Back to HTTP Check Tool
1xx · Informational

100Continue

The server has received the request headers and the client should proceed.

What is HTTP 100?

The 100 Continue status indicates that the server has received the request headers and the client should proceed to send the request body. This is used when the client wants to send a large request body and checks with the server first.

Check a URL in real-time

Use our HTTP ping tool to check the actual status code of any URL.

Try httping.io →

Common Use Cases

  • Large file upload pre-check
  • POST requests with Expect: 100-continue header

Quick Facts

Code100
Category1xx
TypeInformational

Related 1xx Codes