A flat base per plan with calls included, then a price per 100,000 calls. A call is one tool invocation through the gateway; listing tools is free. Set a spend cap and the gateway stops before your bill does.
Move the slider to your real volume. A busy coding session is a few hundred calls; a small team lands between 100k and 1M a month.
Unlimited environments and tools. Overage only starts past 100,000 calls.
Start with ProMost people start with a config file per machine. It works until the second laptop, the second agent or the second person.