Text / LLM / Model

DeepSeek-V3.2-Exp

Organisation
DeepSeek-AI
Family
DeepSeek · version V3.2-Exp
Released
2025-09-29 (DeepSeek API Docs news entry 'DeepSeek-V3.2-Exp Release 2025/09/29', https://api-docs.deepseek.com/news/news1226)
Checkpoints
deepseek-ai/DeepSeek-V3.2-Exp-Base, deepseek-ai/DeepSeek-V3.2-Exp
Weights
Open · MIT
Links

Training data disclosure: Vague

Level determined for 0% of benchmark cells.

“the distribution of training data is totally aligned with the 128K long context extension data used for DeepSeek-V3.1-Terminus.”
huggingface.co · paper · Section 2.1.1 · retrieved 2026-10-15

Other declared training data

Benchmark cells

Classic LLM benchmarks

Unknown MMLU (Measuring Massive Multitask Language Understanding) · training data not disclosed in enough detail

Unknown GSM8K (Grade School Math 8K) · training data not disclosed in enough detail

Unknown MATH (Mathematics Aptitude Test of Heuristics) · training data not disclosed in enough detail

Unknown HumanEval · training data not disclosed in enough detail

Unknown ARC-Challenge (AI2 Reasoning Challenge, Challenge Set) · training data not disclosed in enough detail

Unknown HellaSwag · training data not disclosed in enough detail

Unknown TruthfulQA · training data not disclosed in enough detail

Unknown WinoGrande · training data not disclosed in enough detail

Recent LLM benchmarks

Unknown GPQA Diamond · training data not disclosed in enough detail

Unknown MMLU-Pro · training data not disclosed in enough detail

Unknown LiveCodeBench (code generation, release_v6) · training data not disclosed in enough detail

Unknown SWE-bench Verified · training data not disclosed in enough detail

Unknown AIME 2024 · training data not disclosed in enough detail

Unknown AIME 2025 · training data not disclosed in enough detail

Unknown MATH-500 · training data not disclosed in enough detail

Notes

Adds DeepSeek Sparse Attention to V3.1-Terminus via continued pre-training (2.1B + 943.7B tokens); training configuration deliberately aligned with V3.1-Terminus.

Sources