DeepSeek V4 Flash 0731 is a July 31, 2026 API update to the DeepSeek-V4-Flash model, offering OpenAI-compatible integration, agent work optimization, and verified API integrations for developers. It retains the preview version’s architecture and size while focusing on post-training revisions for enhanced agent task performance, released as a public beta. This independent reference provides feature documentation, integration guides, and benchmark context to support implementation.
Key benefits include:
- OpenAI-Compatible API: Uses base URL https://api.deepseek.com with model ID deepseek-v4-flash, enabling seamless integration with OpenAI-style clients and tools.
- Agent Work Optimization: Post-training revised specifically for agent work, improving coding and tool-based task execution.
- Diverse Integration Paths: 18+ documented integration guides for coding agents, editors, and terminal tools (e.g., Cursor, VS Code extensions, CLI utilities).
- Flexible Modes: Supports thinking and non-thinking modes, with thinking enabled by default, suitable for complex workflows.
- Structured Output: Native tool call and JSON output support, facilitating advanced agent interactions and structured data handling.
Perfect for developers and teams integrating DeepSeek APIs into coding agents, IDEs, and terminal tools, requiring verified integration guides, benchmark context, and compatibility with OpenAI-style workflows.
