Tau3-Bench Telecom: leaderboard

τ³-bench telecom domain: multimodal, knowledge-aware agentic customer service tasks. Upgraded from τ²-bench with improved task quality. From Sierra AI.

Metric: Pass@1 (%). Source: taubench.com. Status: saturated. 8 models tracked.

Top models

#ModelScore
1Qwen 3.5 397B A17B97.8
2Claude Opus 4.592.3
3Gemini 3 Flash91.2
4Gemini 3 Pro91
5GPT-5.289.7
6GLM-586.8
7Claude Sonnet 4.584.9

Interactive version: theaggregate.ai/benchmark?slug=tau3-bench-telecom · How It Works · Data refreshed daily, snapshot 2026-09-05.