All Models

DeepSeek Chat V3.1

deepseekReasoningTool CallingOpen Weights

DeepSeek-V3.1 is a large hybrid reasoning model (671B parameters, 37B active) that supports both thinking and non-thinking modes via prompt templates. It extends the DeepSeek-V3 base with a two-phase long-context...

Providers1
ReleasedAug 21, 2025
Input Modalitiestext
Output Modalitiestext
Tarsk Usecoding

Available Providers (1)

ProviderModel IDInput CostOutput CostContextMax OutputDocs
TensorXdeepseek/deepseek-chat-v3.1$0.20/MTok$0.80/MTok164K163.8K

Capabilities

Reasoning
Tool Calling
Attachments
Open Weights
Structured Output