Claude Opus 5
validasserted
- Valid from
- 2026-07-24
- Valid until
- still holds
- Published
- 2026-07-24
- Recorded by AsOf
- 2026-10-31
- Checked
- 2026-10-31 · its source page states the value and the date
- Confidence
- 0.70
Sources
“July 24, 2026 Claude Opus 5 launch We launched Claude Opus 5, a thoughtful and proactive model that comes close to the frontier intelligence of Claude Fable 5 at half the price.”— what the page says, read 2026-10-31
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