Invocation-Level Reliability of Tool-Using Agents

arXiv:2608.26189 · cs.AI, cs.CL, cs.LG · Submitted 2026-08-23 · Read on arXiv

cs.AI, cs.CL, cs.LG

Submitted: 2026-08-23

Updated: 2026-08-23

Terminology

• Benchmark — 8× in this paper · explained in 2 episodes
• Accuracy — 5× in this paper · explained in 1 episode
• Benchmarking — 2× in this paper · explained in 3 episodes
• Hallucination — 2× in this paper · explained in 3 episodes
• Robustness — 2× in this paper · explained in 5 episodes
• Ablation — 1× in this paper · explained in 1 episode
• Aggregation — 1× in this paper · explained in 1 episode
• Alignment — 1× in this paper · explained in 1 episode
• Anti-correlation — 1× in this paper · explained in 3 episodes
• Berkeley Function Calling Leaderboard — 1× in this paper
• Core — 1× in this paper · explained in 2 episodes
• Deferral — 1× in this paper · explained in 2 episodes
• LLM judge — 1× in this paper · explained in 2 episodes
• Trace — 1× in this paper · explained in 2 episodes

Sources

• Gorilla: Large Language Model Connected with Massive APIs
• Towards Reliable Benchmarking: A Contamination Free, Controllable Evaluation Framework for Multi-step LLM Function Calling
• Hammer: Robust Function-Calling for On-Device Language Models via Function Masking
• Internal Representations as Indicators of Hallucinations in Agent Tool Selection

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