Claude Opus 5.5 Spotted on Anthropic's Website, Tuesday Release Looking Likely
ResultBackground2450 · reddit · 2026-09-22
A Reddit user spotted what appears to be Claude Opus 5.5 listed on Anthropic's official website, fueling speculation that the new model could launch as soon as Tuesday. Anthropic has not confirmed anything yet — treat as an unverified sighting.
Related event: Rumors: Anthropic's Opus 5.5 in stealth testing, Tuesday launch odds rise(11 posts)→
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