Model Comparison

DeepSeek R1 Zero vs Grok-4

Grok-4 significantly outperforms across most benchmarks.

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Performance Benchmarks

Comparative analysis across standard metrics

2 benchmarks

DeepSeek R1 Zero outperforms in 0 benchmarks, while Grok-4 is better at 2 benchmarks (GPQA, LiveCodeBench).

Grok-4 significantly outperforms across most benchmarks.

Fri Apr 10 2026 • llm-stats.com

Arena Performance

Human preference votes

Pricing Analysis

Price comparison per million tokens

Cost data unavailable.

Lowest available price from all providers
Fri Apr 10 2026 • llm-stats.com
DeepSeek
DeepSeek R1 Zero
Input tokens$0.00
Output tokens$0.00
Best providerUnknown Organization
xAI
Grok-4
Input tokens$3.00
Output tokens$15.00
Best providerxAI
Notice missing or incorrect data?Start an Issue→

Context Window

Maximum input and output token capacity

Only Grok-4 specifies input context (256,000 tokens). Only Grok-4 specifies output context (8,000 tokens).

DeepSeek
DeepSeek R1 Zero
Input- tokens
Output- tokens
xAI
Grok-4
Input256,000 tokens
Output8,000 tokens
Fri Apr 10 2026 • llm-stats.com

Input Capabilities

Supported data types and modalities

Grok-4 supports multimodal inputs, whereas DeepSeek R1 Zero does not.

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

DeepSeek R1 Zero

Text
Images
Audio
Video

Grok-4

Text
Images
Audio
Video

License

Usage and distribution terms

DeepSeek R1 Zero is licensed under MIT, while Grok-4 uses a proprietary license.

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

DeepSeek R1 Zero

MIT

Open weights

Grok-4

Proprietary

Closed source

Release Timeline

When each model was launched

DeepSeek R1 Zero was released on 2025-01-20, while Grok-4 was released on 2025-07-09.

Grok-4 is 6 months newer than DeepSeek R1 Zero.

DeepSeek R1 Zero

Jan 20, 2025

1.2 years ago

Grok-4

Jul 9, 2025

9 months ago

5mo newer

Knowledge Cutoff

When training data ends

Grok-4 has a documented knowledge cutoff of 2024-12-31, while DeepSeek R1 Zero's cutoff date is not specified.

We can confirm Grok-4's training data extends to 2024-12-31, but cannot make a direct comparison without DeepSeek R1 Zero's cutoff date.

DeepSeek R1 Zero

—

Grok-4

Dec 2024

Outputs Comparison

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Key Takeaways

DeepSeek
Has open weights
xAI
Larger context window (256,000 tokens)
Supports multimodal inputs
Higher GPQA score (87.5% vs 73.3%)
Higher LiveCodeBench score (79.0% vs 50.0%)
DeepSeekDeepSeek R1 Zero
xAIGrok-4
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Detailed Comparison

AI Model Comparison Table
Feature
DeepSeek
DeepSeek R1 Zero
xAI
Grok-4

FAQ

Common questions about DeepSeek R1 Zero vs Grok-4

Grok-4 significantly outperforms across most benchmarks. DeepSeek R1 Zero is made by DeepSeek and Grok-4 is made by xAI. The best choice depends on your use case — compare their benchmark scores, pricing, and capabilities above.
DeepSeek R1 Zero scores MATH-500: 95.9%, AIME 2024: 86.7%, GPQA: 73.3%, LiveCodeBench: 50.0%. Grok-4 scores AIME 2025: 91.7%, HMMT25: 90.0%, GPQA: 87.5%, LiveCodeBench: 79.0%, Humanity's Last Exam: 40.0%.
DeepSeek R1 Zero supports an unknown number of tokens and Grok-4 supports 256K tokens. A larger context window lets you process longer documents, conversations, or codebases in a single request.
Key differences include multimodal support (no vs yes), licensing (MIT vs Proprietary). See the full comparison above for benchmark-by-benchmark results.
DeepSeek R1 Zero is developed by DeepSeek and Grok-4 is developed by xAI.