> For clean Markdown of any page, append .md to the page URL. > For a complete documentation index, see https://developers.cash.app/cash-app-pay-partner-api/guides/llms.txt. > For AI client integration (Claude Code, Cursor, etc.), connect to the MCP server at https://developers.cash.app/_mcp/server. # Guides ## Docs - [Welcome](https://developers.cash.app/cash-app-pay-partner-api/guides/welcome.md) - [How Cash App Pay Works](https://developers.cash.app/cash-app-pay-partner-api/guides/product-overview/how-cash-app-pay-works.md) - [Cash App Pay on Desktop and POS Devices](https://developers.cash.app/cash-app-pay-partner-api/guides/product-overview/cash-app-pay-on-desktop-and-pos-devices.md) - [Cash App Pay on Mobile Devices](https://developers.cash.app/cash-app-pay-partner-api/guides/product-overview/cash-app-pay-on-mobile-devices.md) - [Partner with Cash App Pay](https://developers.cash.app/cash-app-pay-partner-api/guides/partnerships/partner-with-cash-app-pay.md) - [Partner Onboarding Requirements](https://developers.cash.app/cash-app-pay-partner-api/guides/partnerships/partner-onboarding-requirements.md) - [Merchant Use Policy](https://developers.cash.app/cash-app-pay-partner-api/guides/partnerships/merchant-use-policy.md) - [Program Rules](https://developers.cash.app/cash-app-pay-partner-api/guides/partnerships/program-rules.md) - [Cash App Pay Integration Basics](https://developers.cash.app/cash-app-pay-partner-api/guides/technical-guides/cash-app-pay-integration-basics.md) - [API Integration Quickstart](https://developers.cash.app/cash-app-pay-partner-api/guides/technical-guides/integrating-with-cash-app-pay/api-integration-quickstart.md) - [Comparing Mobile/Web Environments](https://developers.cash.app/cash-app-pay-partner-api/guides/technical-guides/integrating-with-cash-app-pay/comparing-mobile-web-environments.md) - [Brands and Merchants](https://developers.cash.app/cash-app-pay-partner-api/guides/technical-guides/integrating-with-cash-app-pay/brands-and-merchants.md) - [Security Requirements](https://developers.cash.app/cash-app-pay-partner-api/guides/technical-guides/integrating-with-cash-app-pay/security-requirements.md) - [Optimizing Performance with Request Chaining](https://developers.cash.app/cash-app-pay-partner-api/guides/technical-guides/integrating-with-cash-app-pay/optimizing-performance-with-request-chaining.md) - [Introduction to Cash App Pay APIs](https://developers.cash.app/cash-app-pay-partner-api/guides/technical-guides/api-fundamentals/introduction-to-cash-app-pay-ap-is.md) - [Making Requests](https://developers.cash.app/cash-app-pay-partner-api/guides/technical-guides/api-fundamentals/requests/making-requests.md) - [Signing Requests](https://developers.cash.app/cash-app-pay-partner-api/guides/technical-guides/api-fundamentals/requests/signing-requests.md) - [API Versioning](https://developers.cash.app/cash-app-pay-partner-api/guides/technical-guides/api-fundamentals/requests/api-versioning.md) - [Regions and Localization](https://developers.cash.app/cash-app-pay-partner-api/guides/technical-guides/api-fundamentals/requests/regions-and-localization.md) - [Using API Keys](https://developers.cash.app/cash-app-pay-partner-api/guides/technical-guides/api-fundamentals/requests/using-api-keys.md) - [Error Handling](https://developers.cash.app/cash-app-pay-partner-api/guides/technical-guides/api-fundamentals/errors/error-handling.md) - [Error Code Reference](https://developers.cash.app/cash-app-pay-partner-api/guides/technical-guides/api-fundamentals/errors/error-code-reference.md) - [Idempotency](https://developers.cash.app/cash-app-pay-partner-api/guides/technical-guides/api-fundamentals/idempotency.md) - [Pagination](https://developers.cash.app/cash-app-pay-partner-api/guides/technical-guides/api-fundamentals/pagination.md) - [Reference IDs](https://developers.cash.app/cash-app-pay-partner-api/guides/technical-guides/api-fundamentals/reference-i-ds.md) - [Network API](https://developers.cash.app/cash-app-pay-partner-api/guides/technical-guides/api-fundamentals/network-api.md) - [Customer Request API](https://developers.cash.app/cash-app-pay-partner-api/guides/technical-guides/api-fundamentals/customer-request-api.md) - [Management API](https://developers.cash.app/cash-app-pay-partner-api/guides/technical-guides/api-fundamentals/management-api.md) - [Webhooks Overview - Part 1](https://developers.cash.app/cash-app-pay-partner-api/guides/technical-guides/webhooks/webhooks-overview-part-1.md) - [Webhooks Overview - Part 2](https://developers.cash.app/cash-app-pay-partner-api/guides/technical-guides/webhooks/webhooks-overview-part-2.md) - [Webhook Signature Generation](https://developers.cash.app/cash-app-pay-partner-api/guides/technical-guides/webhooks/webhook-signature-generation.md) - [Payment Flow