Mistral: Mistral Medium 3.5
Mistral Medium 3.5 from MistralAI is a versatile language model capable of processing text, images, and files, with a context length of up to 262,144 tokens. It supports tools and reasoning, making it suitable for complex tasks that require interaction or analysis beyond simple text comprehension. This model should be considered by users who need a robust solution across multiple input types and moderate reasoning capabilities, but are willing to pay the higher price point. With a benchmark blended score of 52.3, it competes well in general language tasks, though its performance is strongest in coding with an impressive score of 77.4. Given its pricing at $1.5 per million input tokens and $7.5 per million output tokens, Mistral Medium 3.5 offers value for those requiring advanced modalities and tool support.
Benchmark results
Independent, published benchmarks. Blended score 52.3 across 3 benchmarks, last refreshed 2026-08-13. How scoring works →
| Benchmark | Measures | Score |
|---|---|---|
| AI Index | broad capability composite | 50.1 |
| AI Index Coding | software engineering tasks | 77.4 |
| AI Index Agentic | multi-step tool-using tasks | 31.7 |
- Model ID
- mistralai/mistral-medium-3-5
- Vendor
- mistralai
- Released
- April 2026
- Tokenizer
- Mistral
- Input Modalities
- text, image, file
- Output Modalities
- text
- Max Output
- default
- Tool Calling
- ✓ supported
- Structured Output
- ✓ supported
- Reasoning Mode
- ✓ supported
- Vision
- ✓ accepts images
- Audio
- no
- Moderated
- no
What it costs in practice
Computed from the current $1.50/M input and $7.50/M output rates. Run your own numbers →
| Job | Tokens | Cost |
|---|---|---|
| Summarize a 50-page report | 30k in / 1.5k out | $0.06 |
| Classify 1,000 customer emails | 500k in / 50k out | $1.12 |
| A month of a busy support chatbot | 5M in / 2M out | $22.50 |
Similar models
Mistral: Mistral Small 4
Mistral: Mistral Large 3 2512
Mistral: Ministral 3 14B 2512
Mistral: Ministral 3 8B 2512
Mistral: Mistral Small 3.2 24B
Mistral: Codestral 2508
Quick answers
- How much does Mistral: Mistral Medium 3.5 cost?
- $1.50 per million input tokens and $7.50 per million output tokens.
- What is Mistral: Mistral Medium 3.5's context window?
- 262,144 tokens, roughly 393 pages of text in a single request.
- Does Mistral: Mistral Medium 3.5 support tool calling?
- It supports tool calling, structured output, a reasoning mode.
- Can Mistral: Mistral Medium 3.5 process images?
- Yes, it accepts image input.