Remove the seeds from your cucumbers by slicing the cucumber in half lengthwise and scraping out the seeds using a spoon.
Dice the cucumbers and add them to a mixing bowl.
Add the chiles and chopped cilantro.
In a small bowl, whisk together the vinegar, agave, lime juice, red pepper flakes, salt, and pepper. add to the cucumber mixture and toss to coat. Keep refrigerated until ready to serve.