{ "$schema": "https://json-schema.org/draft/2020-12/schema", "$id": "https://raw.githubusercontent.com/api-evangelist/h2o-ai/main/json-schema/h2o-ai-chat-message-schema.json", "title": "ChatMessage", "x-generated": "2026-10-03", "x-method": "derived", "x-generator": "derive-json-schema.py", "x-source": "openapi/h2o-ai-chat-api-openapi.yml#/components/schemas/ChatMessage", "required": [ "id", "content", "votes", "created_at", "has_references", "total_references" ], "type": "object", "properties": { "id": { "type": "string" }, "content": { "type": "string" }, "votes": { "type": "integer" }, "created_at": { "type": "string", "format": "date-time" }, "has_references": { "type": "boolean" }, "total_references": { "type": "integer" }, "username": { "type": "string" }, "reply_to": { "type": "string" }, "error": { "type": "string" }, "llm_args": { "type": "string", "description": "JSON-encoded LLM arguments (e.g. `{\"use_agent\": true}`) that were\napplied when the question was dispatched. Only populated on\nquestion messages (`reply_to` is null); reply messages have\n`llm_args = \"null\"` (literal string).\n" }, "type_list": { "type": "array", "items": { "$ref": "#/$defs/ChatMessageMeta" } } }, "$defs": { "ChatMessageMeta": { "required": [ "message_type", "content" ], "type": "object", "properties": { "message_type": { "type": "string" }, "content": { "type": "string" } } } } }