101
ℹ️ Informational RFC 9110, Section 15.2.2
Switching Protocols
The server agrees to switch protocols as requested by the client via the Upgrade header.
Common Use
Commonly used when upgrading from HTTP to WebSocket connections, or from HTTP/1.1 to HTTP/2 or HTTP/3. Note: 1xx status codes are informational and cannot be sent as a final HTTP response. Our API returns them with status 200 and an X-Original-Status header indicating the original code. See https://developer.mozilla.org/en-US/docs/Web/HTTP/Reference/Status/101
API Endpoint
https://codes.uncodigo.com/http/101 Example with curl
curl -i https://codes.uncodigo.com/http/101 Try It
GET /http/101 Click "Send Request" to see the response...
Example
Request
GET /chat HTTP/1.1
Host: example.com
Upgrade: websocket
Connection: Upgrade Response
HTTP/1.1 101 Switching Protocols
Upgrade: websocket
Connection: Upgrade