Mistral Medium 3.5
Alias mistral-medium-latest (version v26.04). Official card lists 2 more aliases not verified. Batch API supported (OpenRouter batch $0.75/$3.75). Knowledge cutoff not published.
- Context window
- 256,000 tokens
- Input
- text, image
- Output
- text
- License
- modified-mit
- Pricing
- input: $1.5 · output: $7.5 (per 1M tokens (USD)) source
- Verified
- 2026-09-29
How to call it
| Provider | Model id | Endpoint / URL | Docs |
|---|---|---|---|
| Mistral API | mistral-medium-3-5 | https://api.mistral.ai/v1/chat/completions | docs |
| OpenRouter | mistralai/mistral-medium-3-5 | openrouter.ai/mistralai/mistral-medium-3-5 | — |
| Hugging Face | — | huggingface.co/mistralai/Mistral-Medium-3.5-128B | — |
| Web app | — | chat.mistral.ai | — |
Notable capabilities (2)
- One model replacing Devstral 2 and Magistral: Frontier-class multimodal model for agentic and coding use; Mistral names it the replacement for deprecated Devstral 2 (deprecated 2026-05-22). source
- Open-weight 128B dense with vision: 128B dense weights on Hugging Face under a modified MIT license, 256K context, built-in tools and Agents/Conversations API support. source
Mistral's current frontier model for coding agents, reasoning and vision.
curl https://api.mistral.ai/v1/chat/completions -H "Authorization: Bearer $MISTRAL_API_KEY" -H "Content-Type: application/json" \
-d '{"model":"mistral-medium-3-5","messages":[{"role":"user","content":"Hello"}]}'
Sources: https://docs.mistral.ai/models/overview , https://docs.mistral.ai/models/model-cards/mistral-medium-3-5-26-04
Other Mistral AI models
Mistral OCR 4.1 · Voxtral TTS · Mistral Small 4 · Voxtral Transcribe 2 (Mini Transcribe V2 + Voxtral Realtime) · Mistral Large 3 · Codestral 25.08 · Voxtral Small · Robostral Navigate