# clm_39952E45D6C7

subject: OpenAI (/record/openai.md)  
predicate: feature_added  
value: temperature  
valid_from: 2024-03-29  
valid_to: null  
published: 2024-03-29  
recorded: 2026-11-10  
confidence: 0.70  
status: valid  
assertable: true  
superseded_by: null  
last_updated: 2026-11-10  
cite: AsOf. "OpenAI feature added: temperature", as of 2024-03-29. Claim clm_39952E45D6C7, https://asof.is/claim/clm_39952E45D6C7, accessed 2026-11-11. Source: https://developers.openai.com/api/docs/changelog#2024-03-29.  
checked: 2026-11-10 · its source page states the value and the date  

> March, 2024 Mar 29 Update Added support for temperature and assistant message creation in the Assistants API

What https://developers.openai.com/api/docs/changelog#2024-03-29 says, word for word.

## Sources

- https://developers.openai.com/api/docs/changelog#2024-03-29 (primary, OpenAI, published 2024-03-29)

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AsOf is a temporal fact ledger: a structured, dated, sourced record of what is true and what changed, built for AI retrieval.