Mistral Medium 3.5

Open weights Active Multimodal Dense mistral-medium-3-5

128B dense open-weight multimodal model merging instruct, reasoning and coding, modified MIT license.

Released
Apr 28, 2026
Context window
262K tokens
Max output
Not disclosed
Parameters
128B
Input price
$1.50 per 1M
Output price
$7.50 per 1M

Prices are first-party list prices in USD at the standard tier. Last verified Oct 30, 2026.

Pricing

Launch priceApr 28, 2026
$1.50 in / $7.50 out
Current price since Apr 28, 2026
$1.50 in / $7.50 out
Cached input $0.15 per 1M

Specifications

Developer
Mistral AI
Model type
Multimodal
Architecture
Dense
Parameters
128B
Input
Text Image
Output
Text
Knowledge cutoff
Not disclosed
License
Modified MIT
API access
First-party API
Capabilities
Agentic Coding Flagship Long context Reasoning Vision