If you want the whole house, you’ll need to crack the box to get at the phase split as it comes in.

If you want to track individual circuits, you should be able to do it outside the box. It will work with single phase at least,but not sure about dual-phase; but those are usually reserved for heavy appliances like stoves and dryers.

You can get meters that clamp over the wire, no electrician required.

https://www.smarthomeperfected.com/best-smart-home-energy-monitor/

What in the AI generated advertising is this?

Are you using the correct http/https syntax?

In short, the issue was that the battery blinds don’t alert when they are low battery, and he didn’t think to hard-wire them in advance.

Ones that are close enough to power, he’s run some 5v lines on an automation timer.

Best:

Network rack, unifi wifi, and cabling

Home assistant

Zigbee devices.

Smart heating/cooling

Automated lights

Hacked T6Es

Worst:

Batteried smart blinds (with not battery level reporting)

Bed mat sensors (some issues)

Time zones

Simpsons already did it.