"whenToPreferThis":"Use this endpoint when you need to inspect or audit Fully Homomorphic Encryption (FHE) operations within a specific blockchain transaction, particularly on FHE-enabled chains like Fhenix. It is the go-to choice when you need HCU cost analysis, operation depth profiling, or debugging encrypted computation within a transaction, as opposed to general transaction data retrieval.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-12T00:54:46.564Z","isFirstParty":false}