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Tau-Bench

Tau-squared Benchmark

Tool-augmented NLP tasks with pass@N evaluation

🤖 Agentic / Tool Use
Best: 80.3%
7 Models Evaluated
Champion

Claude Opus 4.6

Anthropic

91.9%

Best Score

Model Rankings

All models ranked by score on Tau-Bench. Scores are relative to the best score of 80.3%.

#ModelProviderScorevs Best
1Claude Opus 4.6
Elo 1503
Anthropic
91.9%
Best
2Claude Sonnet 4.6
Elo 1460
Anthropic
91.7%
+11.4%
3Qwen 3.5
Elo 1450
Alibaba
86.7%
+6.4%
4Gemini 3.1 Pro
Elo 1492
Google
85.3%
+5.0%
5MiMo-V2-Flash
Elo 1393
Xiaomi
80.3%
+0.0%
6Claude Opus 4.7
Elo 1500
Anthropic
70.2%
-10.1%
7DeepSeek V4 Pro (Max)DeepSeek
67.9%
-12.4%

Score Distribution

Claude Opus 4.6
91.9%
Claude Sonnet 4.6
91.7%
Qwen 3.5
86.7%
Gemini 3.1 Pro
85.3%
MiMo-V2-Flash
80.3%
Claude Opus 4.7
70.2%
DeepSeek V4 Pro (Max)
67.9%

Run This Benchmark

Learn how to evaluate your own models on Tau-Bench.

Tau-Bench is a standardized benchmark for evaluating AI model capabilities.

To run this benchmark on your own models, visit the official benchmark page or leaderboard for detailed instructions, code, and evaluation scripts.

Data compiled from official model cards, public leaderboards, and independent evaluations.