When to use this
Print the QR on an invoice, receipt, or point-of-sale sign. Customer scans, lands on the secure Paytia checkout, pays.
Endpoint
POST https://accounts.paytia.com/api/payment_service
Try it
Paste your sandbox key, edit any field, and hit Execute. Nothing is stored — the key travels to the Paytia proxy and the response comes straight back.
Sandbox or live key — nothing is stored.
String: WEBHOOK TRANSACTION URL FOR PAYMENT STAGE (URL on which we will send payment gateway response to the third party)
String: WEBHOOK URL FOR PAYMENT STAGE (Specify the call back URL you want to receive webhook notifications to) (In the case of linktopay: this will be the linktopay_url you want the Link to pay response to be sent)
Decimal: A numeric value for the transaction gross charge stated to two decimal places
Number: The numeric ID number of the agent is up to 6 digits long, required with telephony payments. The length of this field is set by the Paytia platform so please check what your account is set to. By default, Paytia uses three-digit ID numbers for agents allowing 999 agent values to be utilised.
String: Paytia required value for Agent Name
String: Invoice Reference Number (this field is mapped and passed to the final payment gateway connector in ) for referencing the order. Note: on some payment gateways this is unique field meaning the payment gateway will reject repeat values that are not unique).
String: use for accounting purposes. This is also posted onto the associated payment gateway where the payment gateway supports additional payment metadata fields.
Decimal: A numeric value for the transaction gross charge stated to two decimal places. This is used to send a reserve (secondary) amount. If transaction_flag = 2 (Reserve/charge), reserve_amount can be set as amount to be reserved on a payment card, and the amount field will be the amount that needs to be charged immediately. If the transaction_flag = 3 (Reserve), the reserve_amountvalue only will be reserved on the card for payment capture later in a payment flow.
String: First name of the card holder
String: Last name (surname) of the card holder
String: Allows a value to be passed for the customer's company name. This is displayed on the payment page the customer views to complete their payment.
String: Billing address line 1, used in AVS check.
Two letter country code defined in ISO 3166-1
String: Billing city.
String: Billing street.
String: Billing country/state
String: Billing postal code, used in AVS check
String: Cardholder country code (in two alpha character ISO format)
String: Recipient's first names.
String: Recipient's last name.
String: Billing address line 1, used in AVS check.
String: Shipping city.
String: Shipping Postal code/Zipcode
String: Shipping country/state
String:Two-letter country code defined in ISO 3166-1
String: Three alpha character values (If null then the default currency will pick up from merchant account according to country set) Currenly currency is controlled only from Operating settings in the merchant portal https://demo.pay729.{domain_extension}/merchant/addon_license_country
String: ISO country code (2 alpha characters) (If null then the default language will be picked up from merchant country code set on the Paytia admin portal)
Numeric: Set the link expiry timer (integer value in seconds) 0 default value (link will not expire)
Integer: Enum (0 - 1) This controls linktopay url for payment 0 = will send linktoapy url and webhook response to webhook url 1 = return linktopay_url in response 0 is active by default
Integer: Enum (0 - 2)This controls Paytia returning the form the agent will see showing/allowing the payment data to be captured 0 = It will not return Iframe url 1 = It will return Iframe url in response 2 = blank request accepted and will return Iframe url 0 is active by default Note: Set agent form to 0 if using payment links with a bot service where no agent is involved.
