index.md

---
title: HTTP/3
slug: Glossary/HTTP_3
page-type: glossary-definition
---

{{GlossarySidebar}}

**HTTP/3** is the upcoming major revision of the [HTTP network protocol](/en-US/docs/Web/HTTP/Basics_of_HTTP), succeeding {{glossary("HTTP 2", "HTTP/2")}}.

The major point of HTTP/3 is that it uses a new {{glossary("UDP")}} protocol named QUIC, instead of {{glossary("TCP")}}.

## See also

- [HTTP on MDN](/en-US/docs/Web/HTTP)
- [HTTP/3](https://en.wikipedia.org/wiki/HTTP/3) on Wikipedia
- [Glossary](/en-US/docs/Glossary)

  - {{glossary("HTTP")}}
  - {{glossary("HTTP 2")}}
  - {{glossary("Latency")}}