feat(agent): harden agent loop against unknown tools and tool failures#4525

Open

benym wants to merge 10 commits intoalibaba:mainfrom

benym:feat_unknowTool

Commits on Mar 17, 2026

feat: implement UnknownToolGuard to handle unknown tool requests and prevent infinite loops
benym
committed

Commits on Mar 19, 2026

feat: enhance UnknownToolGuard to manage final-answer mode and prevent tool call loops
benym
committed

Commits on Mar 20, 2026

feat: update UnknownToolGuard to terminate immediately in final-answer mode without tool execution
benym
committed

Commits on Mar 27, 2026

feat: implement ToolExecutionFailureFinalAnswerInterceptor and refactor UnknownToolFinalAnswerInterceptor to extend it
benym
committed

Commits on Mar 28, 2026

refactor: extraction tools call abstract class of guard hooks
benym
committed

Commits on Mar 29, 2026

feat: set default ToolExecutionFailureGuardHook on ReactAgent
benym
committed

Commits on Mar 30, 2026

Commits on Mar 31, 2026

test: add test note
benym
committed

Commits on Apr 1, 2026

feat: enhance ToolCallGuard hooks with self-repair retry configuration and custom messages
benym
committed