Have you ever read a book and ended up with questions about certain things after a paragraph? It happens to all of us. Thanks to Matter’s Co-Reader feature, you can get answers to your questions aa you read. No need to switch apps or even type. You just have to tap on a paragraph to see questions. Co-Reader is inspired by Perplexity’s “Related Questions.”
Introducing Co-Reader: Knowledge on Tap
For too long, “AI in reading” has meant 31 flavors of summarization. Today, we’re thrilled to introduce a new feature that feels both intuitive and essential.
Co-Reader anticipates questions as you read, offering instant answers and… pic.twitter.com/dksxJ5vpgs
— Matter (@matter) March 11, 2025