Loxone API Docs

Transport

WebSocket	`ws://{host}/ws/rfc6455`
HTTP mirror	`GET http://{host}/{command}`
Default port	80 (HTTP) / 443 (HTTPS)

Control Command Format

Pattern	`jdev/sps/io/{uuid}/{cmd}`
With value	`jdev/sps/io/{uuid}/{cmd}/{val}`
UUID source	`GET /data/LoxAPP3.json`

Auth Flow

1	`GET /jdev/cfg/api`
2	`GET /jdev/cfg/getPublicKey`
3	`GET /jdev/sys/gettoken/…`
4+	`GET /jdev/sys/authwithtoken/…`

State Updates (WebSocket push)

Format	`{stateUuid}:{value}`
Map UUIDs	from `control.states` in LoxAPP3

Reverse-engineered from the Loxone App bundle (ftp://:21/web/commonv2.agz) and the Lox AudioServer TypeScript source (src/) which is a community project — not an official Loxone document.