Claude · default modelClaude 2.1

superseded

Superseded: a later claim replaced it.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

Valid from: 2023-11-21
Valid until: 2024-03-04
Published: 2023-11-21
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 Sonnet

Sources

“Claude 2.1 is available now in our API, and is also powering our chat interface at claude.ai for both the free and Pro tiers.”— what the page says, read 2026-11-04

Introducing Claude 2.1primary · anthropic.com · 2023-11-21
Introducing the next generation of Claudeprimary · anthropic.com · 2024-03-04

Supersedes

Claude 22023-07-11 to 2023-11-21 · clm_4DE505E72B96

/claim/clm_BA7B44818BA4.md /v1/claims/clm_BA7B44818BA4 timeline submit a correction