In order to accept GRAT tokens on your existing Stellar account you have to create a trusline. You can do this using any official Stellar wallet, trading client or exchange service like,, or any other Stellar-compatible services listed here:

Below is the example with

  1. Navigate to
  2. Click 'Login' button
  3. Click 'Login with key' button
  4. Enter your secret key (here you can find how to get you secret key from Gratzio wallet)
  5. Click 'Log in' button
  6. Click 'Accept and Continue' 
  7. Click 'Accept assets' on the top bar menu
  8. Enter In section 'Accept asset via anchor domain' in 'Anchor Domain' field 
  9. Wait for a few seconds until it loads
  10. Click 'Accept GRAT'
  11. Now your account is ready to accept GRAT tokens.