Anthropic Models Inject Undocumented Args in edit Tool, Hard to Reproduce
mitsuhiko · x · 2026-07-04
Developer mitsuhiko reported that a small number of users have noticed Anthropic models injecting extra parameters outside their original definitions when calling the edit tool, though he has been unable to reproduce the issue himself. This could be an inconsistent behavior under specific conditions or a potential bug. The cause remains unknown but has sparked concern within the developer community.
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