List chat messages

GET 
/ai/playground/chats/:chat_id/messages

Returns a paginated list of messages for the chat. Requires at least read-only access. Default offset is 1 (1-based), limit 5000 (max 5000), sortby MessageTime, sortorder asc (unlike chat list, which defaults to desc). Optional filterExpression (Content supports wildcards) and projectionExpression. Chart Content is replaced with a presigned plot URL. Code-generator chats (chat_id starts with {user_id}-) use job access. No request body.

Request

Responses

200

Paginated messages plus next_available, count, and total_count. Stop when next_available is "no".

Response Headers

Access-Control-Allow-Origin
Access-Control-Allow-Methods
Access-Control-Allow-Headers

400

Input validation or authorization failure. Body is {"Message": " - "}. Codes: IPV-1050 (limit over maximum), IPV-1002 (chat not found), AUTH-1001 (missing role_id), AUTH-1011 (caller not authorized).

Response Headers

Access-Control-Allow-Origin
Access-Control-Allow-Methods
Access-Control-Allow-Headers

500

Backend failure. Body is {"Message": " - "}. Codes: GE-1008 (unexpected backend failure), DB-1002 (persistence failure).

Response Headers

Access-Control-Allow-Origin
Access-Control-Allow-Methods
Access-Control-Allow-Headers