Suggestions for API for CRE data
Looking for some API for CRE data for a software development.

looking for: basic property data, traffic, demographics, etc

I'm getting some info from Costar and Pitney Bowes API. Anyone have any experience?
[{"id": "e5eot2i", "text": "Yes, advice, read the real deal\u2019s article about costar today. Then consider using costar\u2019s data accordingly.\nI\u2019m surprised it wasn\u2019t posted on this sub...\nI just posted it, so sort by new.", "replies": [{"id": "e8dc2kn", "text": "I've googled Real Deal and CoStar but can't seem to find the article you are referring to.  Can you post a link?  ", "replies": [{"id": "e8dhfw3", "text": "https://therealdeal.com/issues_articles/how-costar-became-a-15-billion-dollar-juggernaut/", "replies": [{"id": "e8dld5r", "text": "Thank you!  I've sent it on up the food chain here at work.  We've had some interesting conversations since this has been read!!!  \n", "replies": [], "depth": 4}, {"id": "e8dmrxw", "text": "Thank you!  I've sent it on up the food chain here at work.  We've had some interesting conversations since this has been read!!!  \n", "replies": [], "depth": 4}, {"id": "e8dmsdo", "text": "Thank you!  I've sent it on up the food chain here at work.  We've had some interesting conversations since this has been read!!!  \n", "replies": [], "depth": 4}, {"id": "e8dmt7a", "text": "\nThank you!  I've sent it on up the food chain here at work.  We've had some interesting conversations since this has been read!!!  ", "replies": [], "depth": 4}, {"id": "e8dqr88", "text": "\nThank you!  I've sent it on up the food chain here at work.  We've had some interesting conversations since this has been read!!!  ", "replies": [], "depth": 4}, {"id": "e8dqs5x", "text": "Thank you!  I've sent it on up the food chain here at work.  We've had some interesting conversations since this has been read!!! ", "replies": [], "depth": 4}, {"id": "e8dvoju", "text": "Thank you!  I've sent it on up the food chain here at work.  We've had some interesting conversations since this has been read!!! ", "replies": [], "depth": 4}], "depth": 3}], "depth": 2}], "depth": 1}]