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Claude Opus 4.8

Anthropic
3
1580
Elo Rating

LMSYS Chatbot Arena

1580
Elo Rating
#3
of 12 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 DateMay 28, 2026
LicenseProprietary
StatusFlagship Model

Raw Benchmarks

LMSYS Elo1580

Capabilities

Model CardVision

Data Sources

LMSYS Elo

Other Models from Anthropic

Claude Opus 4.7
100.0
Claude Sonnet 4
100.0