DeepSeek V4 Pro 與 Flash 比較

Ngoc Hong

Ngoc Hong

2026年7月31日

Logo and text indicating a comparison between DeepSeek V4 Pro and Flash.

比較 DeepSeek V4 Pro 與 DeepSeek V4 Flash 的指標。立即喺 1min.ai 優化你嘅 agentic apps,同提升 AI fact checking。

Software developers and technology enterprises often face immense difficulties when choosing between a highly intelligent AI model and a fast, cost-optimized solution. The simultaneous release of the open-source DeepSeek V4 Pro and DeepSeek V4 Flash models on April 24, 2026, provides the perfect answer to this challenging dilemma. This article dives deep into real-world benchmark metrics and specific use cases to help you make the most precise system upgrade decisions.

運行 Agentic AI 工作流程的資源瓶頸

建立能夠處理長文件或超大程式碼庫的 AI Agents,傳統上需要龐大的硬件配置同埋昂貴嘅 API 預算。

Software developers frequently face workflow friction when AI models run out of context memory. Processing complex tasks that require high-level reasoning—such as advanced programming or STEM problems—often introduces severe latency into the system. Consequently, businesses end up paying premium prices for closed-source models without getting the real-time response speeds required for production pipelines.

Furthermore, utilizing a heavy, bulky AI model for repetitive everyday tasks leads to severe budget inefficiencies. Enterprises desperately need a smart, tiered routing mechanism to push heavy reasoning to expert systems and high-volume tasks to optimized models. Without this structural division, the profit margins of modern AI-native applications will quickly be eroded.

透過 DeepSeek V4 Pro 同 Flash 提供的完整解決方案

新一代 Mixture of Experts(MoE)架構,喺深度推理上限同營運經濟效益方面都帶來巨大飛躍。

Both new models ship with an outstanding 1-million-token default context window active across all official services. Thanks to DeepSeek's proprietary Compressed Sparse Attention (DSA) mechanism, the computational and memory costs of long-context KV cache have been drastically reduced, ensuring incredibly smooth inference.

核心技術規格拆解

讓我哋深入睇下背後嘅硬件結構同詳細 API 定價,清楚了解呢兩個模型之間嘅分別。

Architectural & API MetricsDeepSeek V4 ProDeepSeek V4 Flash
Total Parameters1.6 trillion284 billion
Active Parameters49B per token13B per token
Input Price (Cache Miss / 1M tokens)$1.74$0.14
Input Price (Cache Hit / 1M tokens)$0.145$0.028
Output Price (Per 1M tokens)$3.48$0.28
Web Interface ModeExpert ModeInstant Mode

硬性基準測試與真實世界使用案例分析

官方評估數據清楚顯示,兩個模型喺唔同營運工作負載下能力分工明確。

The Pro model showcases absolute dominance in tasks demanding the highest possible reasoning ceilings, such as mathematics and professional software engineering. It achieves an elite score of 93.5% on LiveCodeBench and a spectacular rating of 3206 on Codeforces, making it the ultimate tool for system engineers. Meanwhile, the Flash model tracks closely with scores of 91.6% and 3052 respectively—an incredible feat for a model that is roughly 12x cheaper to run.

Bar chart comparing AI models including DeepseekV4-Pro-Max and Claude-Opus across diverse benchmarks.

  • 喺以下情況部署 DeepSeek V4 Pro: 你需要支援自動化生產級編碼流程、解決複雜 STEM 方程,或者喺審查密集、百萬 token 級法律合約時要求絕對精準。
  • 喺以下情況部署 DeepSeek V4 Flash: 你需要即時運行高頻用戶聊天機械人、從成千上萬份原始檔案中提取結構化資料,或者以最低延遲大規模總結長文件。

在 1min.ai 上優化你嘅 Agentic 生態系統

將前沿開源模型同智能多模型工作空間結合,部署效果會大大提升。

To ensure top-tier output quality for large software projects, rigorous AI fact checking is absolutely critical to eliminate logical reasoning errors. The 1min.ai platform provides a unified Multi-AI workspace, allowing you to easily cross-reference outputs between DeepSeek, ChatGPT, and Claude in real-time. This ensures your application maintains absolute precision without being locked into a single model vendor.

Crucially, because the legacy endpoints  will be fully retired and inaccessible after July 24, 2026, migrating your production systems is mandatory. The 1min.ai infrastructure has already updated its model routing to support deepseek-v4-pro and deepseek-v4-flash seamlessly. You can easily refer to our comprehensive AI guides to optimize your long-context prompts and keep your enterprise automation workflows running without a single second of downtime.

1min.ai graphic promoting DeepSeek v4 Pro for optimizing AI agentic ecosystems.

結論

DeepSeek's open-source MoE revolution has permanently redefined the performance-per-dollar equation in the artificial intelligence industry. Keep the Pro model for your most demanding, expert-level coding tasks, and aggressively leverage the Flash version for high-volume automated workflows to maximize your engineering efficiency. Are you ready to upgrade your team's development pipeline? Experience these next-generation frontier models completely for free today at 1min.ai!

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