Mistral in 2026: From Medium 3.5 to Large 4, and Le Chat Becomes Vibe
Everything that changed at Mistral AI in 2026: the summer lineup (Medium 3.5, Small 4, OCR 4, Voxtral), Le Chat becoming Vibe, Mistral Large 4, Voxtral 3 and Voice Agents, and autumn deprecations with their migration plan.
12 lessons About 1 h 30 min Intermediate
What you'll learn
- Position the 2026 Mistral lineup and choose a model suited to a workload
- Guide users through the transition from Le Chat to Vibe and its three modes
- Evaluate Mistral Large 4 and Voxtral 3 considering their preview status
- Identify removed or deprecated models in existing code and choose their replacement
- Plan a migration before the removals on April 30, 2027
Course details
- Who it's for
- Developers, engineers and integrators looking to leverage Mistral AI via API in their applications.
- Prerequisites
- Regular practice of a programming language, knowledge of REST APIs and JSON format.
- Length
- 1 h 30 min · 12 lessons
- Format
- 100% online self-paced course, accessible 24/7 from a browser. Progress saved, resume anytime. Estimated duration: 1 h 30 min.
- Assessment
- Practice exercises offered throughout the lessons. Each lesson ends with its Key takeaways, supporting self-assessment. A final quiz of 5 corrected questions, at the end of the last lesson, validates acquired knowledge.
- Accessibility
- Self-paced course accessible to people with disabilities: text content compatible with screen readers, keyboard navigation and compliant contrasts. For any adaptation needs, email [email protected].
- Price
- Free
- Recognition
- Certificate of completion issued by Corsen AI, verifiable online.
- Syllabus
- Download the syllabus (PDF)