Back to Rankings

claude-sonnet-4-5-20250929

Anthropic
9
1467
Elo Rating

LMSYS Chatbot Arena

1467
Elo Rating
#9
of 10 models

Elo rating from LMSYS Chatbot Arena, measuring model performance through head-to-head human preference comparisons.

View on LMSYS Arena

Model Info

VendorAnthropic
Release DateSep 29, 2025
LicenseProprietary

Raw Benchmarks

LMSYS Elo1467

Capabilities

Model CardVisionAudio

Data Sources

LMSYS Elo

Other Models from Anthropic

claude-opus-4-5-20251101-thinking-32k
96.8
claude-opus-4-5-20251101
95.6
claude-sonnet-4-5-20250929-thinking-32k
94.2