DeepSeek-V3 vs GPT-4o mini

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

DeepSeek-V3 significantly outperforms across most benchmarks. GPT-4o mini is 1.8x cheaper per token.

Performance Benchmarks

Comparative analysis across standard metrics

4 benchmarks

DeepSeek-V3 outperforms in 4 benchmarks (DROP, GPQA, MMLU, SWE-Bench Verified), while GPT-4o mini is better at 0 benchmarks.

DeepSeek-V3 significantly outperforms across most benchmarks.

Tue Mar 24 2026 • llm-stats.com

Arena Performance

Human preference votes

Pricing Analysis

Price comparison per million tokens

GPT-4o mini costs less

For input processing, DeepSeek-V3 ($0.27/1M tokens) is 1.8x more expensive than GPT-4o mini ($0.15/1M tokens).

For output processing, DeepSeek-V3 ($1.10/1M tokens) is 1.8x more expensive than GPT-4o mini ($0.60/1M tokens).

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

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

Lowest available price from all providers
Tue Mar 24 2026 • llm-stats.com
DeepSeek
DeepSeek-V3
Input tokens$0.27
Output tokens$1.10
Best providerDeepSeek
OpenAI
GPT-4o mini
Input tokens$0.15
Output tokens$0.60
Best providerAzure
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Context Window

Maximum input and output token capacity

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

DeepSeek
DeepSeek-V3
Input131,072 tokens
Output131,072 tokens
OpenAI
GPT-4o mini
Input128,000 tokens
Output16,384 tokens
Tue Mar 24 2026 • llm-stats.com

Input Capabilities

Supported data types and modalities

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

GPT-4o mini 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 mini

Text
Images
Audio
Video

License

Usage and distribution terms

DeepSeek-V3 is licensed under MIT + Model License (Commercial use allowed), while GPT-4o mini 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 mini

Proprietary

Closed source

Release Timeline

When each model was launched

DeepSeek-V3 was released on 2024-12-25, while GPT-4o mini was released on 2024-07-18.

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

DeepSeek-V3

Dec 25, 2024

1.2 years ago

5mo newer
GPT-4o mini

Jul 18, 2024

1.7 years ago

Knowledge Cutoff

When training data ends

GPT-4o mini has a documented knowledge cutoff of 2023-10-01, while DeepSeek-V3's cutoff date is not specified.

We can confirm GPT-4o mini's training data extends to 2023-10-01, but cannot make a direct comparison without DeepSeek-V3's cutoff date.

DeepSeek-V3

GPT-4o mini

Oct 2023

Provider Availability

DeepSeek-V3 is available from DeepSeek. GPT-4o mini is available from Azure. 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 mini

azure logo
Azure
Input Price:Input: $0.15/1MOutput Price:Output: $0.60/1M
* Prices shown are per million tokens

Outputs Comparison

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Key Takeaways

Larger context window (131,072 tokens)
Has open weights
Higher DROP score (91.6% vs 79.7%)
Higher GPQA score (59.1% vs 40.2%)
Higher MMLU score (88.5% vs 82.0%)
Higher SWE-Bench Verified score (42.0% vs 8.7%)
Supports multimodal inputs
Less expensive input tokens
Less expensive output tokens

Detailed Comparison

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