Delta requires an API key to make deals. To make deals, you need to get an API token. You can get an API token from here.
Alternatively, you can also get an API token by running the following request:
curl --location --request GET 'https://auth.estuary.tech/register-new-token'
{
"expires": "2123-02-03T21:12:15.632368998Z",
"token": "<API_KEY>"
}