Model Comparison
DeepSeek-V3.2-Speciale vs Grok-4 Fast Non-ReasoningWhich is better in 2026?
Comparing DeepSeek-V3.2-Speciale and Grok-4 Fast Non-Reasoning across benchmarks, pricing, and capabilities.
Verdict: DeepSeek-V3.2-Speciale vs Grok-4 Fast Non-Reasoning — which is better?
DeepSeek-V3.2-Speciale (by DeepSeek) and Grok-4 Fast Non-Reasoning (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.
On price, Grok-4 Fast Non-Reasoning is roughly 1.1x cheaper per token on a blended 3:1 input/output basis, which adds up quickly at production volume.
Grok-4 Fast Non-Reasoning also accepts a larger context window (2,000,000 input tokens), making it the stronger choice for long documents and large codebases.
Choose DeepSeek-V3.2-Speciale if…
- you want the most recent training data — it shipped Dec 2025
- you need open weights you can self-host or fine-tune
Choose Grok-4 Fast Non-Reasoning if…
- cost matters — it's about 1.1x cheaper per token
- you process long inputs — it offers a 2,000,000 token context window
Performance Benchmarks
Comparative analysis across standard metrics
DeepSeek-V3.2-Speciale and Grok-4 Fast Non-Reasoningdon't have any common benchmark datasets to compare. They may have been evaluated on different testing suites.
Arena Performance
Human preference votes
Pricing Analysis
Price comparison per million tokens
For input processing, DeepSeek-V3.2-Speciale ($0.28/1M tokens) is 1.4x more expensive than Grok-4 Fast Non-Reasoning ($0.20/1M tokens).
For output processing, DeepSeek-V3.2-Speciale ($0.42/1M tokens) is 1.2x cheaper than Grok-4 Fast Non-Reasoning ($0.50/1M tokens).
In conclusion, DeepSeek-V3.2-Speciale is more expensive than Grok-4 Fast Non-Reasoning.*
* Using a 3:1 ratio of input to output tokens
Context Window
Maximum input and output token capacity
Grok-4 Fast Non-Reasoning accepts 2,000,000 input tokens compared to DeepSeek-V3.2-Speciale's 131,072 tokens. DeepSeek-V3.2-Speciale can generate longer responses up to 131,072 tokens, while Grok-4 Fast Non-Reasoning is limited to 30,000 tokens.
Input Capabilities
Supported data types and modalities
Grok-4 Fast Non-Reasoning supports multimodal inputs, whereas DeepSeek-V3.2-Speciale does not.
Grok-4 Fast Non-Reasoning can handle both text and other forms of data like images, making it suitable for multimodal applications.
DeepSeek-V3.2-Speciale
Grok-4 Fast Non-Reasoning
License
Usage and distribution terms
DeepSeek-V3.2-Speciale is licensed under MIT, while Grok-4 Fast Non-Reasoning uses a proprietary license.
License differences may affect how you can use these models in commercial or open-source projects.
MIT
Open weights
Proprietary
Closed source
Release Timeline
When each model was launched
DeepSeek-V3.2-Speciale was released on 2025-12-01, while Grok-4 Fast Non-Reasoning was released on 2025-08-28.
DeepSeek-V3.2-Speciale is 3 months newer than Grok-4 Fast Non-Reasoning.
Dec 1, 2025
6 months ago
3mo newerAug 28, 2025
10 months ago
Knowledge Cutoff
When training data ends
Neither model specifies a knowledge cutoff date.
Unable to compare the recency of their training data.
Provider Availability
DeepSeek-V3.2-Speciale is available from DeepSeek. Grok-4 Fast Non-Reasoning is available from xAI.
DeepSeek-V3.2-Speciale
Grok-4 Fast Non-Reasoning
Outputs Comparison
Key Takeaways
Detailed Comparison
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FAQ
Common questions about DeepSeek-V3.2-Speciale vs Grok-4 Fast Non-Reasoning.