GPT-5.4 mini

Model ● Covered in 3 stories + Follow

GPT-5.4 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.

Specifications

No specifications recorded yet.

Latest developments

Model release: OpenAI & GPT-5.4 mini Last Week in AI · 7 months ago · 5 Market development: Gradient Labs & OpenAI OpenAI · 7 months ago · 6 Market development: OpenAI & GPT-5.4 OpenAI · 7 months ago · 9

Timeline

Month Quarter Year

April 2026

Model release: GPT-5.4 mini & GPT-5.4 nano Model release

1 Apr Model release: OpenAI & GPT-5.4 mini
1 Apr Market development: Gradient Labs & OpenAI

March 2026

17 Mar Market development: OpenAI & GPT-5.4

Relationships

Products & technology

OpenAI develops this model · 3 sources
Derived from GPT-5.4 · 1 source
Gradient Labs deploys this model · 1 source