- input
- $0.27
- output
- $1.00
- Context
- 164Ktokens
- Released
- 1y ago
- Size
- 685Bparameters
Cost/1M tokens
Specifications
Model
- Developer
- DeepSeek
- Family
- DeepSeekDeepSeek V3.1
- Type
- Language model
- Released
- September 22, 2025
- Model ID
deepseek/deepseek-v3.1-terminus
Capabilities
- Input → output
- Text → Text
- Max output
- 147K tokens
- Tokenizer
- DeepSeek
- Knowledge cutoff
- 2025-03-31
Weights
- Openness
- Open weights
- Size
- 685B
- Hugging Face
- deepseek-ai/DeepSeek-V3.1-Terminus
Lineage
- Models built on this
Sources:OpenRouter
Endpoints synced Nov 12, 2026, 4:17 PM UTC