{"slug":"mpp-tracefast-xyz-api-v1-chains-1-transactions-hash-storage-362434","title":"TraceFast live Ethereum data","host":"mpp.tracefast.xyz","method":"GET","resource":"https://mpp.tracefast.xyz/api/v1/chains/1/transactions/:hash/storage-writes","category":"code","description":"TraceFast live Ethereum data: every contract storage slot a transaction wrote, in execution order — which contract's storage, which frame wrote it (with the address whose code ran, which on a `delegatecall` is not the storage owner), the slot, the value written, and the value the slot held before wh","price_listed":0.2,"price_asked":0.2,"state":"answering","state_label":"Answering","checks_7d":1,"answered_7d":1,"latency_ms_median":20,"reported_calls_30d":1,"reported_payers_30d":1,"networks":["eip155:8453"],"badge":"unverified","paid_checks_7d":0,"paid_ok_7d":0,"example_input":{"method":"GET","pathParams":{"hash":"0x0e646d1b52758cafe4eca236972927be572053491217fa08751d3958a1e30f0a"},"queryParams":{"limit":"10"},"type":"http"},"output_schema":{"properties":{"input":{"properties":{"method":{"enum":["GET"],"type":"string"},"pathParams":{"type":"object"}},"required":["method"]}}},"history":[{"day":"2026-10-01","reachable":true,"status":402,"valid_402":true,"asked_usdc":0.2,"price_match":true,"latency_ms":20,"error":null}],"description_full":"TraceFast live Ethereum data: every contract storage slot a transaction wrote, in execution order — which contract's storage, which frame wrote it (with the address whose code ran, which on a `delegatecall` is not the storage owner), the slot, the value written, and the value the slot held before where that can be established. Path: hash. Query: limit, cursor (see docs). Docs: https://docs.tracefast.xyz/api/transaction-storage-writes.md","last_updated":"2026-10-01T12:54:01.879Z","schemes":["exact"]}