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arbtrace_call

POST
/{apiKey}

Executes a call and returns the trace results. This is an Arbitrum-specific tracing method that works for pre-Nitro blocks (before block 22,207,815). For post-Nitro blocks, use Geth debug_* methods.

Path Parameters

stringrequireddefaults to docs-demo

For higher throughput, create your own API key

Request

objectrequired

The transaction call object containing call parameters such as from, to, gas, gasPrice, value, and data.

enum[]required

Array of trace types to return. Valid values: "trace", "vmTrace", "stateDiff".

Array of trace types to return (e.g., ["trace"]).

string or enumrequired

The block number as a hexadecimal string, or a block tag such as "latest", "earliest", or "pending".

Responses

200

The trace result object containing output, traces, and optional state diff and VM trace.

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