Model Comparison
DeepSeek-V3 0324 vs Grok 4.5Which is better in 2026?
Grok 4.5 significantly outperforms across most benchmarks. DeepSeek-V3 0324 is 6.1x cheaper per token.
Verdict: DeepSeek-V3 0324 vs Grok 4.5 — which is better?
DeepSeek-V3 0324 (by DeepSeek) and Grok 4.5 (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 0324 outperforms in 0 benchmarks, while Grok 4.5 is better at 1 benchmark (GPQA). Grok 4.5 significantly outperforms across most benchmarks.
On price, DeepSeek-V3 0324 is roughly 6.1x cheaper per token on a blended 3:1 input/output basis, which adds up quickly at production volume.
Grok 4.5 also accepts a larger context window (500,000 input tokens), making it the stronger choice for long documents and large codebases.
Choose DeepSeek-V3 0324 if…
- cost matters — it's about 6.1x cheaper per token
- you need open weights you can self-host or fine-tune
Choose Grok 4.5 if…
- you want the strongest raw capability — it leads on 1 of 1 shared benchmarks
- you process long inputs — it offers a 500,000 token context window
- you want the most recent training data — it shipped Jul 2026
Performance Benchmarks
Comparative analysis across standard metrics
DeepSeek-V3 0324 outperforms in 0 benchmarks, while Grok 4.5 is better at 1 benchmark (GPQA).
Grok 4.5 significantly outperforms across most benchmarks.
Arena Performance
Human preference votes
Pricing Analysis
Price comparison per million tokens
For input processing, DeepSeek-V3 0324 ($0.28/1M tokens) is 7.1x cheaper than Grok 4.5 ($2.00/1M tokens).
For output processing, DeepSeek-V3 0324 ($1.14/1M tokens) is 5.3x cheaper than Grok 4.5 ($6.00/1M tokens).
In conclusion, Grok 4.5 is more expensive than DeepSeek-V3 0324.*
* Using a 3:1 ratio of input to output tokens
Context Window
Maximum input and output token capacity
Grok 4.5 accepts 500,000 input tokens compared to DeepSeek-V3 0324's 163,840 tokens. Only DeepSeek-V3 0324 specifies output context (163,840 tokens).
Input Capabilities
Supported data types and modalities
Grok 4.5 supports multimodal inputs, whereas DeepSeek-V3 0324 does not.
Grok 4.5 can handle both text and other forms of data like images, making it suitable for multimodal applications.
DeepSeek-V3 0324
Grok 4.5
License
Usage and distribution terms
DeepSeek-V3 0324 is licensed under MIT + Model License (Commercial use allowed), while Grok 4.5 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 0324 was released on 2025-03-25, while Grok 4.5 was released on 2026-07-16.
Grok 4.5 is 16 months newer than DeepSeek-V3 0324.
Mar 25, 2025
1.3 years ago
Jul 16, 2026
3 days ago
1.3yr newerKnowledge Cutoff
When training data ends
Grok 4.5 has a documented knowledge cutoff of 2026-02-01, while DeepSeek-V3 0324's cutoff date is not specified.
We can confirm Grok 4.5's training data extends to 2026-02-01, but cannot make a direct comparison without DeepSeek-V3 0324's cutoff date.
—
Feb 2026
Provider Availability
DeepSeek-V3 0324 is available from Novita. Grok 4.5 is available from xAI.
DeepSeek-V3 0324
Grok 4.5
Outputs Comparison
Key Takeaways
DeepSeek-V3 0324
View detailsDeepSeek
Detailed Comparison
Interactive Arena
Judge for yourself.
Run your own prompts against DeepSeek-V3 0324 and Grok 4.5 side-by-side, then vote on the output you prefer.
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FAQ
Common questions about DeepSeek-V3 0324 vs Grok 4.5.