205 Reset Content

Done. Now clear your damn form.

What it properly means

Tells the user agent to reset the document that sent the request.

Class
2xx Successful: here you go
Defined in
RFC 9110, section 15.3.6

Get one yourself

This endpoint really answers with 205. Point your client at it and see what it does.

curl -i https://httpcodes.dev/api/205