# Developers

Reference and concept docs for building on the OLET public API, with examples.

Source: https://getolet.com/resources/developers/

- [Quickstart](/resources/developers/quickstart/)
- [Authenticate with API keys and OAuth](/resources/developers/authentication/)
- [Money and quantities](/resources/developers/money-and-quantities/)
- [Pagination and polling](/resources/developers/pagination-and-polling/)
- [Idempotency](/resources/developers/idempotency/)
- [Errors](/resources/developers/errors/)
- [Rate limits](/resources/developers/rate-limits/)
- [Build with AI](/resources/developers/build-with-ai/)
- [Recipe: keep stock levels in sync](/resources/developers/recipe-sync-stock/)
- [Recipe: export yesterday's sales](/resources/developers/recipe-export-sales/)
- [API changelog](/resources/developers/changelog/)
- [Write a whole product in one request](/resources/developers/write-a-product/)
- [Delete and erase through the API](/resources/developers/delete-and-erase/)

[API reference](/resources/developers/reference/)

[OpenAPI spec](/resources/developers/openapi.json)