Mistral Medium 3.5
FrontierVisionToolsMistral · Released April 2026
Mistral Medium 3.5 is a dense 128B instruction-following model from Mistral AI. It supports text and image inputs with text output, and is designed for agentic workflows, coding, and complex...
It belongs to Mistral's catalog, which spans Medium (capability), Small and Ministral (efficiency) and dedicated code models, all with European data-residency roots.
Facts and pricing
- Provider
- Mistral
- Context window
- 262K tokens
- Input price
- 16.5 credits / 1M tokens ($1.50 raw)
- Output price
- 82.5 credits / 1M tokens ($7.50 raw)
- Vision (image input)
- Yes
- Tool calling
- Yes
- Extended reasoning
- No
Credits are what Zeplik bills: 1 credit = $0.10, computed from the raw provider rate with a 1.10x margin. Raw prices shown per 1M tokens.
Try Mistral Medium 3.5 now
What Mistral Medium 3.5 is best for
- Hard problems where answer quality matters more than cost: strategy, analysis, difficult writing
- Long documents: the 262K-token window holds lengthy reports, contracts or papers whole
- Working with images: screenshots, charts, photos and scanned documents alongside text
- Tool use and agents: reliably calls functions, so it can search, run skills and drive workflows
Example prompts
Prompts that suit a frontier model like Mistral Medium 3.5:
- Review this business plan and give me the three hardest questions an investor would ask
- Rewrite this announcement so it lands with both engineers and executives
- I am choosing between two job offers, help me think through the tradeoffs
- Draft a technical design doc for a rate limiter, including failure modes
Mistral family
| Model | Context | Input cr/M | Output cr/M | Released |
|---|---|---|---|---|
| Mistral Medium 3.5 | 262K | 16.5 | 82.5 | April 2026 |
| Mistral Small 4 | 262K | 1.7 | 6.6 | March 2026 |
| Devstral 2 2512 | 262K | 4.4 | 22.0 | December 2025 |
| Ministral 3 14B 2512 | 262K | 2.2 | 2.2 | December 2025 |
| Ministral 3 8B 2512 | 262K | 1.7 | 1.7 | December 2025 |
| Ministral 3 3B 2512 | 131K | 1.1 | 1.1 | December 2025 |
| Mistral Large 3 2512 | 262K | 5.5 | 16.5 | December 2025 |
| Voxtral Small 24B 2507 | 32K | 1.1 | 3.3 | October 2025 |
| Mistral Medium 3.1 | 131K | 4.4 | 22.0 | August 2025 |
| Codestral 2508 | 256K | 3.3 | 9.9 | August 2025 |
Compare Mistral Medium 3.5
Frequently asked questions
- What is Mistral Medium 3.5?
- Mistral Medium 3.5 is an AI model by Mistral. Mistral Medium 3.5 is a dense 128B instruction-following model from Mistral AI. It supports text and image inputs with text output, and is designed for agentic workflows, coding, and complex...
- How much does Mistral Medium 3.5 cost on Zeplik?
- Input tokens cost 16.5 credits per million and output tokens 82.5 credits per million (1 credit = $0.10; the raw provider rates are $1.50 and $7.50 per million). New accounts start with free credits.
- How long can a conversation with Mistral Medium 3.5 be?
- Mistral Medium 3.5 has a 262K-token context window (262,144 tokens), which covers the conversation plus any documents you attach.
- Does Mistral Medium 3.5 support images and tools?
- Mistral Medium 3.5 accepts image input and supports tool calling.
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