02:47
2026-06-27
dev.to
large-language-models
DeepSeek's Response API Isn't OpenAI Responses. That One Parser Mistake Drops the Reasoning.
A developer warns that DeepSeek's response API is not compatible with OpenAI's Responses API, and that a common parsing mistake can silently drop the `reasoning_content` field. DeepSeek V4 models use …