Tencent Text Preview

Tencent Hy4 preview API

腾讯混元 Hy4 preview 是 770B 总参数、49B 激活参数的 MoE 文本模型，面向 Agent、Coding 与生产力场景优化，支持深度思考、Function Calling、结构化输出与上下文缓存。

Starting price 按实际 Token 用量计费 · Price snapshot 9/15/2026, 4:07:54 AM

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Model pricing

Compare all public tiers and current prices for this series on one page.

Input

按实际 Token 用量计费

Output

总价 = 各类 Token 用量 × 对应单价

Context

1,024,000

Max output

64,000

Model ID: hy4-preview
Billing model: Fixed combination billing
Available groups: default
Capabilities: chat, responses-native, structured-outputs
Combination pricing rules: 按实际 Token 用量计费总价 = 各类 Token 用量 × 对应单价
Token 单价由当前计费表达式推导；实际费用按请求用量结算
查看高级计费表达式
v2:tier("tencent_tokenhub_official_usd_plus_10pct_2026_08_28", tokens(p, 0.9174) + tokens(c, 2.7511) + tokens(cr, 0.0462))

API reference

Base URL is https://api.rokoapi.com/v1. The model in requests must use the model IDs listed above.

curl https://api.rokoapi.com/v1/chat/completions \
  -H "Authorization: Bearer $API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "hy4-preview",
    "messages": [{"role":"user","content":"Introduce yourself in one sentence"}]
  }'

For more parameters, limits, and async task queries, read the Tencent Hy4 preview developer guide. Tencent Hy4 preview Developer guide · OpenAI · Authorization