DeepSeek V4 官宣内容thread

*DeepSeek 官方线程完整文本内容（主帖 + 续帖）：*

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*主帖 (1/n)*

🚀 DeepSeek-V4 Preview is officially live & open-sourced! Welcome to the era of cost-effective 1M context length.

🔹 DeepSeek-V4-Pro: 1.6T total / 49B active params. Performance rivaling the world's top closed-source models.

🔹 DeepSeek-V4-Flash: 284B total / 13B active params. Your fast, efficient, and economical choice.

Try it now at https://t.co/GCdiMzk1Dl via Expert Mode / Instant Mode. API is updated & available today!

📄 Tech Report: https://t.co/drlDrxkYtp

🤗 Open Weights: https://t.co/T13Y8i7SDM

1/n

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*2/n*

DeepSeek-V4-Pro

🔹 Enhanced Agentic Capabilities: Open-source SOTA in Agentic Coding benchmarks.

🔹 Rich World Knowledge: Leads all current open models, trailing only Gemini-3.1-Pro.

🔹 World-Class Reasoning: Beats all current open models in Math/STEM/Coding, rivaling top closed-source models.

2/n

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*3/n*

DeepSeek-V4-Flash

🔹 Reasoning capabilities closely approach V4-Pro.

🔹 Performs on par with V4-Pro on simple Agent tasks.

🔹 Smaller parameter size, faster response times, and highly cost-effective API pricing.

3/n

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*4/n*

Structural Innovation & Ultra-High Context Efficiency

🔹 Novel Attention: Token-wise compression + DSA (DeepSeek Sparse Attention).

🔹 Peak Efficiency: World-leading long context with drastically reduced compute & memory costs.

🔹 1M Standard: 1M context is now the default across all official DeepSeek services.

4/n

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*5/n*

Dedicated Optimizations for Agent Capabilities

🔹 DeepSeek-V4 is seamlessly integrated with leading AI agents like Claude Code, OpenClaw & OpenCode.

🔹 Already driving our in-house agentic coding at DeepSeek.

The figure below showcases a sample PDF generated by DeepSeek-V4-Pro.

5/n

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*6/n*

API is Available Today!

🔹 Keep base_url, just update model to deepseek-v4-pro or deepseek-v4-flash.

🔹 Supports OpenAI ChatCompletions & Anthropic APIs.

🔹 Both models support 1M context & dual modes (Thinking / Non-Thinking): https://api-docs.deepseek.com/guides/thinking_mode

⚠️ Note: deepseek-chat & deepseek-reasoner will be fully retired and inaccessible after Jul 24th, 2026, 15:59 (UTC Time). (Currently routing to deepseek-v4-flash non-thinking/thinking).

6/n

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*7/n*

🔹 Amid recent attention, a quick reminder: please rely only on our official accounts for DeepSeek news. Statements from other channels do not reflect our views.

🔹 Thank you for your continued trust. We remain committed to longtermism, advancing steadily toward our ultimate goal of AGI.

7/n

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*提取说明*：

以上是 DeepSeek 官方账号发布的完整线程文本（1/n 到 7/n）。

回复帖（其他用户）内容未包含在内，因为“线程”通常指主发帖人连续发布的帖子链。如需包含热门回复或其他用户内容，请进一步说明。