PHPackages                             op-merchant-services/op-payment-service-php-sdk - PHPackages - PHPackages  [Skip to content](#main-content)[PHPackages](/)[Directory](/)[Categories](/categories)[Trending](/trending)[Leaderboard](/leaderboard)[Changelog](/changelog)[Analyze](/analyze)[Collections](/collections)[Log in](/login)[Sign up](/register)

1. [Directory](/)
2. /
3. [Payment Processing](/categories/payments)
4. /
5. op-merchant-services/op-payment-service-php-sdk

Abandoned → [checkout-finland/checkout-finland-php-sdk](/?search=checkout-finland%2Fcheckout-finland-php-sdk)ArchivedLibrary[Payment Processing](/categories/payments)

op-merchant-services/op-payment-service-php-sdk
===============================================

PHP SDK for using Checkout Finland payment service

1.5.0(4y ago)519.7k8MITPHPPHP &gt;=7.3

Since Jun 4Pushed 3y ago1 watchersCompare

[ Source](https://github.com/CheckoutFinland/checkout-finland-php-sdk)[ Packagist](https://packagist.org/packages/op-merchant-services/op-payment-service-php-sdk)[ RSS](/packages/op-merchant-services-op-payment-service-php-sdk/feed)WikiDiscussions master Synced yesterday

READMEChangelog (10)Dependencies (6)Versions (18)Used By (0)

Checkout Finland PHP-SDK
========================

[](#checkout-finland-php-sdk)

⚠️ DEPRECATED
-------------

[](#️-deprecated)

**This SDK has been deprecated**.

All of its functionality now exists as the rebranded [`paytrail/paytrail-php-sdk`](https://github.com/paytrail/paytrail-php-sdk).

---

PHP SDK for using Checkout Finland payment service

Requirements
------------

[](#requirements)

### PHP

[](#php)

- PHP version &gt;= 7.3

### Composer packages

[](#composer-packages)

- [PHPUnit](https://github.com/sebastianbergmann/phpunit) - A programmer-oriented testing framework for running unit tests in PHP.

### Library packages

[](#library-packages)

- [Guzzle](https://github.com/guzzle/guzzle) v6.5.5 - PHP HTTP client for performing HTTP request.

Installation
------------

[](#installation)

Install with Composer:

```
composer require checkout-finland/checkout-finland-php-sdk

```

The package uses PSR-4 autoloader. Activate autoloading by requiring the Composer autoloader:

```
require 'vendor/autoload.php';

```

*Note the path to the vendor directory is relative to your project.*

Folder contents &amp; descriptions
----------------------------------

[](#folder-contents--descriptions)

Folder/FileContent/Descriptionsrc/ExceptionException classes and functionssrc/InterfacesInterface classes and functions for all the related classes to implementsrc/ModelModel classes and functionssrc/RequestRequest classes and functionssrc/ResponseResponse classes and functionssrc/UtilUtility/trait classes and functionssrc/Client.phpClient class and functionslibLibrary packages eg. Guzzletests/unitPHP unit testsexamplesExamplesBasic functionalities
---------------------

[](#basic-functionalities)

### Payments and refunds

[](#payments-and-refunds)

#### Creating payment request

[](#creating-payment-request)

Documentation for creating payment requests can be found in Checkout PSP API [Checkout PSP API reference](https://checkoutfinland.github.io/psp-api/#/?id=create).

#### Creating payment status request

[](#creating-payment-status-request)

Documentation for creating payment status requests can be found in [Checkout PSP API reference](https://checkoutfinland.github.io/psp-api/#/?id=get)

#### Creating refund request

[](#creating-refund-request)

Documentation for creating refund requests can be found in [Checkout PSP API reference](https://checkoutfinland.github.io/psp-api/#/?id=refund)

### Tokenized credit cards and payments

[](#tokenized-credit-cards-and-payments)

#### Creating Add card form request

[](#creating-add-card-form-request)

Documentation for adding tokenized credit card form request can be found in [Checkout PSP API reference](https://checkoutfinland.github.io/psp-api/#/?id=adding-tokenizing-cards)

#### Creating Get token request

[](#creating-get-token-request)

Documentation for Get token request and response can be found in [Checkout PSP API reference](https://checkoutfinland.github.io/psp-api/#/?id=get-token)

#### Creating CIT or MIT payment requests

[](#creating-cit-or-mit-payment-requests)

Documentation for Customer Initiated Transactions (CIT) and Merchant Initiated Transactions (MIT) payment processes using tokenized credit cards can be found in [Checkout PSP API reference](https://checkoutfinland.github.io/psp-api/#/?id=charging-a-token)

###  Health Score

35

—

LowBetter than 79% of packages

Maintenance20

Infrequent updates — may be unmaintained

Popularity28

Limited adoption so far

Community19

Small or concentrated contributor base

Maturity63

Established project with proven stability

 Bus Factor2

2 contributors hold 50%+ of commits

How is this calculated?**Maintenance (25%)** — Last commit recency, latest release date, and issue-to-star ratio. Uses a 2-year decay window.

