AI & the web
Software development kit
A collection of tools and resources for building software for a particular platform or service.
In everyday use
A developer uses a payment provider's SDK to integrate its checkout.
What to keep in mind
An SDK may include libraries and documentation. It is broader than a single API endpoint.
Also searched as: SDK
Further reading
Original explanation and example by Perspectism. Further reading may cover the wider subject, rather than this exact wording. Edition updated 7 October 2026.
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