---
updatedAt: 2026-03-01T18:56:09.000Z
agentTools:
  siteIndex: https://techdocs.akamai.com/llms.txt
  projectIndex: https://techdocs.akamai.com/prolexic/llms.txt
---

# 400

Bad Request.

# Sibling pages

* [403](https://techdocs.akamai.com/prolexic/reference/403.md)
* [404](https://techdocs.akamai.com/prolexic/reference/404.md)
* [405](https://techdocs.akamai.com/prolexic/reference/405.md)
* [410](https://techdocs.akamai.com/prolexic/reference/410.md)
* [429](https://techdocs.akamai.com/prolexic/reference/429.md)
* [500](https://techdocs.akamai.com/prolexic/reference/500.md)
* [501](https://techdocs.akamai.com/prolexic/reference/501.md)
* [503](https://techdocs.akamai.com/prolexic/reference/503.md)