> For the complete documentation index, see [llms.txt](https://oci-pronghorn.gitbook.io/pronghorn/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://oci-pronghorn.gitbook.io/pronghorn/chapter-4-api.md).

# Chapter 4: APIs

- [Writing to Pipes](https://oci-pronghorn.gitbook.io/pronghorn/chapter-4-api/writing-to-pipes.md)