# WasteCheck API Documentation ## Docs - [Classify Waste](https://docs.wastecheck.co.uk/api-reference/classify-waste.md): Classify a waste description into EWC codes using AI - [Generate WTN](https://docs.wastecheck.co.uk/api-reference/generate-wtn.md): Generate a fully structured digital Waste Transfer Note - [Verify Carrier](https://docs.wastecheck.co.uk/api-reference/verify-carrier.md): Verify a waste carrier's registration against the Environment Agency register - [Retrieve WTN](https://docs.wastecheck.co.uk/api-reference/wtn-retrieve.md): Retrieve a previously generated Waste Transfer Note - [Authentication](https://docs.wastecheck.co.uk/authentication.md): Learn how to authenticate with the WasteCheck API - [Introduction](https://docs.wastecheck.co.uk/introduction.md): Welcome to the WasteCheck API documentation - [Quickstart](https://docs.wastecheck.co.uk/quickstart.md): Make your first WasteCheck API call in 5 minutes ## OpenAPI Specs - [openapi](https://docs.wastecheck.co.uk/api-reference/openapi.json)