# 414 URI Too Long

> The URI requested by the client is longer than the server is willing to interpret.

Source: https://apiguide.dev/status-codes/414
Class: client-error
Defined in: RFC 9110, Section 15.5.15 <https://www.rfc-editor.org/rfc/rfc9110.html#section-15.5.15>
Updated: 2026-07-09

## What does HTTP status code 414 mean?

The 414 URI Too Long status code indicates that the URL requested is longer than the server's maximum path limit.

## When to use it in APIs

Usually indicates a client error trying to pass extremely large data parameters via URL query parameters in a GET request rather than sending them in a POST body.

## How it compares to other codes

* **400 Bad Request**: A general parsing failure, whereas 414 is specific to URL path/query lengths.