One More Pedal: What Pedal Four Adds to the Windsurf Loop

Pedal Four is a four-pedal USB foot switch with the driver built into the device itself, so it works the moment you plug it in, with nothing installed on the host machine. Where Pedal Three covers accept, reject, and push-to-talk, the fourth pedal gives you room for whatever action comes right after those three most often in your Cascade review loop.

What would the fourth pedal actually do?

That depends on your workflow, and the honest answer is we can't tell you which key to bind it to, map it to whichever action you find yourself reaching for a hand to do right after accepting or rejecting a step: moving to the next file in a multi-step plan, re-running a check, or whatever repetitive click follows a review decision most often in your setup. Each pedal substitutes for a mouse click, a keystroke, or any key you assign, so the binding is entirely up to you.

Is plug and play a real claim here?

Yes. Unlike Pedal Three, whose configuration utility is Windows-first, Pedal Four's driver lives on the device, so reprogramming and using it both work the moment it's connected, on any platform. If you're on macOS or Linux and don't want to touch a Windows machine to set up your pedals, that's the practical reason to pick this one over the three-pedal unit.

Why does it cost more than a macropad?

Because foot pedals carry a much higher United States import duty than a macropad does, and that shows up directly in the price of a fairly simple mechanical device. We'd rather say that plainly than have the price look unexplained.

Who else ends up buying a four-pedal switch?

Code review is one use for four independently programmable pedals, but it isn't the only one people buy this for. Streamers use the same four pedals for scene switching, mute, and record in their broadcast software, and some buyers run it for medical or industrial dictation work that has nothing to do with an IDE. That fourth pedal is part of what makes it useful outside code review too, which is worth knowing if a foot switch is going to do double duty on your desk.

Who should stick with three pedals, or none?

If you can't immediately name what the fourth pedal would do, don't buy a fourth pedal. The three-pedal unit already covers accept, reject, and talk, which is the core of the Cascade review loop, and an idle pedal on the floor is just something to trip over. And if you don't review agent output often enough to have a repeated one-hand-off-the-keyboard motion in the first place, a keyboard shortcut costs nothing.

Details on the Pedal Four product page; the simpler three-pedal version is covered in our Pedal Three guide, the same four-pedal setup for a terminal agent is in our Codex CLI notes, and more Windsurf hardware is under this tag.