# Mistral launches open-source Mistral Large 4, details AI roadmap > Source: > Published: 2026-10-06 20:28:53+00:00 # Mistral launches open-source Mistral Large 4, details AI roadmap By Maria DeutscherSource: [SiliconANGLE](https://siliconangle.com) [Mistral](https://www.machinebrief.com/glossary/mistral) AI SAS today opened access to Mistral Large 4, its most capable [large language model](https://www.machinebrief.com/glossary/large-language-model) to date. On launch, the [LLM](https://www.machinebrief.com/glossary/llm) is available in public preview through the company’s cloud platform. Mistral plans to release the model’s weights later this month. Mistral Large 4 features a [mixture of experts](https://www.machinebrief.com/glossary/mixture-of-experts) architecture with 1 trillion parameters. […] The post [Mistral launches open-source Mistral Large 4, details AI roadmap](https://siliconangle.com/2026/10/06/mistral-launches-open-source-mistral-large-4-details-ai-roadmap/) appeared first on [SiliconANGLE](https://siliconangle.com). Get AI news in your inbox Daily digest of what matters in AI.