Hi @chrissnape,
Welcome to the Auth0 Community Forum!
API support for passwordless login is in our roadmap, but is not currently available:
http://community.auth0.com/t/api-support-for-passwordless-login-product-roadmap-in-progress/33012
The non-jwt access token is likely an opaque token:
http://community.auth0.com/t/why-is-my-access-token-not-a-jwt/31028
Hope this helps!
Thanks,
Dan