Model Comparison

GPT-4o vs DeepSeek R1 Zero

DeepSeek R1 Zero significantly outperforms across most benchmarks.

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Performance Benchmarks

Comparative analysis across standard metrics

2 benchmarks

GPT-4o outperforms in 0 benchmarks, while DeepSeek R1 Zero is better at 2 benchmarks (AIME 2024, GPQA).

DeepSeek R1 Zero significantly outperforms across most benchmarks.

Mon May 25 2026 • llm-stats.com

Arena Performance

Human preference votes

Context Window

Maximum input and output token capacity

Only GPT-4o specifies input context (128,000 tokens). Only GPT-4o specifies output context (16,384 tokens).

OpenAI
GPT-4o
Input128,000 tokens
Output16,384 tokens
DeepSeek
DeepSeek R1 Zero
Input- tokens
Output- tokens
Mon May 25 2026 • llm-stats.com

Input Capabilities

Supported data types and modalities

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

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

GPT-4o

Text
Images
Audio
Video

DeepSeek R1 Zero

Text
Images
Audio
Video

License

Usage and distribution terms

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

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

GPT-4o

Proprietary

Closed source

DeepSeek R1 Zero

MIT

Open weights

Release Timeline

When each model was launched

GPT-4o was released on 2024-08-06, while DeepSeek R1 Zero was released on 2025-01-20.

DeepSeek R1 Zero is 6 months newer than GPT-4o.

GPT-4o

Aug 6, 2024

1.8 years ago

DeepSeek R1 Zero

Jan 20, 2025

1.3 years ago

5mo 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?Start an Issue discussion→

Key Takeaways

OpenAI
Larger context window (128,000 tokens)
Supports multimodal inputs
DeepSeek
Has open weights
Higher AIME 2024 score (86.7% vs 13.1%)
Higher GPQA score (73.3% vs 70.1%)

Detailed Comparison

AI Model Comparison Table
Feature
OpenAI
GPT-4o
DeepSeek
DeepSeek R1 Zero

FAQ

Common questions about GPT-4o vs DeepSeek R1 Zero.

Which is better, GPT-4o or DeepSeek R1 Zero?

DeepSeek R1 Zero significantly outperforms across most benchmarks. GPT-4o is made by OpenAI and DeepSeek R1 Zero is made by DeepSeek. The best choice depends on your use case — compare their benchmark scores, pricing, and capabilities above.

How does GPT-4o compare to DeepSeek R1 Zero in benchmarks?

GPT-4o scores AI2D: 94.2%, DocVQA: 92.8%, ChartQA: 85.7%, MMLU: 85.7%, CharXiv-D: 85.3%. DeepSeek R1 Zero scores MATH-500: 95.9%, AIME 2024: 86.7%, GPQA: 73.3%, LiveCodeBench: 50.0%.

What are the context window sizes for GPT-4o and DeepSeek R1 Zero?

GPT-4o supports 128K tokens and DeepSeek R1 Zero 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 GPT-4o and DeepSeek R1 Zero?

Key differences include multimodal support (yes vs no), licensing (Proprietary vs MIT). See the full comparison above for benchmark-by-benchmark results.

Who makes GPT-4o and DeepSeek R1 Zero?

GPT-4o is developed by OpenAI and DeepSeek R1 Zero is developed by DeepSeek.