Site ID: Log into monitoring.solaredge.com. Your Site ID is the number in the URL (e.g., monitoring.solaredge.com/solaredge-web/p/site/1234567/...). It's also shown on the Site Admin page.
API Key: In the SolarEdge monitoring portal, go to Admin → Site Access → API Access. Click "Generate API Key" if you don't have one. It looks like a long string of letters and numbers.
Your credentials are sent securely and never stored. We only use them to fetch your production data in real time.