Tools & releasesImpact: Medium
Oleksandr Kuzmenko, EditorPublished 2 min readAI-assisted · editor-reviewed
TL;DR
- DeepSeek V4-Flash API is now live in public beta with boosted agent capabilities.
- The model natively supports the OpenAI Responses API format.
- Codex users can connect to DeepSeek V4-Flash by referencing official API docs.
Key facts
- Model Name
- deepseek-v4-flash
- API Status
- Public Beta
- Supported Format
- Responses API
Official API Public Beta Release
DeepSeek has opened the public beta API for deepseek-v4-flash. The release features upgraded agent capabilities, with benchmark scores surpassing the previous v4-pro-preview model.
Responses API and Codex Integration
The updated API natively supports the OpenAI Responses API format and is fully adapted for Codex. Developers can configure their tools using DeepSeek's official API documentation.
When to use
- When building autonomous agent workflows using the Responses API standard.
- When configuring Codex IDE for AI-assisted coding.