SEC.03 / LLM Research
IBM's Retail Agent Hits 67.5% on τ²-bench Without Fine-Tuning: What Memory-Based Agents Mean for Teams
IBM Research's retail agent with learned guidelines ranks first on τ²-bench at 67.5% Pass^4 without fine-tuning. How to read the result, the split caveat, the held-out airline evidence, and what it means for teams on hosted models.