Claude Sonnet 5.5
validasserted
- Valid from
- 2026-09-28
- Valid until
- still holds
- Published
- 2026-09-28
- Recorded by AsOf
- 2026-10-31
- Checked
- 2026-10-31 · its source page states the value and the date
- Confidence
- 0.70
Sources
“September 28, 2026 Claude Sonnet 5.5 launch We just launched Claude Sonnet 5.5, the second model in our Claude 5.5 family.”— what the page says, read 2026-10-31
/claim/clm_D1A09315FDBF.md/v1/claims/clm_D1A09315FDBFtimelinesubmit a correction