o4-mini

Model ● Covered in 7 stories + Follow

o4-mini is tracked in TLDRocket’s model dataset. Explore the recorded developments, relationships and supporting evidence below. Coverage reflects our monitored sources and may be incomplete.

Updated 12 September 2026

Specifications

No specifications recorded yet.

Latest developments

Market development: Sakana AI & OpenAI Sakana AI · 5 Market development: OpenAI & GPT-4o OpenAI · 9 months ago · 9 Market development: OpenAI & OpenAI o3 OpenAI · 1 year ago · 7 Market development: CodeRabbit & OpenAI OpenAI · 1 year ago · 8 Market development: OpenAI & o3 OpenAI · 1 year ago · 2 Model release: OpenAI & OpenAI o3 OpenAI · 1 year ago · 5 Model release: OpenAI & o3 OpenAI · 1 year ago · 7

Timeline

Month Quarter Year

July 2026

19 Jul Market development: Sakana AI & OpenAI

January 2026

29 Jan Market development: OpenAI & GPT-4o

May 2025

23 May Market development: OpenAI & OpenAI o3
22 May Market development: CodeRabbit & OpenAI
16 May Market development: OpenAI & o3

April 2025

Model release: OpenAI & OpenAI o3 Model release

16 Apr Model release: OpenAI & OpenAI o3
16 Apr Model release: OpenAI & o3

Relationships

Products & technology

OpenAI develops this model · 4 sources
CodeRabbit integrated with this model · 1 source