Get one past lookup

GEThttps://api.checkslip.com/api/slips/{request_id}

API key

One lookup of this account by request_id. A FOUND lookup includes the payer and payee names. An unknown request_id and another account's request_id both answer 404 (we do not reveal whether it exists). Needs an API key with slip:read.

Parameters

Field	In	Type	Required
`request_id`	path	`string (uuid)`	yes

Responses

200 `application/json`

Possible errors

401403404429

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

curl https://api.checkslip.com/api/slips/0b6c2f5e-8a41-4d1e-9c3a-5f7e2d18a6b4 \
  -H "Authorization: Bearer $CHECKSLIP_API_KEY"

const res = await fetch("https://api.checkslip.com/api/slips/0b6c2f5e-8a41-4d1e-9c3a-5f7e2d18a6b4", {
  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/0b6c2f5e-8a41-4d1e-9c3a-5f7e2d18a6b4",
    headers={
        "Authorization": f"Bearer {os.environ['CHECKSLIP_API_KEY']}",
    },
)
data = res.json()

Example response

{
  "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": {
        "code": "KKP",
        "bot_code": "069",
        "name_th": "ธนาคารเกียรตินาคินภัทร",
        "name_en": "Kiatnakin Phatra Bank"
      },
      "name_th": "นาย สมชาย ใ",
      "name_en": "MR. SOMCHAI J",
      "account": "0439"
    },
    "receiver": {
      "kind": "BANK_ACCOUNT",
      "bank": {
        "code": "KKP",
        "bot_code": "069",
        "name_th": "ธนาคารเกียรตินาคินภัทร",
        "name_en": "Kiatnakin Phatra 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"
}

Parameters#

Responses#

200 application/json#

Possible errors#

Parameters

Responses

200 `application/json`

Possible errors