Mistral Medium 3.5

Mistral Medium 3.5 is Mistral AI’s Frontier model focused on agentic workflows and coding. With 128 billion parameters, the model operates with a context window of 256,000 tokens and supports multimodal inputs for text and image. Available as an Open Weights model under a Modified MIT license for local use or via cloud API, from a European provider environment with GDPR compliance.

Mistral AI Version 3.5 Commercial use permitted Dense 128 B (128 B active) 256 K Context 12/2025 $1.5 / $7.5 per 1M

  • Open Weights
  • Server
  • Mistral AI
  • Text
  • Vision
  • Instruction-Tuned
  • Real-Time

Sovereign Risk: LOW Mistral AI is headquartered in France. As an EU company, the storage and access to the weights are not subject to US CLOUD Act provisions or Chinese security laws.

Key metrics

Score · Latency · Cost · Quality

Total Score Silver
74.19
Routine
45.41
Reasoning
28.78

Rank #35

LLM Judge Avg
3.72
100 Coverage
Avg Task Duration
5.86
Real-Time
Token Rate
105.74
Output Rate
P95 Latency
14.48
Top 5 %
Total Tokens
61000
Output Volume
Cost per 1K
$0.0075
USD / 1K Requests
Benchmark Cost
$0.46
Total · 61000 tok

Benchmark modules

10 modules · weighted · vs. model median & top performer

Mistral Medium 3.5 Best model Ø All models
Code Quality 74.76
CLI Benchmark 90.67
Logical Reasoning 69.57
UX Writing 76.59
Documentation 67.07
Content Transform. 76.88
Cultural Intelligence 75.32
Synthesis Quality 59.17
Tool Execution 90
ToolUse Score 70.88
Benchmark Cost $0.46

Token efficiency & latency

Consumption per module vs. model median

Token consumption per module

Performance profile