---
title: "Twin Chat Turn"
method: POST
path: "/v1/mcp/twin-chat/{chat_id}/turn"
tags: ["mcp-iframe-twin-chat"]
---

# Twin Chat Turn

`POST /v1/mcp/twin-chat/{chat_id}/turn`

## Request

- Base URL: `https://api.evidenso.com` (the document declares no server; this is the origin it was published from)
- URL: `https://api.evidenso.com/v1/mcp/twin-chat/{chat_id}/turn`
- Auth: none declared

## Path parameters

- `chat_id` string, required

## Query parameters

- `board_id` string, required
- `source_node_id` string, required
- `sig` string, required

## Request body

- TwinChatTurnBody
  - `question` string, required
  - `roster` object[], nullable
  - `ask_all` boolean
  - `mentioned_persona_ids` string[], nullable

## Response `200`

Successful Response

- unknown

## Other responses

- `422`: Validation Error

---

[API](https://skmtc.dev/evidenso/apis/persona-rag-api.md) - [All operations](https://skmtc.dev/evidenso/apis/persona-rag-api/llms.txt) - [OpenAPI document](https://skmtc.dev/evidenso/apis/persona-rag-api/revisions/86408c178d4f?raw)