Leak says Claude Opus 5 is set to launch today, with benchmark results near Fable 5
mcraddock · x · 2026-07-23
- A reposted leak says Claude Opus 5 is scheduled to launch today, likely Thursday in most time zones, unless Anthropic hits a last-minute delay.
- The same source says Anthropic had been aiming for a Thursday release, and that benchmark performance should be roughly comparable to Fable 5 but not better than it.
- The attached image also shows the Claude Opus 5 branding, reinforcing that this is about an imminent model launch.
Related event: Leaks suggest imminent release of Claude Opus 5 with UI screenshots(14 posts)→
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