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Function Calling on Tau-bench (τ²)

88.74Average AccuracyGLM-5.1
83.22884.65986.0987.521Jun 13, 2026

Evaluation results

MethodLinks
GLM-5.12026.0688.7485.098299.12
Claude Opus-4.62026.0687.7381.882.599.3
Claude Opus-4.72026.0685.9381.888.587.5
Gemini 3.1-Pro2026.0684.4283.7776.599.3
Kimi-K2.62026.0684.2872.158298.68
Ring-2.6-1Tvariant=high2026.0684.2678.077896.71
OpenAI GPT-5.42026.0683.6374.3480.596.05
Ring-2.6-1Tvariant=xhigh2026.0683.4477.8577.594.96