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SumUp Developer

SDKs

Build on SumUp's APIs with officially supported server-side SDKs.

SumUp maintains open-source SDKs that wrap the public API and handle the heavy lifting of authentication, pagination, and resource helpers. Each package ships with examples and type definitions so you spend less time wiring HTTP requests and more time on your business logic.

Choose Your SDK

Section titled “Choose Your SDK”
  • Node.js – published on npm as @sumup/sdk with first-class TypeScript typings and ESM support.
  • Go – idiomatic Go module github.com/sumup/sumup-go with context-aware clients and pkg.go.dev documentation.
  • Python – sumup-py provides both synchronous and asynchronous clients built on top of httpx.
  • Java – Java 17+ SDK published to Maven Central as com.sumup:sumup-sdk.
  • PHP – Composer package sumup/sumup-php with first-party clients for SumUp APIs.
  • Rust – sumup crate published to crates.io with comprehensive docs at docs.rs.
  • .NET – NuGet package SumUp targeting supported .NET releases.

All SDKs require valid authorisation credentials and work against both sandbox and production environments. After picking an SDK, follow the quickstart guide for installation, environment variables, and example calls.