Bookify, Answers from Your Own Documents in Seconds.
An AI knowledge platform that turns PDFs, books, websites and video into a conversation, built so every answer can be traced back to the page it came from.
- Industry
- AI Document Intelligence
- Services
- AI development, Product engineering
- Timeline
- 14 weeks to launch
- Engagement
- Fixed scope, then retainer

The problem
People pasted chapters into a chat window and got confident answers with no way to check them.People were pasting chapters into a chat window and getting confident answers with no way to check them. For anything that mattered, the checking took longer than reading the source would have.
What we did
Retrieval over the source rather than a longer prompt, with every answer carrying the passage it came from and a smaller model handling the easy questions.We built retrieval over the source rather than a longer prompt: documents are chunked, embedded and cited, so every answer carries the passage it came from. A smaller model handles the easy questions, which is most of them, and the cost per answer dropped with it.
The result
Answers arrive in about fifteen seconds with a citation attached, and quality has held through three model changes.An answer arrives in about fifteen seconds with a citation attached, and the evaluation set has stayed above ninety percent through three model changes because the retrieval, not the model, is doing the work.
The citations are what made it usable. We could finally give it to people who have to be right rather than people who are curious.
Building Something Like This?
Tell us where you are. We will tell you honestly what it takes.Tell us where you are. We will tell you honestly what it takes and what it costs.
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