Mistral Launches Medium 3: Powerful New AI Model for Businesses

French AI startup Mistral has unveiled its latest artificial intelligence model, Mistral Medium 3, designed to serve the needs of enterprise users.

The new model is being hailed as a powerful, cost-effective solution that outperforms models like Claude Sonnet 3.7 and GPT-4o on numerous benchmarks.

What’s New in Mistral Medium 3?

Mistral Medium 3 is optimized for enterprise applications, offering:

• Strong performance in coding tasks and multimodal understanding.
• Hybrid or on-premise deployment options for secure environments.
• Custom post-training capabilities to fit specific business needs.
• Seamless integration into existing enterprise tools and workflows.
• Mistral claims that the new Medium 3 brings a new class of models that balances state-of-the-art performance, is 8x lower in cost, and offers simple deployability to accelerate enterprise usage. 

New AI Assistant: Le Chat Enterprise

Alongside the model, Mistral introduced Le Chat Enterprise, an AI assistant that includes an agent builder and supports full integration with enterprise applications.

This tool is designed to help organizations implement AI across their operations more effectively.

Benchmark Performance

Mistral Medium 3 has delivered impressive results on key benchmarks:

• Instruction following (ArenaHard): 97.1%
• Math reasoning (Math500): 91%
• Long context processing (RULER 32K): 96%

How to Access It

The model is available via:

• API access through Mistral’s own platform, La Plateforme.
• Amazon SageMaker, allowing integration into AWS environments

Background

Mistral, a fast-growing newcomer in the AI space, has previously launched models like Mistral 7B (a lightweight, open-weight model), Mixtral 8x7B (a mixture-of-experts model for enhanced performance), and earlier versions of Mistral Medium tailored for enterprise use.

With the release of Mistral Medium 3, the company steps into the realm of frontier-level AI—offering top-tier performance while staying practical for real-world business needs.

News Gist

French AI startup Mistral has launched Mistral Medium 3, a cost-effective enterprise AI model that outperforms Claude Sonnet 3.7 and GPT-4o.

It excels in coding, multimodal tasks, and long-context understanding. With deployment flexibility and the new Le Chat Enterprise assistant, it’s built for seamless enterprise integration and advanced customization.