DeepSeek V3.1 Nex-N1 is the flagship release of the Nex-N1 series — a post-trained model designed to highlight agent autonomy, tool use, and real-world productivity.
Nex-N1 demonstrates competitive performance across all evaluation scenarios, showing particularly strong results in practical coding and HTML generation tasks.
Modalities
Input Price
$0.135per 1M
Output Price
$0.50per 1M
Context
131K
Weekly Tokens
1.36B
Released
Dec 8, 2025