We’re about to ship one on saasco. Works out at .25c/1k emails for members. No per subscriber or monthly commitments. LMK if you’re keen to check it out [email protected]

You could build this on saasco, we just charge the infra costs and you don't have to manage anything. Check out #saasco

Costs about $1/100k page views

It's API first so you can retrieve any data you want and display it in your site.
Shoot me an email [email protected] if you want to check it out.

so cool