(founder here) We are working on that problem of providing deeper level of search especially on proprietary datasets (think reference works, books, papers etc.). Started off with Arxive papers )We are working on that problem of providing deeper level of search especially on proprietary/ copyright datasets (think reference works, books, papers etc.). We are working with a number of large publishers on this.

We started off with Arxive papers to test out the product- would love to get feedback :)

https://exchange.valyu.network/