### Comment:
It has an undocumented one, that I had to partially reverse engineer to figure out how to list options. You can do trades with it though :)

### REPLY:
I see, I'll have to take a look... 
 It looks like Alpha Vantage provides free stock quotes (as little as 1min intervals too...): 
 I ran this in chrome and got stock information: 
 https://pastebin.com/mRYnNCvW

### END.