Integer: Enum (0 - 1) Lock the fields on the agent form so they cannot be edited 0 = unlocked 1 = locked
Numeric: This field control if instructing Paytia to send a link as an email to an email address you provide. 0 = disabled 1 = send using Paytia email service 2 = send using Paytia merchant customised email server settings 0 is the default value
String: Used to provide Paytia with the email address to send the link to the customer on If an email address is present and the send_email value is not set to 0 then Paytia will not return a web_payment_form URL
Integer: send_receipt requires a licence called "Receipt to the customer" to be active on your account. 0 = off (by default) 1 = on / send email receipt to the email_address value passed
Integer: Enum (0 - 1) This activates adding a custom logo to the transaction payment form customers see when paying. The custom logo is uploaded in the Paytia merchant portal, Settings menu. 0 = disabled 1 = use the custom logo setup on the Paytia merchant portal 0 will be the default value
String: This adds a description of goods/service purchased value to the customer payment form. Max characters = 100
Integer: Enum (0 - 9) 0 = Phone - None required = immediate charge 1 = Phone - Capture - Tokenisation only (ensure you send 0.00 in amount) 2 = Phone - Pre-auth (Capture to pre-auth (reserve) and take an immediate payment) 3 = Phone - Pre-auth only (set a reserve on a card and return a transaction token) 4 = Link to Pay 5 = Phone - Recurring payment 6 = Bank to bank payments (to be added) 7 = Phone - Rolling reserve (Stripe only) 8 = Checkout payment type (used for "Checkout" in thirdparty/payment_service and API/payment_service) 9 = Bank outbound payment processing
Stripe ONLY: This works when transaction_flag is set to 4 Action - 0 = not used 1 = Reserve payment link 2 = Capture card (TOKEN) 3 = Recurring payment schedule 4 = Capture (TOKEN) then charge an immediate amount
Integer: Enum (0 - 3) This controls Paytia generating a payment link or a QR code. 0 = Payment link generated 1 = QR code generated (email_address is required in order for the generated QR code to be sent to a customer) 2 = QR code is returned in the webhook_url 0 is active by default
String: A 'UNQUIQUE' ID value for the transaction. This is passed back with each webhook response so you can track the transaction flow.
Integer: This value is used to switch the value passed in reference_number and reference_id so that 0 = show the reference_id field in the Paytia ACA user webform screen and send to reference_id to the PSP as the reference number field. 1 = show the reference_number value in the ACA screen and pass both reference_id and reference number to PSP.
Integrer: Contols the sending of the message format Email vs SMS message delviery. 1 is the default setting 1 = Send email message format 2 = Send SMS message format
Integrer: Is Embedded URL - Used when posting to the Paytia URL endpoint api/payment_service. If you send value=1 in the is_embedded_url field Paytia will return the payment checkout page as an Iframe URL in the post response. Note: used with transaction_flag=8
Integrer: Turns on SMS sending 0 = Disabled (do not send SMS) 1 = send SMS message This is the default setting. 1 = Send SMS message
String: Country Phonecode - allows Paytia to insert the correct country dialling code for you i.e. GB will be inserted as +44 Please ensure you send the value as a two alpha character ISO format e.g. GB Note: used with transaction_flag=8
String: PhoneNumber - allows the passing of the customers preffered telephone number excluding the country code or the leading Zero digit. This will be shown with the country code you sent in. Note: used with transaction_flag=8
Integrer: Secure code generates a unique 4 digit numeric code agents share with customs who can then verify the message received's trust by matchin gthe secure code value received. 0 = disabled 1 = generate and send secure code
curl --location --request POST 'https://accounts.paytia.com/api/payment_service' \
--header 'X-API-KEY: YOUR_API_KEY' \
--form 'webhook_url_transaction={ADD YOUR WEBHOOK URL HERE}' \
--form 'webhook_url={ADD YOUR WEBHOOK URL HERE}' \
--form 'amount=0.00' \
--form 'agent_id=0100' \
--form 'agent_name=Agent Name' \
--form 'reference_number=r{visible reference number}' \
--form 'account_number={Visible account number}' \
--form 'reserve_amount=0.00' \
--form 'firstname=Firstname' \
--form 'lastname=Lastname' \
--form 'company_name=company_name' \
--form 'billinghouseno=10' \
--form 'billingcountry=GB' \
--form 'billingcity=Billingcity' \
--form 'billingstreet=Billingstreet' \
--form 'billingstate=Billingstate' \
--form 'billingpostcode={Postal Code}' \
--form 'countrycode=GB' \
--form 'shippingfirstname=Shippingfirstname' \
--form 'shippinglastname=Shippinglastname' \
--form 'shippinghouseno=10' \
--form 'shippingcity=Southampton' \
--form 'shippingpostcode={Postal Code}' \
--form 'shippingstate=Hampshire' \
--form 'shippingcountry=GB' \
--form 'currency_code=GBP' \
--form 'languagecode=EN' \
--form 'link_expiry=300' \
--form 'linktopay_url=1' \
--form 'web_agent_form=1' \
--form 'web_agent_form_lock=0' \
--form 'email_send=1' \
--form 'email_address=demo+billing-customer@paytia.com' \
--form 'send_receipt=1' \
--form 'custom_logo=1' \
--form 'saledescription=Product purchase' \
--form 'transaction_flag=4' \
--form 'payment_link_type=0' \
--form 'link_type=0' \
--form 'reference_id={unique reference number}' \
--form 'reference_flag=0' \
--form 'payment_link_via=2' \
--form 'is_embedded_url=0' \
--form 'sms_send=1' \
--form 'country_phonecode=GB' \
--form 'phone_number={Customer'\''s mobile number excluding lead zero}' \
--form 'secure_code=1'No response yet. Paste your key, tweak the values, and click Execute.
