Install Merlin AI

With Web Highlights, you can easily highlight text on any website or PDF and create notes. It's free and easy to use without signing up. In our eyes the best online PDF and web highlighter extension.

Transform any text into natural-sounding speech with this free ChatGPT-powered text-to-speech tool. We've tested its capabilities on short articles and lengthy PDFs.

Merlin AI is a browser extension and web app that unifies top AI models (ChatGPT, Claude, Gemini, Mistral) for research, summarizing, writing, coding, diagramming, translation, and more—directly in yo