# clm_8AAA55A54154

subject: GPT-4o (/record/gpt-4o.md)  
predicate: feature_added  
value: gpt-4o-2024-08-06 fine-tuning  
valid_from: 2024-08-20  
valid_to: null  
published: 2024-08-20  
recorded: 2026-11-08  
confidence: 0.70  
status: valid  
assertable: true  
superseded_by: null  
last_updated: 2026-11-08  
cite: AsOf. "GPT-4o feature added: gpt-4o-2024-08-06 fine-tuning", as of 2024-08-20. Claim clm_8AAA55A54154, https://asof.is/claim/clm_8AAA55A54154, accessed 2026-11-09. Source: https://developers.openai.com/api/docs/changelog#2024-08-20.  
checked: 2026-11-08 · its source page states the value and the date  

> Aug 20 Feature gpt-4o v1/fine_tuning GA release for gpt-4o-2024-08-06 fine-tuning —all API users can now fine-tune the latest GPT-4o model.

What https://developers.openai.com/api/docs/changelog#2024-08-20 says, word for word.

## Sources

- https://developers.openai.com/api/docs/changelog#2024-08-20 (primary, OpenAI, published 2024-08-20)

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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.