# clm_267ABC7B4B8C

subject: OpenAI (/record/openai.md)  
predicate: released  
value: o4-mini-deep-research  
valid_from: 2025-06-24  
valid_to: null  
published: 2025-06-24  
recorded: 2026-11-01  
confidence: 0.70  
status: valid  
assertable: true  
superseded_by: null  
last_updated: 2026-11-01  
checked: 2026-11-01 · its source page states the value and the date  

> Jun 24 Feature o3-deep-research o3-deep-research-2025-06-26 o4-mini-deep-research o4-mini-deep-research-2025-06-26 v1/responses Released o3-deep-research and o4-mini-deep-research , deep research variants of our o-series reasoning models

What https://developers.openai.com/api/docs/changelog#2025-06-24 says, word for word.

## Sources

- https://developers.openai.com/api/docs/changelog#2025-06-24 (primary, OpenAI, published 2025-06-24)

---

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