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

Model release Provisional 60% confidence first seen 1 April 2026, 08:07

Type: Model release
Status: Provisional
First seen: 1 April 2026, 08:07
Latest source: 2 April 2026, 15:03
Sources: 2

GPT-5.4 mini GPT-5.4 nano OpenAI ByteDance Cohere Cohere Transcribe Gemini 3.1 Flash Live Google Mamba-3 Meta Microsoft Mistral Mistral Small 4 NVIDIA SAM 3.1 Voxtral

Source coverage

1 Apr, 08:07 Model release: OpenAI & GPT-5.4 mini Last Week in AI 2 Apr, 15:03 Model release: Google & Gemini 3.1 Flash Live Deep Learning Weekly