Some links:
[1] Project website: http://machinomy.com
[2] Code: https://github.com/machinomy/machinomy
[3] NPM: https://www.npmjs.com/package/machinomy
[4] Gitter Chat: https://gitter.im/machinomy/machinomy
[5] Twitter: https://twitter.com/machinomy
I myself have been hacking on a payment related project which is also in "show" right now: https://news.ycombinator.com/item?id=13446587
Would love to get your feels as you've been thinking about machine-machine transactions quite a lot obviously.
Happy to discuss more over email as well.
* - ok, if you have a payment channel open. A payment channel is an instance of state channels described on http://www.jeffcoleman.ca/state-channels/
It allows you to pay for just one SMS sent instead of having a minimal credit on Twilio, as an example.