Yes and many people do. It's risky though because you can also lose money too. Many big poker sites these days have anti-bot detection software but they're not particularly effective. The best way to find bots is when many different players flag a player that they think is a bot.
Pluribus, a new AI bot we developed in collaboration with Carnegie Mellon University, has overcome this challenge and defeated elite human professional players in the most popular and widely played poker format in the world: six-player no-limit Texas Hold'em poker.