> ## Documentation Index
> Fetch the complete documentation index at: https://docs.gate.com/llms.txt
> Use this file to discover all available pages before exploring further.

# GatePay 产品文档

> 探索 GatePay 最新的接入指南与 API 参考文档

## 快速入口

以下目录覆盖商户从接入、支付、OTC、闪兑、出金到机构能力的完整文档入口。建议先阅读“总览”“快速开始”“商户接入”，再按业务线进入对应章节。

<CardGroup cols={3} className="gatepay-home-grid">
  <Card title="总览" icon="https://mintcdn.com/gateglobalcorp/-BUf7BZGLTCh5iYe/icon/integration.svg?fit=max&auto=format&n=-BUf7BZGLTCh5iYe&q=85&s=7e9877097922c7cc5a32f02295debed4" href="/essentials/version/100/cn/common/overview" width="64" height="64" data-path="icon/integration.svg">
    了解 GatePay 文档结构、接入前提、基础地址、密钥体系与推荐阅读顺序。
  </Card>

  <Card title="快速开始" icon="https://mintcdn.com/gateglobalcorp/gF3OkypGqiYB9bf2/icon/quickstart.svg?fit=max&auto=format&n=gF3OkypGqiYB9bf2&q=85&s=19256bf1dda8a01f2c6537322bc64180" href="/essentials/version/100/cn/common/quickstart" width="64" height="64" data-path="icon/quickstart.svg">
    从第一笔请求开始，快速跑通签名、下单、回调与查单。
  </Card>

  <Card title="商户接入" icon="https://mintcdn.com/gateglobalcorp/gF3OkypGqiYB9bf2/icon/access.svg?fit=max&auto=format&n=gF3OkypGqiYB9bf2&q=85&s=ee698e494b7a1c87ded40e38848a2d7e" href="/essentials/version/100/cn/common/accessguide" width="64" height="64" data-path="icon/access.svg">
    查看应用创建、凭证获取、回调配置与上线前检查项。
  </Card>

  <Card title="认证" icon="https://mintcdn.com/gateglobalcorp/-BUf7BZGLTCh5iYe/icon/security.svg?fit=max&auto=format&n=-BUf7BZGLTCh5iYe&q=85&s=868ea3119eda67e9a11e024f6506b3a6" href="/essentials/version/100/cn/common/authentication" width="64" height="64" data-path="icon/security.svg">
    查看签名算法、请求头规范、回调验签与安全要求。
  </Card>

  <Card title="通知" icon="https://mintcdn.com/gateglobalcorp/-BUf7BZGLTCh5iYe/icon/notification.svg?fit=max&auto=format&n=-BUf7BZGLTCh5iYe&q=85&s=f20bd7b4cbd3fb3c25fe0c8bc42d7681" href="/essentials/version/100/cn/common/notification" width="64" height="64" data-path="icon/notification.svg">
    查看回调处理规则、事件类型、终态判断与推荐处理顺序。
  </Card>

  <Card title="余额" icon="https://mintcdn.com/gateglobalcorp/-BUf7BZGLTCh5iYe/icon/reconciliation.svg?fit=max&auto=format&n=-BUf7BZGLTCh5iYe&q=85&s=e53562a308dd30a0bb4c0ab8c2ea888c" href="/essentials/version/100/cn/common/balance" width="64" height="64" data-path="icon/reconciliation.svg">
    查看账户余额、手续费、资金流水与对账相关说明。
  </Card>

  <Card title="对账" icon="https://mintcdn.com/gateglobalcorp/-BUf7BZGLTCh5iYe/icon/reconciliation.svg?fit=max&auto=format&n=-BUf7BZGLTCh5iYe&q=85&s=e53562a308dd30a0bb4c0ab8c2ea888c" href="/essentials/version/100/cn/common/reconciliation" width="64" height="64" data-path="icon/reconciliation.svg">
    查看收款/下发订单列表拉取、日终对账流程与差异排查指引。
  </Card>

  <Card title="支付" icon="https://mintcdn.com/gateglobalcorp/-BUf7BZGLTCh5iYe/icon/payments.svg?fit=max&auto=format&n=-BUf7BZGLTCh5iYe&q=85&s=2bb507a2b5826573a0b7d1142bc36cb7" href="/essentials/version/100/cn/inflow/payment/payment" width="64" height="64" data-path="icon/payments.svg">
    覆盖订单支付、收银台、地址支付、Web 支付与回调联动。
  </Card>

