# DeepSeek — DeepSeek-V4-Pro GA Release 2026/08/13

- Company: DeepSeek (deepseek.com)
- Announced: 2026-08-13
- Category: model-update
- Coverage: not counted
- Announcement: yes
- Group: models
- Source: https://api-docs.deepseek.com/news/news260813
- Record: https://forck.live/items/9194-deepseek-v4-pro-ga-release-2026-08-13
- Subject: DeepSeek models
- Models affected: DeepSeek-V4-Pro, V4-Flash
- Pricing: Off-peak rates are 50% lower than peak

DeepSeek launched DeepSeek-V4-Pro with major agent upgrades, flexible reasoning effort levels, and native OpenAI Responses API support. The model is available on app/web and via API. API pricing is updated with peak and off-peak rates, effective August 16, 2026.

## Evidence

Verbatim from https://api-docs.deepseek.com/news/news260813:

> We’re launching DeepSeek-V4-Pro today! 🚀
> 
> 🔷 Major Agent upgrades with strong production gains!
> 
> 🔷 Flexible reasoning effort for V4-Pro & V4-Flash: low for simple tasks, high for daily Agent workflows, max for complex tasks.
> 
> 🔷 Native OpenAI Responses API support, optimized for Codex with one-click setup.
> 
> V4 Pro is now available on app/web. Try it via “Expert Mode”.
> 
> V4 Pro is also available via API. Model names remain unchanged—please refer to the API docs for setup details.
> 
> API pricing update 💰 ​
> 
> With the V4 lineup release, we’re updating our API pricing and introducing peak and off-peak rates. Off-peak rates are 50% lower than peak, enabling more flexible workload scheduling. 📉
> 
> New pricing takes effect at 16:00 UTC, Aug 16, 2026 🕒

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Record: https://forck.live/items/9194-deepseek-v4-pro-ga-release-2026-08-13
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