Tools: decode a stack trace or a Solidity revert

Stack trace decoderPaste a trace. Known errors resolve from the index; unknown ones get an AI diagnosis.

EVM error selector lookupDecode 4-byte selectors and revert data into Solidity custom errors.

Compare errorsSide-by-side entries for the pairs people confuse.

Lookup APIResolve an error code to its fix from a script, a CI check or an agent.