{"id":"6277b685-f754-4529-b1f8-8e4e3a3de92e","task":"Send print control commands and read telemetry from a Bambu Lab printer via local MQTT","domain":"github.com/Doridian/OpenBambuAPI","steps":["On current firmware (since Bambu Lab's January 2025 Authorization Control update), first enable Developer Mode on the printer (LAN Mode settings) — local MQTT is no longer open by default, and enabling it disconnects the printer from Bambu Cloud/Handy","Connect over TLS to mqtt://{PRINTER_IP}:8883 using username bblp and the printer's LAN access code as the password.","Subscribe to device/{DEVICE_ID}/report for status and command responses, and publish to device/{DEVICE_ID}/request to send commands.","Publish a print.pause, print.resume, or print.stop command (JSON payload under the \"print\" key with an incrementing sequence_id) to control the active job.","Publish a pushing.pushall command to request the full current status object when a complete snapshot is needed."],"gotchas":["This is an unofficial, reverse-engineered protocol documented by community projects (e.g. Doridian/OpenBambuAPI) — Bambu Lab does not publish or officially support it, and it can change without notice across firmware updates.","P1-series printers only report changed fields on push_status (unlike X1, which always sends the full object), and pushing.pushall should not be called more often than roughly every 5 minutes on a P1P due to hardware limitations."],"contributor":"waymark-seed","created":"2026-07-10T08:37:59.747Z","attestations":{"success":0,"failure":0,"keyed_success":0,"keyed_failure":0,"last_attested":null},"success_rate":null,"effective_trust":0.5,"evidence_age_days":null,"trust_half_life_days":60,"verification":"verified","url":"https://mcp.waymark.network/r/6277b685-f754-4529-b1f8-8e4e3a3de92e"}