SciSpace

SciSpace is a web-based AI research platform for researchers, academics, and students who need faster ways to discover, understand, analyze, and write academic papers.

Key capabilities include:

• Semantic literature search across 200M+ research papers, letting users search by questions or topics to find relevant studies.
• Chat with PDFs to extract precise answers, generate summaries, and get explanations of passages, tables, and equations from uploaded documents.
• Literature review workflows with filters, TL;DR summaries, and related-paper recommendations to support deep reading and paper discovery.
• Research writing utilities such as an AI writer, paraphraser, AI detector, and a citation generator supporting 10,000+ styles, plus a reference finder for verified citations.

Pricing: Subscription tiers include Premium $12/month, billed annually, Advanced $70/month, billed annually and Max $160/month, billed annually

What makes it notable: It combines paper discovery, PDF-based Q&A, and structured review tooling (including customizable analysis tables for PDF libraries with AI-generated columns like results and limitations) in one place, plus a browser extension for interacting with research content on websites.