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DeepSeek V4 Pro Flagship Multimodal Reasoning LLM: AI Large Language Models

DeepSeek V4 Pro is an advanced flagship multimodal reasoning model designed for complex coding, mathematical, and multi-step reasoning tasks. DeepSeek V4 Pro is DeepSeek's flagship multimodal reasoning model, built to solve complex software engineering, advanced mathematics, and deep analytical reasoning tasks.

Interactive model controls

DeepSeek V4 Pro is an advanced flagship multimodal reasoning model designed for complex coding, mathematical, and multi-step reasoning tasks.

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Overview

About this model

DeepSeek V4 Pro is DeepSeek's flagship multimodal reasoning model, built to solve complex software engineering, advanced mathematics, and deep analytical reasoning tasks.

1Advanced software development, code generation, and debugging
2Complex mathematical reasoning and scientific research synthesis
3Enterprise multimodal analysis and decision support systems
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Pricing & Value

Cost analysis

muapiapp$0.0002 per request

Flagship multi-step reasoning.

** Competitor pricing is estimated based on similar model architectures and usage tiers.

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Technical Details

Configuration schema

Promptstring

The user message or instruction for the model.

Default ValueSolve this complex algorithm challenge in Python.
Image URLstring

Optional image URL to include as multimodal input.

Default Valueundefined
System Promptstring

Optional system-level instruction to guide model behavior.

Default ValueYou are a world-class competitive programmer and AI researcher.
Temperaturenumber

Controls output randomness (0.0 to 2.0). Lower values are more deterministic.

Default Value1
Max Tokensinteger

Maximum number of tokens to generate.

Default Value4096
Top Pnumber

Nucleus sampling parameter (0.0 to 1.0).

Default Value1
Frequency Penaltynumber

Frequency penalty (-2.0 to 2.0). Reduces likelihood of repeating words.

Default Value0
Presence Penaltynumber

Presence penalty (-2.0 to 2.0). Increases likelihood of new topics.

Default Value0
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Implementation Guide

Developer documentation

How to Use DeepSeek V4 Pro

  1. Submit Request: Send a POST request to /api/v1/deepseek-v4-pro or stream via /api/v1/deepseek-v4-pro/stream.
  2. Tune Parameters: Customize temperature, max_tokens, top_p, frequency_penalty, presence_penalty, and system_prompt.
  3. Multimodal Input: Pass optional image_url for rich vision-language reasoning.
  4. Process Output: Receive deep analytical responses and structured code.
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Common Questions

Frequently asked

How does DeepSeek V4 Pro compare to Flash?

DeepSeek V4 Pro provides deeper reasoning capabilities for complex coding, math, and multi-step logic tasks.

Does DeepSeek V4 Pro support streaming?

Yes, streaming is supported at `/api/v1/deepseek-v4-pro/stream`.