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

# 查询商户支付配置

> 根据应用ID查询商户的可用支付配置信息

<div class="flex flex-col gap-4">
  <div class="api-section-heading flex flex-col gap-y-4 w-full">
    <div class="flex items-baseline border-b pb-2.5 border-gray-100 dark:border-gray-800 w-full">
      <h4 class="api-section-heading-title flex-1 mb-0">密钥私钥(生成签名)</h4>
    </div>

    <div />
  </div>

  <input id="secret-key" placeholder="密钥" class="px-3 py-2 border rounded-md" />

  <input id="private-key" placeholder="私钥" class="px-3 py-2 border rounded-md" />
</div>

## 相关主题

* [公共接口](/docs/zh/api/version2/CommonApi)
* [HaiPay API 文档简介](/docs/zh/api-reference/overview)
* [HaiPay 配置与签名指南](/docs/zh/guide/config_settings_and_signature_rules_guide)


## OpenAPI

````yaml docs/zh/api-reference/common/common.openapi.json POST /common/payment/config
openapi: 3.1.0
info:
  title: 公共接口 API
  description: HaiPay 公共接口，包括账户查询、对帐文件下载、代付凭证、汇率查询、支付凭证PDF和商户支付配置查询。
  version: 1.0.0
servers:
  - url: https://uat-interface.haipay.asia
    description: 测试-interface
security: []
tags: []
paths:
  /common/payment/config:
    post:
      tags: []
      summary: 查询商户支付配置
      description: 根据应用ID查询商户的可用支付配置信息，包括支付方式、费率、账期等配置。
      parameters: []
      requestBody:
        content:
          application/json:
            schema:
              type: object
              properties:
                appId:
                  type: integer
                  description: 应用ID（必填）
                  format: int64
                tranType:
                  type: string
                  description: 支付类型（可选，如 BANK_ACCOUNT、BANK_CARD、EWALLET 等），如果传入则按支付类型筛选
                transaction:
                  type: string
                  description: 交易类型（可选，pay=代付，collect=收款），如果传入则按交易类型筛选
                sign:
                  type: string
                  description: 签名（必填）
              required:
                - appId
                - sign
            examples: {}
        required: true
      responses:
        '200':
          description: ''
          content:
            application/json:
              schema:
                type: object
                properties:
                  status:
                    type: string
                    description: 状态码
                  error:
                    type: string
                    description: 错误码
                  msg:
                    type: string
                    description: 消息
                  data:
                    type: object
                    properties:
                      userId:
                        type: integer
                        description: 用户ID
                        format: int64
                      configs:
                        type: array
                        description: 配置列表
                        items:
                          type: object
                          properties:
                            appId:
                              type: integer
                              description: 应用ID
                              format: int64
                            appName:
                              type: string
                              description: 应用名称
                            tranCode:
                              type: string
                              description: 交易类型：pay=代付，collect=收款
                            tranType:
                              type: string
                              description: 支付类型（交易方式）
                            currNo:
                              type: string
                              description: 币种编码（如USD, CNY）
                            payMethods:
                              type: array
                              description: 支付方式信息列表
                              items:
                                type: object
                                properties:
                                  inBankCode:
                                    type: string
                                    description: 支付方式编码
                                  name:
                                    type: string
                                    description: 支付方式名称
                                  limit:
                                    type: object
                                    description: 限额信息
                                    properties:
                                      singleMinAmount:
                                        type: string
                                        description: 单笔最小金额
                                      singleMaxAmount:
                                        type: string
                                        description: 单笔最大金额
                            feeRate:
                              type: object
                              description: 费率信息
                              properties:
                                feeType:
                                  type: integer
                                  description: 手续费收取方式：0=外扣，1=内扣
                                feeMode:
                                  type: integer
                                  description: 手续费收款类型：0=比率，1=按笔，2=阶梯，3=底价
                                feeRate:
                                  type: string
                                  description: 手续费率
                                feeFixedValue:
                                  type: string
                                  description: 固定手续费
                                degrees:
                                  type: array
                                  description: 阶梯费率列表（fee_mode=2时）
                                  items:
                                    type: object
                                    properties:
                                      start:
                                        type: integer
                                        description: 区间开始
                                        format: int64
                                      end:
                                        type: integer
                                        description: 区间结束
                                        format: int64
                                      value:
                                        type: string
                                        description: 区间值（阶梯费率）
                                      name:
                                        type: string
                                        description: 区间名称
                            settlement:
                              type: object
                              description: 账期信息
                              properties:
                                stlMode:
                                  type: string
                                  description: 结算方式：D0=自然天，TN=工作日，WN=周结，MN=月结
                                stlCycle:
                                  type: integer
                                  description: 结算周期值
                            supportRefund:
                              type: boolean
                              description: 是否支持退款
                      sign:
                        type: string
                        description: 签名
                    additionalProperties: false
          headers: {}
      deprecated: false
      security: []

````