Record of a tool call that was executed during a step. Captures the full lifecycle: what was called, with what args, and what happened.
Arguments passed to the tool handler
Execution duration in milliseconds
Optional
Error message if the tool call failed
Result returned by the tool handler
Whether the tool call succeeded
Name of the tool that was called
Record of a tool call that was executed during a step. Captures the full lifecycle: what was called, with what args, and what happened.