api.php (order query/refund compatibility endpoint)

curl --request POST \ --url https://api.kyrenpay.com/epay/api.php \ --header 'Content-Type: application/x-www-form-urlencoded' \ --data act=order \ --data pid=merch_001 \ --data key=merchant_raw_api_key \ --data out_trade_no=order_20260409002

{ "code": 1, "msg": "查询订单号成功！", "trade_no": "order_epay_001", "out_trade_no": "order_20260409002", "type": "wxpay", "pid": "merch_001", "addtime": "2026-04-09 06:10:20", "endtime": "2026-04-09 06:11:08", "name": "AI Credits 1000", "money": "9.99", "status": 1, "param": "user_42", "buyer": "" }

Body

application/x-www-form-urlencoded

act

enum<string>

required

API action.

Available options:

order,

refund

pid

string

required

Merchant ID

key

string

required

Merchant raw API key (not encrypted key)

out_trade_no

string

Merchant order number. Required when trade_no is not provided.

trade_no

string

Platform order ID. Required when out_trade_no is not provided.

money

string

Required for act=refund. Refund amount as a decimal string.

refund_no

string

Optional merchant refund number for act=refund; used for idempotency when provided.

reason

string

Optional refund reason for act=refund.

Response

200 - application/json

Epay-compatible operation result

Option 1
Option 2
Option 3

code

enum<integer>

Available options:

1

msg

string

trade_no

string

out_trade_no

string

type

enum<string>

Payment channel type in Epay compatibility mode.

Available options:

alipay,

wxpay,

creditcard,

crypto,

paynow

pid

string

addtime

string

UTC datetime string, format yyyy-MM-dd HH:mm:ss

endtime

string

UTC datetime string, empty when unpaid

name

string

money

string

status

enum<integer>

1 means paid/settled; 0 means not paid

Available options:

0,

1

param

string

buyer

string

Reserved field, currently empty string

Config

Products

Checkouts

Orders

Refunds

Balance

Epay Compatibility

api.php (order query/refund compatibility endpoint)

Body

Response