  <Card title="OTC" icon="https://mintcdn.com/gateglobalcorp/-BUf7BZGLTCh5iYe/icon/payments.svg?fit=max&auto=format&n=-BUf7BZGLTCh5iYe&q=85&s=2bb507a2b5826573a0b7d1142bc36cb7" href="/essentials/version/100/cn/otc" width="64" height="64" data-path="icon/payments.svg">
    查看法币入金与出金的报价、下单、确认、查询与通知流程。
  </Card>

  <Card title="闪兑" icon="https://mintcdn.com/gateglobalcorp/-BUf7BZGLTCh5iYe/icon/swap.svg?fit=max&auto=format&n=-BUf7BZGLTCh5iYe&q=85&s=e9f6a2693c50ad2ae3fe2adfb35ab441" href="/essentials/version/100/cn/internalflow/swap" width="64" height="64" data-path="icon/swap.svg">
    查看余额内币种兑换、报价预览、下单与汇率查询能力。
  </Card>

  <Card title="出金" icon="https://mintcdn.com/gateglobalcorp/-BUf7BZGLTCh5iYe/icon/payout.svg?fit=max&auto=format&n=-BUf7BZGLTCh5iYe&q=85&s=8a02c952c56c4e62193a7991f0bc5090" href="/essentials/version/100/cn/outflow/payout" width="64" height="64" data-path="icon/payout.svg">
    查看链上提现与法币出款的发起、查询、状态与通知处理。
  </Card>

  <Card title="礼品卡" icon="https://mintcdn.com/gateglobalcorp/-BUf7BZGLTCh5iYe/icon/giftcard.svg?fit=max&auto=format&n=-BUf7BZGLTCh5iYe&q=85&s=a12a7c1f1aabceb0a61188dfba276ddd" href="/essentials/version/100/cn/inflow/payment/giftcard" width="64" height="64" data-path="icon/giftcard.svg">
    查看礼品卡创建、模板、查询与余额消耗场景。
  </Card>

  <Card title="订阅" icon="https://mintcdn.com/gateglobalcorp/gF3OkypGqiYB9bf2/icon/subscription.svg?fit=max&auto=format&n=gF3OkypGqiYB9bf2&q=85&s=4491876a83bb1dfbf5fed5af606d516f" href="/essentials/version/100/cn/inflow/payment/subscription" width="64" height="64" data-path="icon/subscription.svg">
    查看产品、计划、订阅订单、扣款与相关通知流程。
  </Card>

  <Card title="x402" icon="https://mintcdn.com/gateglobalcorp/gF3OkypGqiYB9bf2/icon/x402.svg?fit=max&auto=format&n=gF3OkypGqiYB9bf2&q=85&s=c0f0ffb1cfbe490cb158275b824e9aa1" href="/essentials/version/100/cn/inflow/payment/x402" width="64" height="64" data-path="icon/x402.svg">
    查看面向 AI Agent 与 HTTP 402 支付场景的接入方式。
  </Card>

  <Card title="机构" icon="https://mintcdn.com/gateglobalcorp/-BUf7BZGLTCh5iYe/icon/institutionAPI.svg?fit=max&auto=format&n=-BUf7BZGLTCh5iYe&q=85&s=bf5f8faff9f817e49a9d10b53c0bf8ec" href="/essentials/version/100/cn/internalflow/institution" width="64" height="64" data-path="icon/institutionAPI.svg">
    查看子账户、代扣、划转，以及机构侧商户接口的使用规则。
  </Card>

  <Card title="商户 MCP" icon="https://mintcdn.com/gateglobalcorp/-BUf7BZGLTCh5iYe/icon/gatePayMerchantMCP.svg?fit=max&auto=format&n=-BUf7BZGLTCh5iYe&q=85&s=505c1ad46788d9a9660edc08c43cc3be" href="/essentials/version/100/cn/common/gatePayMerchantMCP" width="64" height="64" data-path="icon/gatePayMerchantMCP.svg">
    查看 Merchant MCP 的能力、适用场景与接入说明。
  </Card>

  <Card title="API 参考" icon="https://mintcdn.com/gateglobalcorp/gF3OkypGqiYB9bf2/icon/reference.svg?fit=max&auto=format&n=gF3OkypGqiYB9bf2&q=85&s=ad51d1817b50980f9d9f9a20ff249712" href="/api-reference/version/100/cn/introduction" width="64" height="64" data-path="icon/reference.svg">
    按产品与业务模块查看完整接口目录、字段定义与响应结构。
  </Card>
</CardGroup>
