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v1

latestOpenAPI 3.1.02026-07-228956435.8 KB
Checkout sessions

Get a checkout session

Retrieves the checkout session with the given id for the live or test mode of the API key used. Use this endpoint to check the current status of the session and, once your customer finishes the payment, the resulting payment_resource.

get/checkout_sessions/{id}

Path parameters

idstring required

Unique identifier for the checkout session to retrieve.

Response

The checkout session.

idstring required

Unique identifier of the checkout session.

object'checkout_session' required

Type of the object. Always checkout_session.

amountinteger nullable required

Amount the session charges your customer, in the smallest unit of currency. For CLP the smallest unit is one peso (CLP has no decimals), so 350000 means $350,000 CLP. For MXN the smallest unit is one centavo, so 350000 means $3,500.00 MXN. null for setup and subscription flow sessions, which do not carry a single amount.

cancel_urlstring nullable required

URL Fintoc redirects your customer to when the payment is not completed. null when the session was created without redirect URLs.

created_atstring date-time required

ISO 8601 timestamp of when the checkout session was created.

currency'CLP' | 'MXN' required

Three-letter ISO 4217 currency code, in uppercase. One of CLP or MXN.

customer_emailstring nullable required

Email of your customer, used to send the payment receipt. null when not provided.

expires_atstring date-time required

ISO 8601 timestamp of when the checkout session expires. After this time your customer can no longer pay the session.

flow'payment' | 'subscription' | 'setup' required

Flow the session runs. One of payment (collects a one-time payment), subscription (starts a recurring subscription), or setup (saves a payment method for future payments).

metadataobject required

Set of key-value pairs you attached to the session.

mode'test' | 'live' required

Mode of the object. live objects use real institution data, test objects use fake data for integration testing.

payment_methodstring nullable required

id of the saved payment method that pays the session. null when the session is not paid with a previously saved payment method.

payment_method_optionsobject required

Configuration of the session's payment methods, keyed by payment method type. Each key matches one of payment_method_types and holds the options you set when creating the session, such as the recipient_account for bank_transfer or the kinds for card. See POST /v2/checkout_sessions for the full shape.

payment_method_typesstring[] required

Payment method types your customer can use to pay the session. One or more of card, bank_transfer, installments, and pac (automatic recurring bank debit).

redirect_urlstring nullable required

URL of the Fintoc-hosted checkout page where your customer completes the payment. Redirect your customer to this URL after creating the session. null for sessions paid through the Fintoc widget instead of a redirect.

save_payment_method'disabled' | 'enabled' | 'null' nullable

Whether the session offers your customer the option to save their payment method for future payments. One of enabled or disabled. Only returned for payment flow sessions; null when not configured.

session_tokenstring nullable required

Token used to initialize the Fintoc widget to pay the session. null for subscription and setup flow sessions and for payments completed outside the widget, like non-embedded card payments.

setup_intentstring nullable required

Unique identifier for the setup intent created by setup and subscription flow sessions. null for other flows and until Fintoc attempts a setup. Retrieve the setup intent's status and error with the setup intent endpoint.

status'created' | 'in_progress' | 'expired' | 'finished' required

Lifecycle status of the session. created until your customer starts paying, in_progress while Fintoc processes the payment, and finished or expired once the session succeeds or expires.

subscriptionstring nullable required

id of the subscription started by a subscription flow session. null until the subscription is created and for other flows.

success_urlstring nullable required

URL Fintoc redirects your customer to after a successful payment. null when the session was created without redirect URLs.

Example response

{
  "id": "cs_li5531onlFDi235",
  "amount": 350000,
  "business_profile": {
    "category": "541100",
    "name": "Test Business",
    "tax_id": "111111111"
  },
  "cancel_url": "https://merchant.com/cancel",
  "created_at": "2026-01-13T18:48:25Z",
  "currency": "CLP",
  "customer": {
    "id": "cus_xK9mPq2RkV3WnDQG",
    "address": {
      "city": "Santiago",
      "country": "cl",
      "line1": "Av. Providencia 123",
      "line2": "Depto 45",
      "postal_code": "7500000",
      "state": "RM"
    },
    "created_at": "2026-01-10T12:30:00Z",
    "email": "customer@example.com",
    "mode": "live",
    "name": "Felipe Castro",
    "phone": "+56912345678",
    "tax_id": {
      "type": "cl_rut",
      "value": "111111111"
    }
  },
  "customer_email": "customer@example.com",
  "expires_at": "2026-01-14T18:48:25Z",
  "flow": "payment",
  "line_items": [
    {
      "price": {
        "currency": "CLP",
        "product": {
          "description": "Monthly gym membership.",
          "image_url": "https://merchant.com/images/membership.png",
          "name": "Gym membership"
        },
        "recurring": {
          "interval": "month",
          "interval_count": 1
        },
        "unit_amount": 350000
      },
      "quantity": 1
    }
  ],
  "mode": "live",
  "payment_method": "pm_xL9mPq2RkV3WnDQG",
  "payment_method_types": [
    "bank_transfer"
  ],
  "payment_resource": {
    "payment_intent": {
      "id": "pi_BO381oEATXonG6bj",
      "amount": 100000,
      "created_at": "2026-01-13T18:48:25Z",
      "currency": "CLP",
      "customer": {
        "mode": "live"
      },
      "customer_email": "customer@example.com",
      "error_reason": "insufficient_funds",
      "metadata": {
        "order_id": "9182"
      },
      "mode": "live",
      "payment_method": "pm_1x7vKQ8oEATXonG6",
      "payment_type": "bank_transfer",
      "payment_type_options": {},
      "reference_id": "90123712",
      "status": "succeeded",
      "subscription": "sub_dJOd4hcZby9XK1Lm",
      "transaction_date": "2026-01-13T18:50:25Z",
      "widget_token": "pi_BO381oEATXonG6bj_sec_aBcDeFgHiJkLmNoP"
    }
  },
  "redirect_url": "https://pay.fintoc.com/cs_li5531onlFDi235",
  "save_payment_method": "enabled",
  "session_token": "eyJhbGciOiJIUzI1NiJ9.eyJpZCI6ImNzX2xpNTUzMSJ9.iV2qAVrqYLuqxF4",
  "setup_intent": "seti_xL9mPq2RkV3WnDQG",
  "status": "created",
  "subscription": "sub_xL9mPq2RkV3WnDQG",
  "success_url": "https://merchant.com/success"
}