The HTTP 418 I'm a teapot status code is a humorous response originally created as part of an April Fools RFC.
Published 16 Jul 2026 · HTTP Status Code
The 418 I'm a teapot response was introduced as part of the Hyper Text Coffee Pot Control Protocol joke specification.
Although not intended for real-world use, some applications keep it as an easter egg.
HTTP/1.1 418 I'm a teapotEngineers may encounter 418 responses in custom APIs, demonstrations, or security testing.
418 I'm a teapot is a humorous HTTP status code with limited practical usage.
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