Claude Opus 5.5 tops Parallel's search capability leaderboard

Parallel Web Systems @p0Originally posted 2026.09.24

Open original on X

Claude Opus 5.5 takes the #1 spot on Parallel's Search Capability Leaderboard, with a +4.3 gain over the second-highest score from Opus 5. https://t.co/z6xAEhhMHg https://t.co/EUbJStUPsT

This post quotes another post: “Anthropic releases Claude Opus 5.5 model”