I would wager the compute for the OCR is cheap. Just get a beefy local desktop PC, if it runs overnight or even takes a week that's fine.

It's the Google Maps API costs that will sink your project if you can't get them waived as art:

https://mapsplatform.google.com/pricing/

Not sure how many panoramas there are in New York or your metro, but if it's over the free tier you're talking thousands of dollars.