Given that Apple has raised the price of the 9th Generation iPad to $549 on their website, and that the 10th Generation base iPad will now be considerably more expensive when released on the 26th of October 2022 ($749 for 64GB of storage), this seems like a good deal.
If you have eBay Plus you may be able to purchase one for $459.99 if you have been sent a unique code.
Man $750 for a base model with 64 gigs is daylight robbery