Under the hood
Useful2 Signal2
Tool errors can now be rendered with knowledge of the original request, not just the error text.
What's wrong with this entry?
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What
The transcript now hands the tool's input and the list of active agents to the tool-error renderer, so an error can be displayed with knowledge of the original request rather than only its error text.
Evidence
renderToolUseErrorMessage
Strings lifted out of the shipped bundle, so the claim above can be checked against them.