SDK
Software Development Kit
A packaged set of libraries tools examples and documentation for building against a platform or capability.
Plain English
A developer toolkit that makes an integration easier to implement.
In context
An SDK may wrap lower-level APIs provide language-specific types handle authentication and offer testing or debugging utilities.
Example
“The mobile SDK handles session refresh and event batching.”
When you'll hear this
- platform integration
- developer experience
- application development
Common misunderstanding
An SDK is not the underlying service itself and may expose only part of its API.
Also known as
software development kitdeveloper kit
Commonly used by
Related terms
Updated: 2026-08-27
