deepseek-v3.2-exp by openrouter - AI Model Details, Pricing, and Performance Metrics

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deepseek-v3.2-exp
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deepseek-v3.2-exp

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DeepSeek-V3.2-Exp is an experimental large language model released by DeepSeek as an intermediate step between V3.1 and future architectures. It introduces DeepSeek Sparse Attention (DSA), a fine-grained sparse attention mechanism designed to improve training and inference efficiency in long-context scenarios while maintaining output quality. Users can control the reasoning behaviour with the `reasoning` `enabled` boolean. [Learn more in our docs](https://openrouter.ai/docs/use-cases/reasoning-tokens#enable-reasoning-with-default-config) The model was trained under conditions aligned with V3.1-Terminus to enable direct comparison. Benchmarking shows performance roughly on par with V3.1 across reasoning, coding, and agentic tool-use tasks, with minor tradeoffs and gains depending on the domain. This release focuses on validating architectural optimizations for extended context lengths rather than advancing raw task accuracy, making it primarily a research-oriented model for exploring efficient transformer designs.

Released
Sep 29, 2025
Knowledge
Apr 2, 2025
License
MIT
Context
163840
Input
$0.28 / 1M tokens
Output
$0.41 / 1M tokens
Cached
$0.03 / 1M tokens
Capabilities: tools, reasoning
Accepts: text
Returns: text

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Request Volume
Daily API requests
231
Performance (TPS)
Tokens per second
587.61 tokens/s

Category Scores

Benchmark Tests

View Other Benchmarks
AA Coding Index
39.6
Programming
AAII
46.3
General
AA Math Index
57.7
Mathematics
GPQA
79.9
STEM (Physics, Chemistry, Biology)
HLE
8.6
General Knowledge
LiveCodeBench
55.4
Programming
MMLU-Pro
83.6
General Knowledge
SciCode
39.9
Scientific

Code Examples

Integration samples and API usage