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Paper Digest
✓ verifiedFreemium
AI research platform for literature reviews, paper Q&A and daily digests, built for academics wanting cited answers.
140K visits/mo
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txyz.ai
✓ verifiedFreemium
AI research assistant for reading, searching, and writing about academic papers, built for researchers managing a personal library.
110K visits/mo
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Infranodus
✓ verifiedFreemium
Knowledge-graph text analysis tool that surfaces topics and content gaps for research, SEO and market analysis.
71K visits/mo
Pricing
No public pricing
Free: $0/year (up to 100-page file analysis, 5 writing pages)
Pro: $96/year (up to 100-page analysis, full library access)
Ultra: $288/year (up to 300-page analysis, 3x context window)
No public pricing
No public pricing
No public pricing
Core features
- ✦literature review generator with per-sentence citations
- ✦AI reader for PDFs
- ✦AI writer with citations
- ✦academic claim verification
- ✦question answering over literature
- ✦daily, conference and best-paper digests
- ✦cross-source search of papers, patents and grants
- ✦AI-assisted search across academic papers
- ✦Chat-based Q&A over uploaded documents with source citations
- ✦Personal research library with retention limits by plan
- ✦AI writing agent for drafting research-based content
- ✦API access for institutions and businesses
- ✦Adjustable file upload size (up to 300 pages on top tier)
- ✦Research on AI governance
- ✦Analysis of AI risks and opportunities
- ✦Annual reports and updates
- ✦Information on AI regulation
- ✦Event summaries and announcements
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- ✦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
Use cases
- →staying current with new research
- →generating cited literature reviews
- →reading and understanding papers
- →verifying academic claims
- →tracking topics and conferences
- →Finding papers relevant to a research topic
- →Getting quick summaries and answers from long PDFs
- →Managing and revisiting a personal library of research papers
- →Drafting literature-informed writing with AI assistance
- →Integrating paper search/analysis into an institution's own tools via API
- →Understanding public attitudes towards AI
- →Analyzing the impact of AI on great powers
- →Regulating downstream AI developers
- →Managing risks from AI-enabled biological tools
- →Researching topics using AI-driven search results.
- →Accessing enhanced features with a Pro subscription.
- →Research and idea generation
- →SEO content-gap analysis
- →Qualitative and market research
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