# clm_E6D59A90B884

subject: Claude (/record/claude.md)  
predicate: default_model  
value: [Claude Sonnet 4](/record/claude-sonnet-4.md)  
valid_from: 2025-05-22  
valid_to: 2025-09-29  
published: 2025-05-22  
recorded: 2026-11-04  
confidence: 0.95  
status: superseded  
assertable: true  
superseded_by: clm_50F23B443136  
last_updated: 2026-11-04  
checked: 2026-11-04 · its source page states the value and the date  

> Pro, Max, Team, and Enterprise Claude plans include both models and extended thinking, with Sonnet 4 also available to free users.

What https://www.anthropic.com/news/claude-4 says, word for word.

## Sources

- https://www.anthropic.com/news/claude-4 (primary, Anthropic, published 2025-05-22)
- https://support.claude.com/en/articles/12138966-release-notes (primary, Anthropic (news))

## Supersedes

- [Claude](/record/claude.md) | default_model | [Claude 3.7 Sonnet](/record/claude-3-7-sonnet.md) | valid 2025-02-24 to 2025-05-22 | conf 0.95 | superseded | superseded_by [clm_E6D59A90B884](/claim/clm_E6D59A90B884.md) | [clm_328D98B8AB9E](/claim/clm_328D98B8AB9E.md)

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