Agentic chat | Dialogue API

Streaming format: Each SSE event is a JSON object on a data: line.

Event type	Shape	Description
Text chunk	`{ "text": "..." }`	A fragment of the AI response
Tool log	`{ "log": "tool_start", "tool": "search_comments", "elapsed": 1240 }`	Corpus query lifecycle event
Done	`data: [DONE]`	Stream complete

Text events should be accumulated and rendered as markdown.

Sends a message to the Dialogue AI analyst and streams the response as server-sent events (SSE). The AI automatically queries the corpus using semantic search and structured filters before synthesising its answer. **Streaming format:** Each SSE event is a JSON object on a `data:` line. | Event type | Shape | Description | |---|---|---| | Text chunk | `{ "text": "..." }` | A fragment of the AI response | | Tool log | `{ "log": "tool_start", "tool": "search_comments", "elapsed": 1240 }` | Corpus query lifecycle event | | Done | `data: [DONE]` | Stream complete | Text events should be accumulated and rendered as markdown.

Request

This endpoint expects an object.

messageslist of objectsRequired

Full conversation history including the new user message.

Response

SSE stream of text chunks and log events

Errors

400

Bad Request Error

500

Internal Server Error

$	curl -X POST https://api.dialogue-ai.co/api/chat \
>	-H "Content-Type: application/json" \
>	-d '{
>	"messages": [
>	{
>	"role": "user",
>	"content": "What does the pre-retirement audience say about life insurance?"
>	}
>	]
>	}'