// Mistral AI
Mistral Medium 3.5
A Mistral AI model. 1 prices across 1 channels side by side, each with its source and check date – plus specs, licence, speed and benchmarks.
- Official in/out per 1M
- $1.5 / $7.5
- Lowest (official)
- $1.5 / $7.5
- Context
- 262K
- AA index
- 14.2
Prices checked 2026-10-10Official sources linked on every rowNo estimates
01Specs at a glance
Official values first; gaps filled from OpenRouter’s API where the vendor page is silent.
| Vendor | Mistral AI |
|---|---|
| Context window | 262K (262,144 tokens) |
| Max output | 210K |
| Input | Text · Image · File/PDF |
| Output | Text |
| Tool calling / JSON | Yes / Yes |
| Weights & licence | Closed · Proprietary (API only) |
| Released | Apr 30, 2026 (OpenRouter listing date) |
| Model IDs | mistral-medium-3.5 |
02Prices on 1 channels
Per 1M tokens, in the currency each source publishes (1 USD = 6.7 CNY for the blended column). Sorted: official first, then cheapest.
| Channel | Source | Input | Output | Cache hit | Blended $ | Context | Notes |
|---|---|---|---|---|---|---|---|
| Official Vendor API, billed in USD | Official 10-10 | $1.5 | $7.5 | $0.15 | 3 | 262K | Batch −50%Batch -50% (pricing FAQ) |
“Official” = vendor pricing page; “Platform” = the platform’s own pricing page; “OpenRouter” = price listed on OpenRouter, not checked on the platform’s site. Click a source tag to open the original page.
03Where you can use it
Derived only from the price sources above. Country restrictions are set by each vendor – check their terms before you sign up.
- Vendor API, billed in USD
Official
04Performance
Speed and AA index from Artificial Analysis public leaderboards (not our own tests); benchmark scores from our benchmark library, best result per benchmark.
- AA indexMistral Medium 3.5
- 14.2
- Output speed (median)
- 153 tok/s
- Time to first token
- 2.23s
- AA index per $ (blended)
- 4.73
| Benchmark | Best score | Source | Date |
|---|---|---|---|
| LMArena Text | 1426 | official | 2026-10-08 |
| LMArena WebDev | 1264 | official | 2026-10-08 |
| LMArena Vision | 1200 | official | 2026-10-02 |
05Price changes we recorded
All price changes →From our daily re-checks of the sources above.
No price change recorded since we started tracking (2026-10-10).
06More from Mistral AI
FAQ
How much does the Mistral Medium 3.5 API cost?
On the official pricing page: $1.5 / $7.5 per 1M input / output tokens, cached input $0.15 (checked 2026-10-10).
What is the context window of Mistral Medium 3.5?
262K tokens of context, up to 210K output tokens. Platforms may cap it lower – see the table.
Is Mistral Medium 3.5 open source?
No. It is only available through APIs and the vendor’s apps.