{
  "hli_id": "HLI-BRAIN-002",
  "version": "v0.1",
  "route": "/hli/brain/route",
  "method": "POST",
  "type": "REQUEST",
  "description": "任务型模型路由。根据检测到的模式和上下文长度，返回最优模型配置。",
  "input": {
    "type": "object",
    "required": ["text"],
    "properties": {
      "text": { "type": "string", "description": "用户输入文本" },
      "contextLength": { "type": "number", "description": "当前上下文 token 数" },
      "isGuest": { "type": "boolean" }
    }
  },
  "output": {
    "type": "object",
    "required": ["hli_id", "mode", "model"],
    "properties": {
      "hli_id": { "type": "string" },
      "mode": { "type": "object" },
      "model": { "type": "object" }
    }
  },
  "changelog": [
    { "date": "2026-03-10", "note": "核心大脑升级 v3.0 — 任务型模型路由" }
  ]
}