DeepSeek V3.1

deepseek

DeepSeek's powerful open-source model with thinking capabilities and tool support. With 131K context and cache-based pricing, it offers strong performance for general reasoning, coding, and analysis tasks. Superseded by the V3.2 series with expanded context window and improved efficiency.

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Capabilities

Tool Use

Extended Thinking

Example Use Cases

General-purpose tasks requiring reasoning

Coding and analysis with tool use

Balanced cost and quality needs

Technical Specifications

Context Window

131,072 tokens

Max Output

32,768 tokens

Cache Miss Cost

$0.30 per 1M tokens

Non-Reasoning Cost

$0.95 per 1M tokens

Cache Read Cost

$0.13 per 1M tokens

Web Search Cost

$15 per 1K calls

Code Execution Cost

$0.19 per 1K calls

⚠️ Legacy

Made legacy on

Reason

Superseded by V3.2

Recommended Replacement

DeepSeek V3.2