DeepSeek V3.1 Nex N1 API
About
Process massive datasets with DeepSeek V3.1 Nex N1, featuring an expansive 131K context window for long-document analysis. This model delivers cost-effective pricing at $0.14/1M input and $0.50/1M output tokens, native tool calling support, open weights architecture. Access DeepSeek V3.1 Nex N1 via the OpenRouter API with up to 164K output tokens.
Capabilities
Input Modalities
text
Output Modalities
text
Reasoning
No
Structured Output
Yes
Tool Use
Yes
WeightsOpen
Limits
Context Window
131K
Tokens
Input Limit
131K
Tokens
Max Output
164K
Tokens
Pricing
Standard (per 1M tokens)
Input
$0.14
Output
$0.50
Frequently Asked Questions
DeepSeek V3.1 Nex N1 by OpenRouter costs $0.14 per 1M input tokens and $0.50 per 1M output tokens.
Model Details
ID
nex-agi/deepseek-v3.1-nex-n1
Provider
OpenRouterFamily
deepseek
Release Date
Dec 8, 2025
Knowledge Cutoff
N/A
API Integration
NPM Package
@openrouter/ai-sdk-provider
Environment Variables
OPENROUTER_API_KEY
API Base URL
https://openrouter.ai/api/v1