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DeepSeek Launches V4-Pro With Major Agent Upgrades
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Summary Report
DeepSeek-V4-Pro adds flexible reasoning effort and native OpenAI Responses API support, a serious production-focused update at 1.6T parameters.
- 01. V4-Pro runs at 1.6 trillion parameters with 49 billion active, supporting a million-token context window
- 02. Adds native support for OpenAI's Responses API, including one-click setup for Codex
DeepSeek has launched DeepSeek-V4-Pro, its new flagship model, bringing major upgrades to how it handles agent workflows in production. Both V4-Pro and its smaller sibling V4-Flash now support flexible reasoning effort - low for simple tasks, high for everyday agent workflows, or max for genuinely hard problems.