Endpoint
Request headers
JWT access token obtained from the auth API.
Request body
The user’s message to the chat system.
UUID of the verification flow associated with this chat session.
Response
The response generated by the chat system.
Unique identifier for the generated message.
Timestamp when the response was created (ISO format).
Example
Error responses
| Status | Meaning |
|---|---|
400 | Missing required parameters (e.g., message) |
422 | Error while processing message from LLM service |
Each message is processed in the context of the provided
flow_id, allowing Atlas to guide users through document collection and onboarding dynamically.