Model Comparison
DeepSeek-V3 vs Grok-3 MiniWhich is better in 2026?
Grok-3 Mini significantly outperforms across most benchmarks. Grok-3 Mini is 1.4x cheaper per token.
Verdict: DeepSeek-V3 vs Grok-3 Mini — which is better?
DeepSeek-V3 (by DeepSeek) and Grok-3 Mini (by xAI) are two of the AI models people compare most. Here is how they stack up on benchmarks, price and capabilities, and which one to pick in 2026.
DeepSeek-V3 outperforms in 0 benchmarks, while Grok-3 Mini is better at 3 benchmarks (AIME 2024, GPQA, LiveCodeBench). Grok-3 Mini significantly outperforms across most benchmarks.
On price, Grok-3 Mini is roughly 1.4x cheaper per token on a blended 3:1 input/output basis, which adds up quickly at production volume.
DeepSeek-V3 also accepts a larger context window (131,072 input tokens), making it the stronger choice for long documents and large codebases.
Choose DeepSeek-V3 if…
- you process long inputs — it offers a 131,072 token context window
- you need open weights you can self-host or fine-tune
Choose Grok-3 Mini if…
- you want the strongest raw capability — it leads on 3 of 3 shared benchmarks
- cost matters — it's about 1.4x cheaper per token
- you want the most recent training data — it shipped Feb 2025
Performance Benchmarks
Comparative analysis across standard metrics
DeepSeek-V3 outperforms in 0 benchmarks, while Grok-3 Mini is better at 3 benchmarks (AIME 2024, GPQA, LiveCodeBench).
Grok-3 Mini significantly outperforms across most benchmarks.
Arena Performance
Human preference votes
Pricing Analysis
Price comparison per million tokens
For input processing, DeepSeek-V3 ($0.27/1M tokens) is 1.1x cheaper than Grok-3 Mini ($0.30/1M tokens).
For output processing, DeepSeek-V3 ($1.10/1M tokens) is 2.2x more expensive than Grok-3 Mini ($0.50/1M tokens).
In conclusion, DeepSeek-V3 is more expensive than Grok-3 Mini.*
* Using a 3:1 ratio of input to output tokens
Context Window
Maximum input and output token capacity
DeepSeek-V3 accepts 131,072 input tokens compared to Grok-3 Mini's 128,000 tokens. DeepSeek-V3 can generate longer responses up to 131,072 tokens, while Grok-3 Mini is limited to 8,000 tokens.
Input Capabilities
Supported data types and modalities
Grok-3 Mini supports multimodal inputs, whereas DeepSeek-V3 does not.
Grok-3 Mini can handle both text and other forms of data like images, making it suitable for multimodal applications.
DeepSeek-V3
Grok-3 Mini
License
Usage and distribution terms
DeepSeek-V3 is licensed under MIT + Model License (Commercial use allowed), while Grok-3 Mini uses a proprietary license.
License differences may affect how you can use these models in commercial or open-source projects.
MIT + Model License (Commercial use allowed)
Open weights
Proprietary
Closed source
Release Timeline
When each model was launched
DeepSeek-V3 was released on 2024-12-25, while Grok-3 Mini was released on 2025-02-17.
Grok-3 Mini is 2 months newer than DeepSeek-V3.
Dec 25, 2024
1.5 years ago
Feb 17, 2025
1.3 years ago
1mo newerKnowledge Cutoff
When training data ends
Grok-3 Mini has a documented knowledge cutoff of 2024-11-17, while DeepSeek-V3's cutoff date is not specified.
We can confirm Grok-3 Mini's training data extends to 2024-11-17, but cannot make a direct comparison without DeepSeek-V3's cutoff date.
—
Nov 2024
Provider Availability
DeepSeek-V3 is available from DeepSeek. Grok-3 Mini is available from xAI.
DeepSeek-V3
Grok-3 Mini
Outputs Comparison
Key Takeaways
DeepSeek-V3
View detailsDeepSeek
Detailed Comparison
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FAQ
Common questions about DeepSeek-V3 vs Grok-3 Mini.