**Popularity (30%)** — Total and monthly downloads, GitHub stars, and forks. Logarithmic scaling prevents top-heavy scores.

**Community (15%)** — Contributors, dependents, forks, watchers, and maintainers. Measures real ecosystem engagement.

**Maturity (30%)** — Project age, version count, PHP version support, and release stability.

###  Release Activity

Cadence

Every ~60 days

Recently: every ~101 days

Total

15

Last Release

1686d ago

PHP version history (3 changes)1.0.0PHP ^7.1

1.3.3PHP &gt;=7.1

1.3.4PHP &gt;=7.3

### Community

Maintainers

![](https://avatars.githubusercontent.com/u/29627404?v=4)[Joonas Loueranta](/maintainers/loueranta)[@loueranta](https://github.com/loueranta)

---

Top Contributors

[![mrkimmok](https://avatars.githubusercontent.com/u/54927315?v=4)](https://github.com/mrkimmok "mrkimmok (18 commits)")[![loueranta-paytrail](https://avatars.githubusercontent.com/u/93136005?v=4)](https://github.com/loueranta-paytrail "loueranta-paytrail (9 commits)")[![adam-hrin-solteq](https://avatars.githubusercontent.com/u/45386934?v=4)](https://github.com/adam-hrin-solteq "adam-hrin-solteq (6 commits)")[![villepietarinen](https://avatars.githubusercontent.com/u/5517842?v=4)](https://github.com/villepietarinen "villepietarinen (4 commits)")[![traone](https://avatars.githubusercontent.com/u/149879?v=4)](https://github.com/traone "traone (3 commits)")[![mpesari](https://avatars.githubusercontent.com/u/11061725?v=4)](https://github.com/mpesari "mpesari (2 commits)")[![eerohakio](https://avatars.githubusercontent.com/u/31061105?v=4)](https://github.com/eerohakio "eerohakio (2 commits)")[![onnimonni](https://avatars.githubusercontent.com/u/5691777?v=4)](https://github.com/onnimonni "onnimonni (2 commits)")[![ernoferrari](https://avatars.githubusercontent.com/u/71705760?v=4)](https://github.com/ernoferrari "ernoferrari (2 commits)")[![tommireinikainen](https://avatars.githubusercontent.com/u/17550?v=4)](https://github.com/tommireinikainen "tommireinikainen (1 commits)")[![roopesalminen](https://avatars.githubusercontent.com/u/41430931?v=4)](https://github.com/roopesalminen "roopesalminen (1 commits)")[![ernofi](https://avatars.githubusercontent.com/u/17646172?v=4)](https://github.com/ernofi "ernofi (1 commits)")

---

Tags

checkout-finlandphp-sdkpayment service providerCheckout Finland

###  Code Quality

TestsPHPUnit

Code StylePHP\_CodeSniffer

### Embed Badge

![Health badge](/badges/op-merchant-services-op-payment-service-php-sdk/health.svg)

```
[![Health](https://phpackages.com/badges/op-merchant-services-op-payment-service-php-sdk/health.svg)](https://phpackages.com/packages/op-merchant-services-op-payment-service-php-sdk)
```

###  Alternatives

[paytrail/paytrail-php-sdk

PHP Software Development Kit for Paytrail payment service

11423.0k5](/packages/paytrail-paytrail-php-sdk)[zaporylie/vipps

PHP SDK for Vipps

28389.1k](/packages/zaporylie-vipps)[sevaske/php-zatca-xml

An unofficial PHP library for generating ZATCA Fatoora e-invoices. This library facilitates the creation of compliant e-invoices, QR Codes, and certificates, as well as the submission of e-invoices to ZATCA's servers. It provides developers with an easy-to-use, customizable, and robust toolkit to integrate and automate ZATCA e-invoicing processes in PHP applications.

193.3k1](/packages/sevaske-php-zatca-xml)

PHPackages © 2026

[Directory](/)[Categories](/categories)[Trending](/trending)[Changelog](/changelog)[Analyze](/analyze)
