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POST
/
accounts
/
{acc_id}
/
payment_instruments
curl https://production.methodfi.com/accounts/acc_4m9amk4KFiaQX/payment_instruments \
  -X POST \
  -H "Method-Version: 2025-12-01" \
  -H "Authorization: Bearer sk_WyZEWVfTcH7GqmPzUPk65Vjc" \
  -H "Content-Type: application/json" \
  -d '{
    "type": "card"
  }'

{
  "success": true,
  "data": {
    "id": "pmt_inst_pd788hPVhLT37",
    "account_id": "acc_GAzrD99cUqGEN",
    "type": "card",
    "card": {
      "number": "5555555555551580",
      "exp_month": "04",
      "exp_year": "2027",
      "billing_zip_code": "12345"
    },
    "network_token": null,
    "inbound_achwire_payment": null,
    "chargeable": true,
    "status": "completed",
    "error": null,
    "created_at": "2025-12-03T19:30:56.039Z",
    "updated_at": "2025-12-03T19:30:56.039Z"
  },
  "message": null
}

Documentation Index

Fetch the complete documentation index at: https://docs.methodfi.com/llms.txt

Use this file to discover all available pages before exploring further.

Enables creation of a PaymentInstrument linked to an account, returning card credentials (e.g., card number, expiration, or network token) for use in checkout. Operation Type:

​
Path Parameters

​
Request Body Parameters

​
Returns

Returns a PaymentInstrument object. 
curl https://production.methodfi.com/accounts/acc_4m9amk4KFiaQX/payment_instruments \
  -X POST \
  -H "Method-Version: 2025-12-01" \
  -H "Authorization: Bearer sk_WyZEWVfTcH7GqmPzUPk65Vjc" \
  -H "Content-Type: application/json" \
  -d '{
    "type": "card"
  }'

{
  "success": true,
  "data": {
    "id": "pmt_inst_pd788hPVhLT37",
    "account_id": "acc_GAzrD99cUqGEN",
    "type": "card",
    "card": {
      "number": "5555555555551580",
      "exp_month": "04",
      "exp_year": "2027",
      "billing_zip_code": "12345"
    },
    "network_token": null,
    "inbound_achwire_payment": null,
    "chargeable": true,
    "status": "completed",
    "error": null,
    "created_at": "2025-12-03T19:30:56.039Z",
    "updated_at": "2025-12-03T19:30:56.039Z"
  },
  "message": null
}