> ## Documentation Index
> Fetch the complete documentation index at: https://docs.teamapi.ai/llms.txt
> Use this file to discover all available pages before exploring further.

# Services

> A reference for the core backend services that power the self-checkout experience, including links to production URLs, documentation, and integration details.

## Services

Our team manages several backend services that support the self-checkout system, including transaction orchestration, data APIs, and fraud detection. Below are links to the core services, details on how to access them, and integration instructions.

### 1. **Transaction Orchestration Service**

**Platform**: NodeJS Finite State Machine\
**Description**: This service handles the orchestration of retail transactions for the self-checkout experience, ensuring the smooth flow of each transaction through various states. It's a zero-trust service ensuring high security and compliance.\
**Production URL**: [Transaction Orchestration Endpoint](https://api.bestbuy.com/transactions)\
**Access**: Managed through the Azure console. Request access from the engineering team via **[orchestration-access@bestbuy.com](mailto:orchestration-access@bestbuy.com)**.\
**Documentation**: [Orchestration Service Documentation](https://github.com/team/transaction-orchestration/wiki)\
**Azure Management**: Direct access and control through the Azure Portal.\
**Security**: Zero trust architecture; request specific access keys for service interaction.

### 2. **Retail Graph Services (Federated GraphQL Service)**

**Platform**: GraphQL\
**Description**: Retail Graph Services provide federated GraphQL APIs that deliver product, pricing, and inventory data to the front-end applications. This service is crucial for ensuring that the front-end apps can retrieve and display up-to-date information for customers.\
**Production URL**: [GraphQL Endpoint](https://api.bestbuy.com/graphql)\
**Access**: Managed via the Azure console. Request access keys or credentials from **[retail-graph-access@bestbuy.com](mailto:retail-graph-access@bestbuy.com)**.\
**Documentation**: [GraphQL Service Documentation](https://github.com/team/retail-graph-services/wiki)\
**GraphQL Playground**: [GraphQL Playground](https://playground.bestbuy.com/graphql) for testing queries.

### 3. **Backend API Service**

**Platform**: Cloud-based\
**Description**: This service powers the backend for the self-checkout application, handling product information, pricing, inventory, and transaction processing.\
**Production URL**: [API Production Endpoint](https://api.bestbuy.com/checkout)\
**Access**: Contact the **API Team** at **[api-access@bestbuy.com](mailto:api-access@bestbuy.com)** to request API keys and production access.\
**Documentation**: [API Documentation](https://developer.bestbuy.com)\
**Sandbox Environment**: [API Sandbox](https://sandbox-api.bestbuy.com/checkout)

### 4. **Fraud Detection Service**

**Platform**: Forter-integrated Cloud Service\
**Description**: This application integrates with Forter to check transactions for fraud before finalizing the payment.\
**Production URL**: [Fraud Detection Endpoint](https://api.forter.com/fraud-check)\
**Access**: To integrate with this service, request API keys from **[fraud-support@forter.com](mailto:fraud-support@forter.com)**.\
**Documentation**: [Forter Integration Guide](https://www.forter.com/docs)\
**API Documentation**: [Forter API](https://www.forter.com/api)

### Access Information

For access to any of these services, please contact the relevant team via the email addresses provided or follow the documentation links to request access keys or credentials.

### Support

For assistance with service access, integration, or troubleshooting, contact the **[Support Team](mailto:support@bestbuy.com)** or use the **Slack channel `#service-support`** for immediate help.