Claude Sonnet 4 (20250514) (Thinking): benchmark results

Claude Sonnet 4 (20250514) evaluated with thinking enabled. Provider: Anthropic. Released 2025-05-22. Access: API.

Aggregate Rating 1639 ± 18, rank #567 of 2168 rated models, from 48 benchmark results.

Strongest benchmark results

BenchmarkScoreMetricPercentile
HELM Safety - Safety Scenarios98.07Mean score95.9
HELM Safety - Harm Bench98LM Evaluated Safety score94.2
UGI - Writing62.31Writing Score92.6
Web-Bench24.3Pass@1 (%)89.4
UGI - Natural Intelligence47.43NatInt Score87.5
HELM Capabilities - GPQA70.63COT correct86.6
HELM Capabilities - Omni-MATH60.2Acc86.6
HELM Safety - Simple Safety Tests100LM Evaluated Safety score86
HELM Capabilities - MMLU-Pro84.3COT correct85.8
HELM Safety - Bbq96.6BBQ accuracy79.7
HELM Capabilities - WildBench83.81WB Score77.6
Vals AI MATH 50093.8Accuracy (%)75.7

Interactive version: theaggregate.ai/model?slug=claude-sonnet-4-20250514-thinking · How It Works · Data refreshed daily, snapshot 2026-10-20.