Fields
Full field-by-field reference below. Required vs optional varies by flow — the try-it explorer above starts with sensible defaults.
| Field | Type | Description |
|---|---|---|
| webhook_url_transaction | text | String: WEBHOOK TRANSACTION URL FOR PAYMENT STAGE (URL on which we will send payment gateway response to the third party) |
| webhook_url | text | String: WEBHOOK URL FOR PAYMENT STAGE (Specify the call back URL you want to receive webhook notifications to) (In the case of linktopay: this will be the linktopay_url you want the Link to pay response to be sent) |
| amount | text | Decimal: A numeric value for the transaction gross charge stated to two decimal places |
| agent_id | text | Number: The numeric ID number of the agent is up to 6 digits long, required with telephony payments. The length of this field is set by the Paytia platform so please check what your account is set to. By default, Paytia uses three-digit ID numbers for agents allowing 999 agent values to be utilised. |
| agent_name | text | String: Paytia required value for Agent Name |
| reference_number | text | String: Invoice Reference Number (this field is mapped and passed to the final payment gateway connector in ) for referencing the order. Note: on some payment gateways this is unique field meaning the payment gateway will reject repeat values that are not unique). |
| account_number | text | String: use for accounting purposes. This is also posted onto the associated payment gateway where the payment gateway supports additional payment metadata fields. |
| reserve_amount | text | Decimal: A numeric value for the transaction gross charge stated to two decimal places. This is used to send a reserve (secondary) amount. If transaction_flag = 2 (Reserve/charge), reserve_amount can be set as amount to be reserved on a payment card, and the amount field will be the amount that needs to be charged immediately. If the transaction_flag = 3 (Reserve), the reserve_amountvalue only will be reserved on the card for payment capture later in a payment flow. |
| firstname | text | String: First name of the card holder |
| lastname | text | String: Last name (surname) of the card holder |
| company_name | text | String: Allows a value to be passed for the customer's company name. This is displayed on the payment page the customer views to complete their payment. |
| billinghouseno | text | String: Billing address line 1, used in AVS check. |
| billingcountry | text | Two letter country code defined in ISO 3166-1 |
| billingcity | text | String: Billing city. |
| billingstreet | text | String: Billing street. |
| billingstate | text | String: Billing country/state |
| billingpostcode | text | String: Billing postal code, used in AVS check |
| countrycode | text | String: Cardholder country code (in two alpha character ISO format) |
| shippingfirstname | text | String: Recipient's first names. |
| shippinglastname | text | String: Recipient's last name. |
| shippinghouseno | text | String: Billing address line 1, used in AVS check. |
| shippingcity | text | String: Shipping city. |
| shippingpostcode | text | String: Shipping Postal code/Zipcode |
| shippingstate | text | String: Shipping country/state |
| shippingcountry | text | String:Two-letter country code defined in ISO 3166-1 |
| currency_code | text | String: Three alpha character values (If null then the default currency will pick up from merchant account according to country set) Currenly currency is controlled only from Operating settings in the merchant portal https://demo.pay729.{domain_extension}/merchant/addon_license_country |
| languagecode | text | String: ISO country code (2 alpha characters) (If null then the default language will be picked up from merchant country code set on the Paytia admin portal) |
| link_expiry | text | Numeric: Set the link expiry timer (integer value in seconds) 0 default value (link will not expire) |
| linktopay_url | select | Integer: Enum (0 - 1) This controls linktopay url for payment 0 = will send linktoapy url and webhook response to webhook url 1 = return linktopay_url in response 0 is active by default |
| web_agent_form | select | Integer: Enum (0 - 2)This controls Paytia returning the form the agent will see showing/allowing the payment data to be captured 0 = It will not return Iframe url 1 = It will return Iframe url in response 2 = blank request accepted and will return Iframe url 0 is active by default Note: Set agent form to 0 if using payment links with a bot service where no agent is involved. |
