Hy4 Preview

腾讯 Hy4 预览模型，上下文 1M，支持深度思考，部署于 TokenHub。

Tencenthy4-preview2026-08-28报告数据错误

规格

上下文: 1.05M
最大输出: 65.5K
输入价: ¥6/ 百万 Token
输出价: ¥18/ 百万 Token
发布日期: 2026-08-28

上下文

上下文: 1.05M
最大输入: 983K
最大输出: 65.5K

价格 · CNY / 百万 Token

输入: ¥6
输出: ¥18
缓存读取: ¥0.3
缓存写入: —

输入输出

输入: 文本
输出: 文本

API

接口类型: chatmessages

思考

支持思考: 支持
思考等级: —

源信息

状态: 预览
发布日期: 2026-08-28
知识截止: —

能力

已确认: toolsstructured_outputstreamingcaching

调用方式

tencentmodel = hy4-previewreasoning = thinking

chat

POSThttps://tokenhub.tencentmaas.com/v1/chat/completions

messages

POSThttps://tokenhub.tencentmaas.com/v1/messages

JSON

hy4-preview.json

{
  "id": "hy4-preview",
  "object": "model",
  "created": 1787875200,
  "owned_by": "tencent",
  "name": "Hy4 Preview",
  "api": {
    "types": [
      "chat",
      "messages"
    ]
  },
  "limits": {
    "context": 1048576,
    "input": 983040,
    "output": 65536
  },
  "modalities": {
    "input": [
      "text"
    ],
    "output": [
      "text"
    ]
  },
  "reasoning": {
    "supported": true,
    "efforts": []
  },
  "pricing": {
    "currency": "CNY",
    "unit": "1M_tokens",
    "input": 6,
    "output": 18,
    "cache_read": 0.3,
    "cache_write": null
  },
  "features": [
    "tools",
    "structured_output",
    "streaming",
    "caching"
  ],
  "info": {
    "status": "preview",
    "release_date": "2026-08-28",
    "knowledge_cutoff": null,
    "description": "Tencent Hy4 preview model with 1M context and deep thinking, served on TokenHub.",
    "docs": "https://cloud.tencent.com/document/product/1823/132252",
    "verified_at": "2026-10-11"
  }
}

官方来源