Claude 3 Sonnet · retiredclaude-3-sonnet-20240229

Valid from

2025-07-21

Valid until

still holds

Published

no source on record carries a date

Recorded by AsOf

2026-11-04

Checked

2026-11-04 · its source page states the value and the date

Confidence

0.95

Sources

“July 21, 2025 claude-3-sonnet-20240229 claude-sonnet-5-5”— what the page says, read 2026-11-04

• https://platform.claude.com/docs/en/about-claude/model-deprecationsprimary · platform.claude.com

/claim/clm_7A0BF69A4663.md/v1/claims/clm_7A0BF69A4663timelinesubmit a correction