# AI model releases in April 2026

22 confirmed releases from 17 providers.

| Confirmed | Provider | Release | Models | Evidence |
|---|---|---|---|---|
| Apr 30, 2026 | xAI | Grok 4.3 | [Grok 4.3](https://benchlm.ai/models/grok-4-3) | [OpenRouter](https://openrouter.ai/api/v1/models) |
| Apr 29, 2026 | Deepgram | Deepgram Flux Multilingual | [Deepgram Flux Multilingual](https://benchlm.ai/models/deepgram-flux-multilingual) | [Deepgram](https://developers.deepgram.com/docs/flux) |
| Apr 29, 2026 | Mistral | Mistral Medium 3.5 128B | [Mistral Medium 3.5 128B](https://benchlm.ai/models/mistral-medium-3-5-128b) | [Mistral AI](https://mistral.ai/news/vibe-remote-agents-mistral-medium-3-5) |
| Apr 28, 2026 | NVIDIA | Nemotron 3 Nano Omni | [Nemotron 3 Nano Omni 30B A3B](https://benchlm.ai/models/nemotron-3-nano-omni-30b-a3b) | [NVIDIA Technical Blog](https://developer.nvidia.com/blog/nvidia-nemotron-3-nano-omni-powers-multimodal-agent-reasoning-in-a-single-efficient-open-model/) |
| Apr 28, 2026 | Poolside | Laguna | [Laguna M.1](https://benchlm.ai/models/laguna-m-1), [Laguna XS.2](https://benchlm.ai/models/laguna-xs-2) | [Poolside](https://poolside.ai/blog/laguna-a-deeper-dive) |
| Apr 23, 2026 | OpenAI | GPT Audio 1.5 | [GPT Audio 1.5](https://benchlm.ai/models/gpt-audio-1-5) | [OpenAI](https://developers.openai.com/api/docs/models/gpt-audio-1.5) |
| Apr 23, 2026 | OpenAI | GPT-5.5 and GPT-5.5 Pro | [GPT-5.5](https://benchlm.ai/models/gpt-5-5), [GPT-5.5 Pro](https://benchlm.ai/models/gpt-5-5-pro) | [OpenAI](https://openai.com/index/introducing-gpt-5-5/) |
| Apr 23, 2026 | Tencent | Hy3 Preview | [Hy3 Preview](https://benchlm.ai/models/hy3-preview) | [Tencent Hugging Face](https://huggingface.co/tencent/Hy3-preview) |
| Apr 22, 2026 | Xiaomi | MiMo-V2.5 and MiMo-V2.5-Pro | [MiMo-V2.5-Pro](https://benchlm.ai/models/mimo-v2-5-pro), [MiMo-V2.5](https://benchlm.ai/models/mimo-v2-5) | [Xiaomi](https://mimo.xiaomi.com/mimo-v2-5-pro) |
| Apr 21, 2026 | Alibaba | Qwen3.6-27B | [Qwen3.6-27B](https://benchlm.ai/models/qwen3-6-27b) | [Qwen Hugging Face](https://huggingface.co/Qwen/Qwen3.6-27B) |
| Apr 21, 2026 | InclusionAI | Ling 2.6 Flash | [Ling 2.6 Flash](https://benchlm.ai/models/ling-2-6-flash) | [OpenRouter](https://openrouter.ai/inclusionai/ling-2.6-flash/api) |
| Apr 20, 2026 | Alibaba | Qwen 3.6 Max Preview | [Qwen 3.6 Max (preview)](https://benchlm.ai/models/qwen3-6-max-preview) | [Qwen](https://qwen.ai/blog?id=qwen3.6-max-preview) |
| Apr 20, 2026 | Moonshot AI | Kimi 2.6 | [Kimi 2.6](https://benchlm.ai/models/kimi-2-6) | [Kimi Tech Blog](https://www.kimi.com/blog/kimi-k2-6) |
| Apr 16, 2026 | Anthropic | Claude Opus 4.7 | [Claude Opus 4.7](https://benchlm.ai/models/claude-opus-4-7), [Claude Opus 4.7 (Adaptive)](https://benchlm.ai/models/claude-opus-4-7-adaptive) | [Anthropic announcement](https://www.anthropic.com/news/claude-opus-4-7) |
| Apr 16, 2026 | Prism ML | Ternary Bonsai | [Ternary Bonsai 8B](https://benchlm.ai/models/ternary-bonsai-8b), [Ternary Bonsai 4B](https://benchlm.ai/models/ternary-bonsai-4b), [Ternary Bonsai 1.7B](https://benchlm.ai/models/ternary-bonsai-1-7b) | [Prism ML](https://prismml.com/news/ternary-bonsai) |
| Apr 15, 2026 | Alibaba | Qwen3.6-35B-A3B | [Qwen3.6-35B-A3B](https://benchlm.ai/models/qwen3-6-35b-a3b) | [Qwen Hugging Face](https://huggingface.co/Qwen/Qwen3.6-35B-A3B) |
| Apr 8, 2026 | LiquidAI | LFM2.5-VL-450M | [LFM2.5-VL-450M](https://benchlm.ai/models/lfm2-5-vl-450m) | [Liquid AI](https://www.liquid.ai/blog/lfm2-5-vl-450m) |
| Apr 8, 2026 | Meta | Muse Spark | [Muse Spark](https://benchlm.ai/models/muse-spark) | [Meta AI](https://ai.meta.com/blog/introducing-muse-spark-msl/) |
| Apr 7, 2026 | Anthropic | Claude Mythos Preview | [Claude Mythos Preview](https://benchlm.ai/models/claude-mythos-preview) | [Anthropic Project Glasswing](https://www.anthropic.com/glasswing) |
| Apr 7, 2026 | Z.AI | GLM 5.1 | [GLM 5.1](https://benchlm.ai/models/glm-5-1) | [Z.AI](https://z.ai/blog/glm-5.1) |
| Apr 2, 2026 | Alibaba | Qwen3.6 Plus | [Qwen3.6 Plus](https://benchlm.ai/models/qwen3-6-plus) | [Qwen](https://qwen.ai/blog?id=qwen3.6) |
| Apr 2, 2026 | Google | Gemma 4 | [Gemma 4 31B](https://benchlm.ai/models/gemma-4-31b), [Gemma 4 26B A4B](https://benchlm.ai/models/gemma-4-26b-a4b), [Gemma 4 E4B](https://benchlm.ai/models/gemma-4-e4b), [Gemma 4 E2B](https://benchlm.ai/models/gemma-4-e2b) | [Google](https://blog.google/innovation-and-ai/technology/developers-tools/gemma-4/) |

Canonical page: https://benchlm.ai/model-updates/releases/april-2026