DeepSeek-V3.1
active
DeepSeek2025-08-21
Specifications
Modalities
text
Context Window128K tokens
Max Output-
Training Cutoff-
Open SourceYes
Pricing (per 1M tokens)
Input$-
Output$-
Benchmarks
Arena score (text)1417
Arena ratings: LMArena leaderboard dataset, CC BY 4.0, snapshot 2026-10-28.
MMLU-Pro84.8
SWE-Bench66.0
GPQA Diamond80.1
HumanEval-
ARC-AGI-
MATH93.1
API
Model ID
deepseek-ai/DeepSeek-V3.1Sources
- DeepSeek (Hugging Face): DeepSeek-V3.1 model card
benchmarks · as of 2026-07-04
- DeepSeek: Change Log | DeepSeek API Docs
release date · as of 2026-07-04
- LMArena: Arena leaderboard dataset, text_style_control overall: DeepSeek-V3.1
elo rating · as of 2026-10-28