The AI arena is free today

Open Superagent

Gemini 4 Carbon vs Mistral Medium 3.5

Gemini 4 Carbon leads the LLM Stats Score 59.0 to 25.9.

Google · Mistral AI · Updated for 2026

Which is better?

Gemini 4 Carbon leads the overall LLM Stats Score 59.0 to 25.9, ranking #2 overall.

Based on current LLM Stats indexes, shared benchmarks, pricing, and model metadata for 2026.

Choose Gemini 4 Carbon

  • overall performance matters — it scores 59.0 and ranks #2 on LLM Stats
  • your work emphasizes reasoning and coding — it leads those capability indexes
  • you want the most recent training data — it shipped Oct 2026

Choose Mistral Medium 3.5

  • you need open weights you can self-host or fine-tune

At a glance

The differences that matter most.

Gemini 4 Carbon
Google
Mistral Medium 3.5
Mistral AI
Core performance indexes
LLM Stats Score
59.0
#2
25.9
#183
Reasoning
54.9
#5
26.2
#176
Coding
48.1
#3
23.7
#96
Agents
46.0
#2
7.5
#166
Cost, coverage & limits
Benchmark wins
—
—
Input price
— / M
$1.50 / M
Output price
— / M
$7.50 / M
Context window
—
256,000

Individual benchmarks

16 reported for Gemini 4 Carbon · 11 for Mistral Medium 3.5

No common benchmarks found

Gemini 4 Carbon and Mistral Medium 3.5don't have any common benchmark datasets to compare. They may have been evaluated on different testing suites.

Human preference

Blind head-to-head votes and playground preference scores

Context Window

Maximum input and output token capacity

Only Mistral Medium 3.5 specifies input context (256,000 tokens). Only Mistral Medium 3.5 specifies output context (256,000 tokens).

Google
Gemini 4 Carbon
Input- tokens
Output- tokens
Mistral AI
Mistral Medium 3.5
Input256,000 tokens
Output256,000 tokens
Sat Oct 31 2026 • llm-stats.com

Input capabilities

Documented input modalities across available providers

Both Gemini 4 Carbon and Mistral Medium 3.5 support multimodal inputs.

They are both capable of processing various types of data, offering versatility in application.

Gemini 4 Carbon

Text
Images
Audio
Video

Mistral Medium 3.5

Text
Images
Audio
Video

License

Usage and distribution terms

Gemini 4 Carbon is licensed under a proprietary license, while Mistral Medium 3.5 uses Modified MIT License.

License differences may affect how you can use these models in commercial or open-source projects.

Gemini 4 Carbon

Proprietary

Closed source

Mistral Medium 3.5

Modified MIT License

Open weights

Release Timeline

When each model was launched

Gemini 4 Carbon was released on 2026-10-28, while Mistral Medium 3.5 was released on 2026-04-29.

Gemini 4 Carbon is 6 months newer than Mistral Medium 3.5.

Gemini 4 Carbon

Oct 28, 2026

2 days ago

6mo newer
Mistral Medium 3.5

Apr 29, 2026

6 months ago

Knowledge Cutoff

When training data ends

Neither model specifies a knowledge cutoff date.

Unable to compare the recency of their training data.

No cutoff dates available

Outputs Comparison

Notice missing or incorrect data?

Judge for yourself.

Run your own prompts against Gemini 4 Carbon and Mistral Medium 3.5 side-by-side, then vote on the output you prefer.

Gemini 4 Carbon
✓ Preferred
Mistral Medium 3.5
Open in Playground

FAQ

Common questions about Gemini 4 Carbon vs Mistral Medium 3.5.

Which is better, Gemini 4 Carbon or Mistral Medium 3.5?

Gemini 4 Carbon leads the LLM Stats Score 59.0 to 25.9. Gemini 4 Carbon is made by Google and Mistral Medium 3.5 is made by Mistral AI. The best choice depends on your use case — compare their capability indexes, individual benchmarks, pricing, and limits above.

How does Gemini 4 Carbon compare to Mistral Medium 3.5 in benchmarks?

Gemini 4 Carbon scores Gray Swan IPI Benchmark: 100.0%, Vending-Bench 2: 100.0%, Graphwalks BFS >128k: 96.2%, WebDev Arena: 88.4%, SEC-bench Pro: 88.2%. Mistral Medium 3.5 scores COLLIE: 95.8%, Tau3 Telecom: 91.4%, AIME 2025: 86.3%, SWE-Bench Verified: 77.6%, Tau3 Retail: 76.1%.

What are the context window sizes for Gemini 4 Carbon and Mistral Medium 3.5?

Gemini 4 Carbon supports an unknown number of tokens and Mistral Medium 3.5 supports 256K tokens. A larger context window lets you process longer documents, conversations, or codebases in a single request.

What are the main differences between Gemini 4 Carbon and Mistral Medium 3.5?

Key differences include LLM Stats Score (59.0 vs 25.9), licensing (Proprietary vs Modified MIT License). See the full comparison above for benchmark-by-benchmark results.

Who makes Gemini 4 Carbon and Mistral Medium 3.5?

Gemini 4 Carbon is developed by Google and Mistral Medium 3.5 is developed by Mistral AI.

Related comparisons