# clm_77758623EE5F

subject: Claude (/record/claude.md)  
predicate: feature_added  
value: Token counting  
valid_from: 2024-11-01  
valid_to: null  
published: 2024-11-01  
recorded: 2026-11-15  
confidence: 0.70  
status: valid  
assertable: true  
superseded_by: null  
last_updated: 2026-11-15  
cite: AsOf. "Claude feature added: Token counting", as of 2024-11-01. Claim clm_77758623EE5F, https://asof.is/claim/clm_77758623EE5F, accessed 2026-11-15. Source: https://platform.claude.com/docs/en/release-notes/overview#2024-11-01.  
checked: 2026-11-15 · its source page states the value and the date, as read by an AI model  

> November 1, 2024 We’ve added PDF support for use with the new Claude Sonnet 3.5. Read more in PDF support . We’ve also added token counting, which allows you to determine the total number of tokens in a Message prior to sending it to Claude.

What https://platform.claude.com/docs/en/release-notes/overview#2024-11-01 says, word for word.

## Sources

- https://platform.claude.com/docs/en/release-notes/overview#2024-11-01 (primary, Anthropic, published 2024-11-01)

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