Description
Paperguide bundles literature search, review, reference management, and academic writing into one workspace, searching more than 200 million papers and letting a researcher extract findings into a structured comparison table without switching tools. It was previously known as ChatwithPDF, and still supports chatting directly with an uploaded paper.
Key Features
- Hybrid AI search: Semantic and keyword search across 200M+ papers from PubMed, arXiv, OpenAlex, and Semantic Scholar.
- Systematic Literature Review: One-click literature reviews with source screening and thematic synthesis.
- Chat with PDF: Ask questions directly about an uploaded paper’s content.
- Reference Manager: Unlimited storage, supporting 1,000+ citation styles.
- Extract Data: Pulls findings, methods, and outcomes across multiple papers into one matrix.
- AI Writer: Drafts sections of a paper or thesis grounded in the researcher’s own library.
How It Works
A researcher searches a topic through Paperguide’s hybrid semantic and keyword engine, which breaks the question into sub-queries and runs them in parallel across its academic index. From there, the researcher can extract structured findings from multiple papers into a comparison table, chat directly with an uploaded PDF for specific questions, save everything to an integrated reference manager, and draft a paper or thesis section using the AI Writer — all grounded in the same underlying library rather than switching between separate tools.
Technical Architecture & Overview
- Core Engine: Hybrid semantic/keyword search with an agentic sub-query approach, paired with extraction and drafting models grounded in the user’s saved library.
- Deployment: Web app, browser extension.
- API Surface: None public — end-user research platform.
- Known Limits: Deep Research report generation is capped even on the free plan (roughly twice a month); heavier use requires Plus or Pro.
Pros & Cons
| Pros | Cons |
|---|---|
| Consolidates search, review, reference management, and writing into one workspace. | Breadth over depth — single-purpose tools like Elicit or Scite are sharper at their one specialty. |
| Free plan includes 1,000 credits covering most core features, not just a locked demo. | Free-plan credits and Deep Research uses run out faster on heavier research projects. |
| Systematic Literature Review module screens sources and synthesizes themes in one pass. | The AI Writer, like any drafting tool, still needs a researcher’s own editing and verification. |
| A 40% student discount brings paid plans down meaningfully. | Switching from an established Zotero-plus-separate-tools workflow has some adjustment cost. |
Pricing
| Plan | Price |
|---|---|
| Free | $0 (1,000 credits) |
| Plus | $12/month (billed annually) |
| Pro | $24/month |
Platform Availability
Web | Browser extension
Best For
Researchers and grad students who want search, review, reference management, and writing in one workspace instead of several separate tools
Similar Tools in This Directory
Also worth comparing: Elicit, AI literature review with sentence-level citations | Consensus, evidence-backed academic search engine | Semantic Scholar, free academic search and citation graph | ResearchRabbit, visual citation-network discovery
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Frequently Asked Questions
Is Paperguide free?
Yes, the free plan includes 1,000 credits covering most core features.
Does Paperguide manage citations?
Yes, its Reference Manager supports more than 1,000 citation styles with unlimited storage.
Can I chat with a PDF in Paperguide?
Yes, Chat with PDF lets a researcher ask questions directly about an uploaded paper.
What was Paperguide previously called?
ChatwithPDF.
Does Paperguide offer a student discount?
Yes, a 40% student discount applies to paid plans.
