Mistral Medium 3.5 API pricing
Official Mistral list price, last checked Oct 29, 2026. Updated Oct 29, 2026.
Mistral Medium 3.5 costs $1.50 per 1M input tokens and $7.50 per 1M output tokens, cached input at $0.15, and a 256K-token context window, per Mistral's official pricing page (checked Oct 29, 2026). It's a premium-priced model: number 57 of 77 by blended price ($3 per 1M tokens at a 3 to 1 input to output mix). On LMArena's Code Arena it ranks #48 of 50 models we price (relative score 0 out of 100). Cheaper pick: MiMo-V2.6 Flash scores 36 against 0 on the same board at $0.175 blended, 17.1x less.
Mistral Medium 3.5 price per million tokens
| Mistral Medium 3.5 price per million tokens | USD |
|---|---|
| Input | $1.50 |
| Cached input | $0.15 |
| Output | $7.50 |
| Blended, 3 parts input to 1 part output | $3 |
| Context window | 256K tokens |
Mistral lists one flat rate for Mistral Medium 3.5: no long-prompt surcharge or tier is shown on the pricing page we checked.
What Mistral Medium 3.5 costs for real work
List-price estimates for a month, no discounts. Our math, not a quote: change the token counts in the plan vs API calculator.
| Workload | Tokens a month | Mistral Medium 3.5 | Qwen3.8 Max | DeepSeek V4.1 Flash |
|---|---|---|---|---|
| Light: a side project or personal assistant | 2M in, 0.5M out | $6.75 | $7.00 | $1.20 |
| Medium: a small team or one product feature | 20M in, 5M out | $67.50 | $70.00 | $12.00 |
| Heavy: a production app | 200M in, 50M out | $675 | $700 | $120 |
| Medium with 80% of input cached | 20M in (16M cached), 5M out | $45.90 | n/a | $7.30 |
How Mistral Medium 3.5 ranks on LMArena
Relative score: 100 is the top model we price on that board. Rank is among the models in our price table, not the full leaderboard.
| Board | Rank | Score /100 |
|---|---|---|
| Coding (Code Arena) | #48 of 50 | 0 |
| Chat (Text Arena) | #44 of 51 | 0 |
| Creative writing (Text Arena creative writing) | #42 of 51 | 0 |
| Roleplay and characters (Text Arena multi-turn) | #43 of 51 | 0 |
| Reasoning and math (Text Arena math) | #43 of 51 | 0 |
| Vision (Vision Arena) | #33 of 33 | 0 |
| Cheap bulk and agents (Agent Arena) | #34 of 34 | 11 |
Closest rivals to Mistral Medium 3.5
The models nearest in price, other makers first. Ranks are on Code Arena, where we have them.
| Model | In / out | Blended | Verdict |
|---|---|---|---|
| Qwen3.8 Max | $2 / $6 | $3 | Qwen3.8 Max wins: same price, higher score. Compare |
| Qwen3.8 2.4T-A95B | $2 / $6 | $3 | Same price, no score to separate them. Compare |
| Grok 4.7 | $2 / $6 | $3 | Grok 4.7 wins: same price, higher score. Compare |
| Qwen3.7 Max | $2.50 / $7.50 | $3.75 | Mistral Medium 3.5 wins: cheaper, same score. Compare |
Cheaper alternatives to Mistral Medium 3.5
At least 40% cheaper blended, best LMArena score first.
| Model | In / out | Blended | Verdict |
|---|---|---|---|
| DeepSeek V4.1 Flash | $0.30 / $1.20 | $0.525 | DeepSeek V4.1 Flash wins on both. Compare |
| MiMo-V2.6 Flash | $0.14 / $0.28 | $0.175 | MiMo-V2.6 Flash wins on both. Compare |
| Hunyuan Hy4 Preview | $0.834 / $2.50 | $1.25 | Hunyuan Hy4 Preview wins on both. Compare |
More from Mistral
FAQ
How much does the Mistral Medium 3.5 API cost per million tokens?
$1.50 per 1M input tokens and $7.50 per 1M output tokens, plus $0.15 per 1M for cached input, as of Oct 29, 2026. A typical 3 to 1 input to output mix works out to $3 per 1M tokens.
Does Mistral Medium 3.5 charge more for long prompts?
No. Mistral lists a single rate on its pricing page.
Is Mistral Medium 3.5 cheaper than Qwen3.8 Max?
Yes. A medium month (20M input and 5M output tokens) costs $67.50 on Mistral Medium 3.5 and $70.00 on Qwen3.8 Max at list price. On Code Arena, Mistral Medium 3.5 ranks #48 and Qwen3.8 Max #10.
How does Mistral Medium 3.5 rank on LMArena?
On Code Arena it is #48 of 50 models we price, with a relative score of 0 out of 100. It ranks on 7 of 8 boards we track.
What is a cheaper alternative to Mistral Medium 3.5?
DeepSeek V4.1 Flash costs $0.30 in and $1.20 out per 1M tokens, about 5.7x less blended, and scores 46 on Code Arena against 0 for Mistral Medium 3.5.
Where does this Mistral Medium 3.5 price come from?
From Mistral's official pricing page, which we check every day. This page was last checked Oct 29, 2026.