| web_agent_form_lock | select | Integer: Enum (0 - 1) Lock the fields on the agent form so they cannot be edited 0 = unlocked 1 = locked |
| email_send | select | Numeric: This field control if instructing Paytia to send a link as an email to an email address you provide. 0 = disabled 1 = send using Paytia email service 2 = send using Paytia merchant customised email server settings 0 is the default value |
| email_address | text | String: Used to provide Paytia with the email address to send the link to the customer on If an email address is present and the send_email value is not set to 0 then Paytia will not return a web_payment_form URL |
| send_receipt | select | Integer: send_receipt requires a licence called "Receipt to the customer" to be active on your account. 0 = off (by default) 1 = on / send email receipt to the email_address value passed |
| custom_logo | select | Integer: Enum (0 - 1) This activates adding a custom logo to the transaction payment form customers see when paying. The custom logo is uploaded in the Paytia merchant portal, Settings menu. 0 = disabled 1 = use the custom logo setup on the Paytia merchant portal 0 will be the default value |
| saledescription | text | String: This adds a description of goods/service purchased value to the customer payment form. Max characters = 100 |
| transaction_flag | select | Integer: Enum (0 - 9) 0 = Phone - None required = immediate charge 1 = Phone - Capture - Tokenisation only (ensure you send 0.00 in amount) 2 = Phone - Pre-auth (Capture to pre-auth (reserve) and take an immediate payment) 3 = Phone - Pre-auth only (set a reserve on a card and return a transaction token) 4 = Link to Pay 5 = Phone - Recurring payment 6 = Bank to bank payments (to be added) 7 = Phone - Rolling reserve (Stripe only) 8 = Checkout payment type (used for "Checkout" in thirdparty/payment_service and API/payment_service) 9 = Bank outbound payment processing |
| payment_link_type | select | Stripe ONLY: This works when transaction_flag is set to 4 Action - 0 = not used 1 = Reserve payment link 2 = Capture card (TOKEN) 3 = Recurring payment schedule 4 = Capture (TOKEN) then charge an immediate amount |
| link_type | select | Integer: Enum (0 - 3) This controls Paytia generating a payment link or a QR code. 0 = Payment link generated 1 = QR code generated (email_address is required in order for the generated QR code to be sent to a customer) 2 = QR code is returned in the webhook_url 0 is active by default |
| reference_id | text | String: A 'UNQUIQUE' ID value for the transaction. This is passed back with each webhook response so you can track the transaction flow. |
| reference_flag | select | Integer: This value is used to switch the value passed in reference_number and reference_id so that 0 = show the reference_id field in the Paytia ACA user webform screen and send to reference_id to the PSP as the reference number field. 1 = show the reference_number value in the ACA screen and pass both reference_id and reference number to PSP. |
| payment_link_via | select | Integrer: Contols the sending of the message format Email vs SMS message delviery. 1 is the default setting 1 = Send email message format 2 = Send SMS message format |
| is_embedded_url | select | Integrer: Is Embedded URL - Used when posting to the Paytia URL endpoint api/payment_service. If you send value=1 in the is_embedded_url field Paytia will return the payment checkout page as an Iframe URL in the post response. Note: used with transaction_flag=8 |
| sms_send | select | Integrer: Turns on SMS sending 0 = Disabled (do not send SMS) 1 = send SMS message This is the default setting. 1 = Send SMS message |
| country_phonecode | text | String: Country Phonecode - allows Paytia to insert the correct country dialling code for you i.e. GB will be inserted as +44 Please ensure you send the value as a two alpha character ISO format e.g. GB Note: used with transaction_flag=8 |
| phone_number | text | String: PhoneNumber - allows the passing of the customers preffered telephone number excluding the country code or the leading Zero digit. This will be shown with the country code you sent in. Note: used with transaction_flag=8 |
| secure_code | select | Integrer: Secure code generates a unique 4 digit numeric code agents share with customs who can then verify the message received's trust by matchin gthe secure code value received. 0 = disabled 1 = generate and send secure code |