AI model releases in April 2026

The confirmed release record for April 2026, grouped by provider and linked to the primary source used for each date.

25 confirmed releases17 providersData through Apr 30, 2026How releases are confirmed

April 2026

25 releases across 17 providers

Confirmed releases

Release	Provider	Confirmed	Evidence	BenchLM
April 2026· 25 releases
Grok 4.3	xAI	Apr 30, 2026Exact day	OpenRouter	Benchmarks
Deepgram Flux Multilingual	Deepgram	Apr 29, 2026Exact day	Deepgram	Benchmarks
Mistral Medium 3.5 128B	Mistral	Apr 29, 2026Exact day	Mistral AI	Benchmarks
Nemotron 3 Nano Omni	NVIDIA	Apr 28, 2026Exact day	NVIDIA Technical Blog	Benchmarks
Laguna2 model variants	Poolside	Apr 28, 2026Exact day	Poolside	Benchmarks
GPT Audio 1.5	OpenAI	Apr 23, 2026Exact day	OpenAI	Benchmarks
GPT-5.5 and GPT-5.5 Pro2 model variants	OpenAI	Apr 23, 2026Exact day	OpenAI	Benchmarks
Hy3 Preview	Tencent	Apr 23, 2026Exact day	Tencent Hugging Face	Benchmarks
Grok Voice Think Fast 1.0	xAI	Apr 23, 2026Exact day	xAI	Benchmarks
MiMo-V2.5 and MiMo-V2.5-Pro2 model variants	Xiaomi	Apr 22, 2026Exact day	Xiaomi	Benchmarks
Qwen3.6-27B	Alibaba	Apr 21, 2026Exact day	Qwen Hugging Face	Benchmarks
Ling 2.6 Flash	InclusionAI	Apr 21, 2026Exact day	OpenRouter	Benchmarks
Qwen 3.6 Max Preview	Alibaba	Apr 20, 2026Exact day	Qwen	Benchmarks
Kimi 2.6	Moonshot AI	Apr 20, 2026Exact day	Kimi Tech Blog	Benchmarks
Claude Opus 4.72 model variants	Anthropic	Apr 16, 2026Exact day	Anthropic announcement	Benchmarks
Ternary Bonsai3 model variants	Prism ML	Apr 16, 2026Exact day	Prism ML	Benchmarks
Qwen3.6-35B-A3B	Alibaba	Apr 15, 2026Exact day	Qwen Hugging Face	Benchmarks
Gemini 3.1 Flash TTS Preview	Google	Apr 15, 2026Exact day	Google	Benchmarks
LFM2.5-VL-450M	LiquidAI	Apr 8, 2026Exact day	Liquid AI	Benchmarks
Muse Spark	Meta	Apr 8, 2026Exact day	Meta AI	Benchmarks
Claude Mythos Preview	Anthropic	Apr 7, 2026Exact day	Anthropic Project Glasswing	Benchmarks
GLM 5.1	Z.AI	Apr 7, 2026Exact day	Z.AI	Benchmarks
Qwen3.6 Plus	Alibaba	Apr 2, 2026Exact day	Qwen	Benchmarks
Gemma 44 model variants	Google	Apr 2, 2026Exact day	Google	Benchmarks
GLM-5V-Turbo	Z.AI	Apr 2, 2026Exact day	Z.AI (Zhipu)	Benchmarks

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