Slice the cucumbers into thin rounds or half-moons.
In a small bowl, whisk together the peanut butter, chili oil, rice vinegar, soy sauce, and maple syrup.
Mince the garlic and ginger and add to the dressing.
Thinly slice the green onions and roughly chop the cilantro.
Add the cucumbers, green onions, and cilantro to the dressing and toss to coat.
Serve chilled or at room temperature.
