DeepSeek-V3 vs GPT-4o Comparison

Comparing DeepSeek-V3 and GPT-4o across benchmarks, pricing, and capabilities.

Performance Benchmarks

Comparative analysis across standard metrics

9 benchmarks

DeepSeek-V3 outperforms in 7 benchmarks (Aider-Polyglot, Aider-Polyglot Edit, AIME 2024, IFEval, MMLU, MMLU-Pro, SWE-Bench Verified), while GPT-4o is better at 2 benchmarks (GPQA, SimpleQA).

DeepSeek-V3 significantly outperforms across most benchmarks.

Sat Mar 21 2026 • llm-stats.com

Arena Performance

Human preference votes

Pricing Analysis

Price comparison per million tokens

DeepSeek-V3 costs less

For input processing, DeepSeek-V3 ($0.27/1M tokens) is 9.3x cheaper than GPT-4o ($2.50/1M tokens).

For output processing, DeepSeek-V3 ($1.10/1M tokens) is 9.1x cheaper than GPT-4o ($10.00/1M tokens).

In conclusion, GPT-4o is more expensive than DeepSeek-V3.*

* Using a 3:1 ratio of input to output tokens

Lowest available price from all providers
Sat Mar 21 2026 • llm-stats.com
DeepSeek
DeepSeek-V3
Input tokens$0.27
Output tokens$1.10
Best providerDeepSeek
OpenAI
GPT-4o
Input tokens$2.50
Output tokens$10.00
Best providerAzure
Notice missing or incorrect data?Start an Issue

Context Window

Maximum input and output token capacity

DeepSeek-V3 accepts 131,072 input tokens compared to GPT-4o's 128,000 tokens. DeepSeek-V3 can generate longer responses up to 131,072 tokens, while GPT-4o is limited to 16,384 tokens.

DeepSeek
DeepSeek-V3
Input131,072 tokens
Output131,072 tokens
OpenAI
GPT-4o
Input128,000 tokens
Output16,384 tokens
Sat Mar 21 2026 • llm-stats.com

Input Capabilities

Supported data types and modalities

GPT-4o supports multimodal inputs, whereas DeepSeek-V3 does not.

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

DeepSeek-V3

Text
Images
Audio
Video

GPT-4o

Text
Images
Audio
Video

License

Usage and distribution terms

DeepSeek-V3 is licensed under MIT + Model License (Commercial use allowed), while GPT-4o uses a proprietary license.

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

DeepSeek-V3

MIT + Model License (Commercial use allowed)

Open weights

GPT-4o

Proprietary

Closed source

Release Timeline

When each model was launched

DeepSeek-V3 was released on 2024-12-25, while GPT-4o was released on 2024-08-06.

DeepSeek-V3 is 5 months newer than GPT-4o.

DeepSeek-V3

Dec 25, 2024

1.2 years ago

4mo newer
GPT-4o

Aug 6, 2024

1.6 years 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

Provider Availability

DeepSeek-V3 is available from DeepSeek. GPT-4o is available from Azure, OpenAI. The availability of providers can affect quality of the model and reliability.

DeepSeek-V3

deepseek logo
DeepSeek
Input Price:Input: $0.27/1MOutput Price:Output: $1.10/1M

GPT-4o

azure logo
Azure
Input Price:Input: $2.50/1MOutput Price:Output: $10.00/1M
openai logo
OpenAI
Input Price:Input: $2.50/1MOutput Price:Output: $10.00/1M
* Prices shown are per million tokens

Outputs Comparison

Notice missing or incorrect data?Start an Issue discussion

Key Takeaways

Larger context window (131,072 tokens)
Less expensive input tokens
Less expensive output tokens
Has open weights
Higher Aider-Polyglot score (49.6% vs 30.7%)
Higher Aider-Polyglot Edit score (79.7% vs 18.2%)
Higher AIME 2024 score (39.2% vs 13.1%)
Higher IFEval score (86.1% vs 81.0%)
Higher MMLU score (88.5% vs 85.7%)
Higher MMLU-Pro score (75.9% vs 74.7%)
Higher SWE-Bench Verified score (42.0% vs 33.2%)
Supports multimodal inputs
Higher GPQA score (70.1% vs 59.1%)
Higher SimpleQA score (38.2% vs 24.9%)

Detailed Comparison

AI Model Comparison Table
Feature
DeepSeek
DeepSeek-V3
OpenAI
GPT-4o