# POST /documentprocessing/document/append

> Combine Base64 documents into one with AppendBody: separate them by nothing, a new paragraph or a new section, set DocumentSettings and choose the returnFormat.

- **Product:** DS Server
- **Section:** Documentation
- **Kind:** Endpoint
- **Path:** DS Server > API Reference > Web API > DocumentProcessing > /document/append > POST /documentprocessing/document/append
- **Web URL:** https://docs.textcontrol.com/ds-server/reference/web-api/documentprocessing/document-append/post/
- **LLMs URL:** https://docs.textcontrol.com/ds-server/reference/web-api/documentprocessing/document-append/post/llms.txt
- **LLMs-Full URL:** https://docs.textcontrol.com/ds-server/reference/web-api/documentprocessing/document-append/post/llms-full.txt

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## On This Page

- [Description](https://docs.textcontrol.com/ds-server/reference/web-api/documentprocessing/document-append/post/#description)
- [Examples](https://docs.textcontrol.com/ds-server/reference/web-api/documentprocessing/document-append/post/#examples)
- [Authorization](https://docs.textcontrol.com/ds-server/reference/web-api/documentprocessing/document-append/post/#authorization)
- [Request Parameters](https://docs.textcontrol.com/ds-server/reference/web-api/documentprocessing/document-append/post/#request-parameters)
- [Request Payload](https://docs.textcontrol.com/ds-server/reference/web-api/documentprocessing/document-append/post/#request-payload)
- [Success Response](https://docs.textcontrol.com/ds-server/reference/web-api/documentprocessing/document-append/post/#success-response)
- [Error Response](https://docs.textcontrol.com/ds-server/reference/web-api/documentprocessing/document-append/post/#error-response)

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