Total System Services (TSYS)

Total System Services (TSYS) was a leading global payment solutions provider offering payment processing services to financial and nonfinancial institutions before merging with Global Payments in 2019. TSYS provides an end-to-end payment stack spanning payment gateway services for merchants, card issuing for banks and fintechs, merchant acquiring, virtual card programs, and comprehensive reporting. The TSYS developer portal provides APIs for transaction processing, cardholder management, merchant services, and commercial virtual solutions.

Website: https://www.tsys.com/ Developer Portal: https://developers.tsys.com/ Merchant Documentation: https://docs.tsysmerchant.com/

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APIs

TSYS Payment Gateway

API for processing credit, debit, and prepaid card transactions. Supports authorization, capture, void, refund, and batch settlement operations for card-present and card-not-present scenarios.

• Documentation: https://developers.tsys.com/
• OpenAPI Spec: openapi/tsys-payment-gateway-openapi.yml

TSYS Issuing Platform

API-driven card issuing platform for financial institutions and fintechs to manage card programs, cardholder accounts, spending controls, and dispute management.

• Documentation: https://www.tsys.com/platform
• OpenAPI Spec: openapi/tsys-issuing-openapi.yml

TSYS Merchant Services

Merchant boarding, account management, reporting, and settlement services for acquirers and payment facilitators.

• Documentation: https://docs.tsysmerchant.com/

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Artifacts

OpenAPI Specifications

File	API	Description
tsys-payment-gateway-openapi.yml	Payment Gateway	Merchant transaction processing
tsys-issuing-openapi.yml	Issuing Platform	Card program and cardholder management

Naftiko Capabilities

Workflow Capabilities:

File	Description
capabilities/payment-processing.yaml	Merchant payment acceptance workflow (7 tools)
capabilities/card-issuing.yaml	Card program and cardholder management workflow (9 tools)

Shared Per-API Definitions:

File	API
capabilities/shared/payment-gateway.yaml	TSYS Payment Gateway
capabilities/shared/issuing-platform.yaml	TSYS Issuing Platform

JSON Schemas

File	Resource
json-schema/tsys-transaction-schema.json	Transaction

JSON Structure

File	Resource
json-structure/tsys-transaction-structure.json	Transaction

JSON-LD Context

File	Description
json-ld/total-system-services-context.jsonld	Linked data context for TSYS payment resources

Examples

File	Operation
examples/tsys-process-sale-example.json	Process Sale

Spectral Rules

File	Description
rules/tsys-spectral-rules.yml	API design rules for TSYS OpenAPI specifications

Vocabulary

File	Description
vocabulary/total-system-services-vocabulary.yml	Payment processing vocabulary for TSYS APIs

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Tags

Payments Payment Processing Card Issuing Merchant Services Fintech Financial Services