New: every message picks a fast or a slow model

Invalid Bounce

Invalid Bounce verifies email addresses through a bulk verification API.

What agents can do

Actions1

  • Start bulk verification

    Irreversibly start an asynchronous email-verification job using the connected account's verification quota.

How it connects

You paste an API key from Invalid Bounce on a page Composio hosts, so the key never passes through Definable.

Keep the connection to yourself or share it with your workspace. Any action that writes or sends can wait for your approval.