> For the complete documentation index, see [llms.txt](https://help.bluecore.vn/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://help.bluecore.vn/flows/cac-activity/openai.md).

# OpenAI

- [Check message sentiment](https://help.bluecore.vn/flows/cac-activity/openai/check-message-sentiment.md): Check sentiment of a input and return: positive, neutral, negative