Claude · default modelClaude 3 Sonnet

Superseded: a later claim replaced it. It was the record's answer for the dates it held.

Valid from

2024-03-04

Valid until

2024-06-21

Published

2024-03-04

Recorded by AsOf

2026-11-04

Checked

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

Confidence

0.95

Replaced by

Claude 3.5 Sonnet

Sources

“Sonnet is powering the free experience on claude.ai, with Opus available for Claude Pro subscribers.”— what the page says, read 2026-11-04

• Introducing the next generation of Claudeprimary · anthropic.com · 2024-03-04
• Introducing Claude 3.5 Sonnetprimary · anthropic.com · 2024-06-21

Supersedes

• Claude 2.12023-11-21 to 2024-03-04 · clm_BA7B44818BA4

/claim/clm_F56FF5CB2BA0.md/v1/claims/clm_F56FF5CB2BA0timelinesubmit a correction