How do you know when it’s time to increase your SaaS pricing?

Pricing is something many founders struggle with

You want to keep your product affordable, especially for early users

But as the product improves and more value gets added, keeping the same price might not make sense anymore

The difficult part is knowing when customers are ready to pay more

For SaaS founders, what made you increase your pricing for the first time? Did users accept it or was it difficult?