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DeepSeek V4 Pro

DeepSeek V4 Pro is a reasoning and agent-oriented model in the DeepSeek V4 family, available through the DeepSeek API with a one-million-token context window.

Official siteVerified Oct 3, 2026

Overview

The current API model ID is deepseek-v4-pro. DeepSeek documents up to 384K output tokens, tool calls, JSON output, Responses API support, Anthropic-compatible access, and low, high, and max thinking-effort settings.

Model specifications

Context
1,000,000 tokens
Input
Text
Output
Text
Open weights
No
Capabilities
Reasoning, Tool Use, Function Calling, Structured Output

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