Tesla
AC-coupled battery
Powerwall 2 / Powerwall+
Core integration+2 moreLocal or cloudControlEnergy Dashboard
The local gateway API is read-mostly; writable reserve/mode usually go through Tesla Fleet or Teslemetry.
Tesla
How Tesla inverters and batteries show up in Australian Home Assistant setups. Notes are community maintained.
Tesla
hybrid inverter + battery
Powerwall 3
Core integration+2 moreLimited localControlEnergy partial
Powerwall 3 exposes a more restricted local HTTP API than Powerwall 2; Powerwall 1 is unsupported.