Screenshot API by Screenshotlayer
Price: Free - $1/3000 screenshots
Capture high quality screenshots of any URL with Screenshot API. Its REST API is designed for high volume, low cost, and highly customizable use. All new accounts get their first 10,000 screenshots free, no credit card is needed. After that it’s a low and simple flat price of 3,000 screenshots per $1. Screenshot API uses the latest version of Chrome and FireFox for providing highest quality screenshots and allows you to manipulate JavaScript as well.
