Where to find your Home Assistant API key
Your can see and manage your API keys in the portal:
I don’t see an API key on this page
If you do not see an API key here, this means your license is not yet activated.
Select the Home Assistant license and ensure your Home Assistant license is activated - otherwise go through the steps and select your zone
Now go to https://app.electricitymaps.com/settings/api-keys to see and manage your API keys.
How to set up an account
See our full guide