# Message



## Operations
- [Send a chat message as a guest](https://referspecs.doc.paradox-bd.com/operation/operation-post-message-guest.md)
- [Send a chat message as a logged-in user](https://referspecs.doc.paradox-bd.com/operation/operation-post-message-logged-in.md)
- [Process a PDF for text extraction and embedding](https://referspecs.doc.paradox-bd.com/operation/operation-post-message-pdf.md)

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