The AI arena is free today

Open Superagent

DeepSeek-V2.5 vs Gemini 4 Carbon

Gemini 4 Carbon leads the LLM Stats Score 59.0 to 7.6.

DeepSeek · Google · Updated for 2026

Which is better?

Gemini 4 Carbon leads the overall LLM Stats Score 59.0 to 7.6, ranking #2 overall.

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

Choose DeepSeek-V2.5

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

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

At a glance

The differences that matter most.

DeepSeek-V2.5
DeepSeek
Gemini 4 Carbon
Google
Core performance indexes
LLM Stats Score
7.6
#317
59.0
#2
Reasoning
7.7
#312
54.9
#5
Coding
6.0
#223
48.1
#3
Cost, coverage & limits
Benchmark wins
—
—
Input price
$0.14 / M
— / M
Output price
$0.28 / M
— / M
Context window
8,192
—

Individual benchmarks

15 reported for DeepSeek-V2.5 · 16 for Gemini 4 Carbon

No common benchmarks found

DeepSeek-V2.5 and Gemini 4 Carbondon'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 DeepSeek-V2.5 specifies input context (8,192 tokens). Only DeepSeek-V2.5 specifies output context (8,192 tokens).

DeepSeek
DeepSeek-V2.5
Input8,192 tokens
Output8,192 tokens
Google
Gemini 4 Carbon
Input- tokens
Output- tokens
Fri Oct 30 2026 • llm-stats.com

Input capabilities

Documented input modalities across available providers

Gemini 4 Carbon supports multimodal inputs, whereas DeepSeek-V2.5 does not.

Gemini 4 Carbon can handle both text and other forms of data like images, making it suitable for multimodal applications.

DeepSeek-V2.5

Text
Images
Audio
Video

Gemini 4 Carbon

Text
Images
Audio
Video

License

Usage and distribution terms

DeepSeek-V2.5 is licensed under deepseek, while Gemini 4 Carbon uses a proprietary license.

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

DeepSeek-V2.5

deepseek

Open weights

Gemini 4 Carbon

Proprietary

Closed source

Release Timeline

When each model was launched

DeepSeek-V2.5 was released on 2024-05-08, while Gemini 4 Carbon was released on 2026-10-28.

Gemini 4 Carbon is 30 months newer than DeepSeek-V2.5.

DeepSeek-V2.5

May 8, 2024

2.5 years ago

Gemini 4 Carbon

Oct 28, 2026

-1 days ago

2.5yr newer

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 DeepSeek-V2.5 and Gemini 4 Carbon side-by-side, then vote on the output you prefer.

DeepSeek-V2.5
✓ Preferred
Gemini 4 Carbon
Open in Playground

FAQ

Common questions about DeepSeek-V2.5 vs Gemini 4 Carbon.

Which is better, DeepSeek-V2.5 or Gemini 4 Carbon?

Gemini 4 Carbon leads the LLM Stats Score 59.0 to 7.6. DeepSeek-V2.5 is made by DeepSeek and Gemini 4 Carbon is made by Google. The best choice depends on your use case — compare their capability indexes, individual benchmarks, pricing, and limits above.

How does DeepSeek-V2.5 compare to Gemini 4 Carbon in benchmarks?

DeepSeek-V2.5 scores GSM8k: 95.1%, MT-Bench: 90.2%, HumanEval: 89.0%, BBH: 84.3%, AlignBench: 80.4%. 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%.

What are the context window sizes for DeepSeek-V2.5 and Gemini 4 Carbon?

DeepSeek-V2.5 supports 8K tokens and Gemini 4 Carbon supports an unknown number of tokens. A larger context window lets you process longer documents, conversations, or codebases in a single request.

What are the main differences between DeepSeek-V2.5 and Gemini 4 Carbon?

Key differences include LLM Stats Score (7.6 vs 59.0), multimodal support (no vs yes), licensing (deepseek vs Proprietary). See the full comparison above for benchmark-by-benchmark results.

Who makes DeepSeek-V2.5 and Gemini 4 Carbon?

DeepSeek-V2.5 is developed by DeepSeek and Gemini 4 Carbon is developed by Google.

Related comparisons