Handing the "Which Model Should I Write With" Decision to AI — How Cursor Router Tackles the Model Bill of Running Agents Nonstop
On July 22, Cursor announced Cursor Router, which automatically selects the AI model to use for each request. It's said to be up to 50% cheaper than pinning to Opus, but concerns remain — such as it being hard to see which model wrote your code. We break down the cost, mechanics, and caveats.