Claude Sonnet 4 vs DeepSeek-V3.2-Speciale
DeepSeek-V3.2-Speciale leads the LLM Stats Score 34.3 to 24.3. DeepSeek-V3.2-Speciale is 19.0x cheaper per token.
Anthropic · DeepSeek · Updated for 2026
Which is better?
DeepSeek-V3.2-Speciale leads the overall LLM Stats Score 34.3 to 24.3, ranking #87 overall.
In the 2 individual benchmarks reported for both models, DeepSeek-V3.2-Speciale wins 2; this is a narrower head-to-head signal than the composite indexes.
On price, DeepSeek-V3.2-Speciale is roughly 19.0x cheaper per token on a blended 3:1 input/output basis, which adds up quickly at production volume.
Claude Sonnet 4 also accepts a larger context window (200,000 input tokens), making it the stronger choice for long documents and large codebases.
Based on current LLM Stats indexes, shared benchmarks, pricing, and model metadata for 2026.
Choose Claude Sonnet 4
- you process long inputs — it offers a 200,000 token context window
Choose DeepSeek-V3.2-Speciale
- overall performance matters — it scores 34.3 and ranks #87 on LLM Stats
- your work emphasizes reasoning — it leads those capability indexes
- you value its reported benchmark strengths — it wins 2 of 2 exact shared results
- cost matters — it's about 19.0x cheaper per token
- you want the most recent training data — it shipped Dec 2025
- you need open weights you can self-host or fine-tune
At a glance
The differences that matter most.
Capability indexes
Additional strengths measured across groups of related public benchmarks
Individual benchmarks
8 reported for Claude Sonnet 4 · 8 for DeepSeek-V3.2-Speciale
Claude Sonnet 4 outperforms in 0 benchmarks, while DeepSeek-V3.2-Speciale is better at 2 benchmarks (AIME 2025, SWE-Bench Verified).
DeepSeek-V3.2-Speciale significantly outperforms across most benchmarks.
Human preference
Blind head-to-head votes and playground preference scores
Pricing Analysis
Price comparison per million tokens
For input processing, Claude Sonnet 4 ($3.00/1M tokens) is 10.7x more expensive than DeepSeek-V3.2-Speciale ($0.28/1M tokens).
For output processing, Claude Sonnet 4 ($15.00/1M tokens) is 35.7x more expensive than DeepSeek-V3.2-Speciale ($0.42/1M tokens).
In conclusion, Claude Sonnet 4 is more expensive than DeepSeek-V3.2-Speciale.*
* Using a 3:1 ratio of input to output tokens
Context Window
Maximum input and output token capacity
Claude Sonnet 4 accepts 200,000 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 Claude Sonnet 4 is limited to 64,000 tokens.
Input capabilities
Documented input modalities across available providers
Claude Sonnet 4 supports multimodal inputs, whereas DeepSeek-V3.2-Speciale does not.
Claude Sonnet 4 can handle both text and other forms of data like images, making it suitable for multimodal applications.
Claude Sonnet 4
DeepSeek-V3.2-Speciale
License
Usage and distribution terms
Claude Sonnet 4 is licensed under a proprietary license, while DeepSeek-V3.2-Speciale uses MIT.
License differences may affect how you can use these models in commercial or open-source projects.
Proprietary
Closed source
MIT
Open weights
Release Timeline
When each model was launched
Claude Sonnet 4 was released on 2025-05-22, while DeepSeek-V3.2-Speciale was released on 2025-12-01.
DeepSeek-V3.2-Speciale is 6 months newer than Claude Sonnet 4.
May 22, 2025
1.3 years ago
Dec 1, 2025
9 months ago
6mo newerKnowledge Cutoff
When training data ends
Neither model specifies a knowledge cutoff date.
Unable to compare the recency of their training data.
Provider Availability
Claude Sonnet 4 is available from Anthropic, Bedrock, Google. DeepSeek-V3.2-Speciale is available from DeepSeek.
Claude Sonnet 4
DeepSeek-V3.2-Speciale
Outputs Comparison
Judge for yourself.
Run your own prompts against Claude Sonnet 4 and DeepSeek-V3.2-Speciale side-by-side, then vote on the output you prefer.
FAQ
Common questions about Claude Sonnet 4 vs DeepSeek-V3.2-Speciale.