List past lookups

GEThttps://api.checkslip.com/api/slips

API key

The account's lookups, newest first. Pass trans_ref to see whether a slip was looked up before. Rows whose outcome is FOUND include the payer and payee names with masked accounts, for matching against your own order. Use next_cursor for the next page; there is no total. Needs an API key with slip:read.

Parameters

Field	In	Type	Required
`q`	query	`string`	no
`trans_ref`	query	`string`	no
`outcome`	query	`FOUND \| NOT_FOUND \| DUPLICATE \| PENDING \| UNAVAILABLE \| INVALID_QR \| INVALID_FILE \| QR_TAMPERED \| TOO_OLD[]`	no
`outcome_not`	query	`FOUND \| NOT_FOUND \| DUPLICATE \| PENDING \| UNAVAILABLE \| INVALID_QR \| INVALID_FILE \| QR_TAMPERED \| TOO_OLD[]`	no
`sender_bank`	query	`string`	no
`api_key`	query	`string`	no
`after`	query	`string (uuid)`	no
`charged`	query	`true \| false \| unsettled[]`	no
`free_reason`	query	`NOT_FOUND \| DUPLICATE \| UNAVAILABLE \| INVALID_QR \| INVALID_FILE \| QR_TAMPERED \| TOO_OLD \| SYSTEM_ERROR \| OTHER[]`	no
`from`	query	`string (date-time)`	no
`to`	query	`string (date-time)`	no
`limit`	query	`integer`	no
`cursor`	query	`string`	no

Responses

200 `application/json`

Field	Type	Required
`items`	`SlipCheckRecord[]`	yes
`next_cursor`	`string \| null`	yes

Possible errors

400401403429

An error as Problem Details. All codes are listed at Error codes

curl https://api.checkslip.com/api/slips \
  -H "Authorization: Bearer $CHECKSLIP_API_KEY"

const res = await fetch("https://api.checkslip.com/api/slips", {
  headers: {
    Authorization: `Bearer ${process.env.CHECKSLIP_API_KEY}`,
  },
});
const data = await res.json();

import os

import requests

res = requests.get(
    "https://api.checkslip.com/api/slips",
    headers={
        "Authorization": f"Bearer {os.environ['CHECKSLIP_API_KEY']}",
    },
)
data = res.json()

Example response

{
  "items": [
    {
      "request_id": "0b6c2f5e-8a41-4d1e-9c3a-5f7e2d18a6b4",
      "outcome": "FOUND",
      "checked_at": "2026-11-05T09:30:00+07:00",
      "api_key_id": "string",
      "status": 200,
      "channel": "API",
      "slip": {
        "trans_ref": "630210534087",
        "transferred_at": "2026-10-29T10:33:30+07:00",
        "amount": {
          "satang": 5000,
          "currency": "THB"
        },
        "sender": {
          "bank": {},
          "name_th": "นาย สมชาย ใ",
          "name_en": "MR. SOMCHAI J",
          "account": "0439"
        },
        "receiver": {
          "kind": "BANK_ACCOUNT",
          "bank": {},
          "name_th": "ร้าน ทดสอบ",
          "name_en": "TEST S",
          "account": "0439"
        },
        "names_erased": true
      },
      "duplicate_of": {
        "request_id": "0b6c2f5e-8a41-4d1e-9c3a-5f7e2d18a6b4",
        "checked_at": "2026-11-05T09:30:00+07:00"
      },
      "client_reference": "ORDER-10023",
      "charge_confirmed": true,
      "charged": true,
      "free_reason": "NOT_FOUND"
    }
  ],
  "next_cursor": "string"
}

Parameters#

Responses#

200 application/json#

Possible errors#

Parameters

Responses

200 `application/json`

Possible errors