Operations](https://developers.cash.app/cash-app-pay-partner-api/guides/technical-guides/payment-processing/payment-flow-operations.md) - [On-File Payments](https://developers.cash.app/cash-app-pay-partner-api/guides/technical-guides/payment-processing/on-file-payments.md) - [Incremental Authorization](https://developers.cash.app/cash-app-pay-partner-api/guides/technical-guides/payment-processing/incremental-authorization.md) - [Introduction](https://developers.cash.app/cash-app-pay-partner-api/guides/technical-guides/payment-processing/disputes/introduction.md) - [Dispute Life Cycle](https://developers.cash.app/cash-app-pay-partner-api/guides/technical-guides/payment-processing/disputes/dispute-life-cycle.md) - [Dispute Reports](https://developers.cash.app/cash-app-pay-partner-api/guides/technical-guides/payment-processing/disputes/dispute-reports.md) - [Settlement](https://developers.cash.app/cash-app-pay-partner-api/guides/technical-guides/payment-processing/settlement.md) - [Refunds](https://developers.cash.app/cash-app-pay-partner-api/guides/technical-guides/payment-processing/refunds.md) - [About](https://developers.cash.app/cash-app-pay-partner-api/guides/technical-guides/payouts/about.md) - [Settlements](https://developers.cash.app/cash-app-pay-partner-api/guides/technical-guides/payouts/settlements.md) - [Sandbox Overview](https://developers.cash.app/cash-app-pay-partner-api/guides/technical-guides/sandbox/sandbox-overview.md) - [Sandbox App](https://developers.cash.app/cash-app-pay-partner-api/guides/technical-guides/sandbox/sandbox-app.md) - [Developer Sandbox](https://developers.cash.app/cash-app-pay-partner-api/guides/technical-guides/sandbox/developer-sandbox.md) - [Postman Collection](https://developers.cash.app/cash-app-pay-partner-api/guides/technical-guides/sandbox/postman-collection.md) - [Changelog Details](https://developers.cash.app/cash-app-pay-partner-api/guides/technical-guides/changelog/changelog-details.md) - [Cash App Pay Assets](https://developers.cash.app/cash-app-pay-partner-api/guides/resources/cash-app-pay-assets.md) - [Glossary of Terms](https://developers.cash.app/cash-app-pay-partner-api/guides/resources/glossary-of-terms.md) - [Cash App Pay Status](https://developers.cash.app/cash-app-pay-partner-api/guides/resources/cash-app-pay-status.md) - [App Experience and Usage](https://developers.cash.app/cash-app-pay-partner-api/guides/resources/frequently-asked-questions/app-experience-and-usage.md) - [Customer Identity Verification](https://developers.cash.app/cash-app-pay-partner-api/guides/resources/frequently-asked-questions/customer-identity-verification.md) - [Pay Kit SDK](https://developers.cash.app/cash-app-pay-partner-api/guides/resources/frequently-asked-questions/pay-kit-sdk.md) - [Disputes](https://developers.cash.app/cash-app-pay-partner-api/guides/resources/frequently-asked-questions/disputes.md) - [Settlements](https://developers.cash.app/cash-app-pay-partner-api/guides/resources/frequently-asked-questions/settlements.md) - [Returns and Refunds](https://developers.cash.app/cash-app-pay-partner-api/guides/resources/frequently-asked-questions/returns-and-refunds.md) - [Cash App Support](https://developers.cash.app/cash-app-pay-partner-api/guides/resources/frequently-asked-questions/cash-app-support.md) - [Incentives](https://developers.cash.app/cash-app-pay-partner-api/guides/resources/frequently-asked-questions/incentives.md) - [Transaction Limits and Payment Processing](https://developers.cash.app/cash-app-pay-partner-api/guides/resources/frequently-asked-questions/transaction-limits-and-payment-processing.md) - [Pay Kit Benefits](https://developers.cash.app/cash-app-pay-partner-api/guides/pay-kit-sdk/pay-kit-web-overview/pay-kit-benefits.md) - [Getting Started](https://developers.cash.app/cash-app-pay-partner-api/guides/pay-kit-sdk/pay-kit-web-overview/getting-started.md) - [Technical Reference](https://developers.cash.app/cash-app-pay-partner-api/guides/pay-kit-sdk/pay-kit-web-overview/technical-reference.md) - [React Native Requirements](https://developers.cash.app/cash-app-pay-partner-api/guides/pay-kit-sdk/pay-kit-web-overview/react-native-requirements.md) - [Getting Started](https://developers.cash.app/cash-app-pay-partner-api/guides/pay-kit-sdk/pay-kit-i-os/getting-started.md) - [UI Components](https://developers.cash.app/cash-app-pay-partner-api/guides/pay-kit-sdk/pay-kit-i-os/ui-components.md) - [Advanced Operations](https://developers.cash.app/cash-app-pay-partner-api/guides/pay-kit-sdk/pay-kit-i-os/advanced-operations.md) - [Getting Started](https://developers.cash.app/cash-app-pay-partner-api/guides/pay-kit-sdk/pay-kit-android/getting-started.md) - [UI Components](https://developers.cash.app/cash-app-pay-partner-api/guides/pay-kit-sdk/pay-kit-android/ui-components.md) - [Advanced Operations](https://developers.cash.app/cash-app-pay-partner-api/guides/pay-kit-sdk/pay-kit-android/advanced-operations.md)