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Elicit logo
Elicit
✓ verifiedFreemium

Well-adopted AI research assistant for finding papers, summarizing, and extracting data at scale.

2.1M visits/mo
Infranodus logo
Infranodus
✓ verifiedFreemium

Knowledge-graph text analysis tool that surfaces topics and content gaps for research, SEO and market analysis.

71K visits/mo
ResearchRabbit logo
ResearchRabbit
✓ verifiedFreemium

Free-first literature discovery tool that visually maps citation networks and related papers to speed up systematic reviews.

1.2M visits/mo79 saves
Rayyan logo
Rayyan
✓ verifiedFreemium

AI-assisted systematic literature review platform for research teams handling screening, deduplication, extraction, and PRISMA reporting.

1.1M visits/mo
Connected Papers logo
Connected Papers
✓ verifiedFreemium

Widely used visual tool for exploring related academic papers.

873K visits/mo
Pricing
Basic: Free
Plus: $10 per month, billed annually
Pro: $42 per month, billed annually
Team: $65 per user, per month billed annually
Enterprise: Custom

No public pricing

Free: $0/month (unlimited searches across 310M+ articles)
ResearchRabbit+ Annual: $10/month
ResearchRabbit+ Monthly: $12.5/month
Free: $0 (3 active reviews, 2 free reviewers)
Essential: $8.33/month billed quarterly
Advanced: $13.33/month billed quarterly (9 active reviews, 10 free reviewers)
Free: USD 0
Academic: USD 3 /month*
Business: USD 10 /month*
Academic Group: 3 USD / seat / month*
Business Group: 10 USD / seat / month*
Academic Library: Request a Quote
Core features
  • AI-enabled systematic reviews
  • Research reports
  • Upload your own PDFs
  • Quick summaries
  • Source quotes
  • Question answering
  • Text network / knowledge graph visualization
  • Topic modeling and content-gap detection
  • AI insight and question generation
  • GraphRAG and MCP server for LLMs
  • Many import sources (PDF, CSV, YouTube, Google, web)
  • Obsidian plugin and browser extension
  • Citation and author network exploration from a seed paper
  • Interactive visualizations of how topics relate over time
  • Unlimited library organization and collection sharing
  • Zotero integration for syncing saved papers
  • Up to 300 seed articles supported on the paid tier
  • Alerts for new related research
  • Reference import, organization, and deduplication across large libraries
  • AI-powered relevance predictions to prioritize screening
  • Collaborative title/abstract and full-text screening workflows
  • Structured data extraction and PICO framework support
  • Risk of bias assessment tools
  • Auto-generated PRISMA flow diagrams and audit trails
  • Mobile app for screening on the go
  • Visual graph generation of related academic papers
  • Discovery of prior and derivative works
  • Identification of important and relevant papers
  • Exploration of research field dynamics
Use cases
  • Speeding up literature reviews
  • Automating systematic reviews and meta-analyses
  • Learning about new domains
  • Data extraction in rigorous systematic literature reviews
  • Research and idea generation
  • SEO content-gap analysis
  • Qualitative and market research
  • Building a systematic literature review efficiently
  • Discovering research gaps in an unfamiliar field
  • Tracking new publications related to saved papers
  • Visualizing how a body of research has evolved
  • Running systematic literature reviews as a research team
  • Speeding up deduplication and abstract screening for large reference sets
  • Producing PRISMA-compliant documentation for publication
  • Coordinating divided screening workloads across reviewers
  • Getting a visual overview of a new academic field
  • Ensuring no key papers are missed in a field with a large volume of new publications
  • Creating a bibliography for a thesis
  • Discovering relevant prior and derivative works
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