Scholar Toolkit

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Comprehensive MCP server for academic research workflows, enabling paper searching across multiple sources, manuscript processing with citation placeholders, se

by czwziy

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Comprehensive MCP server for academic research workflows, enabling paper searching across multiple sources, manuscript processing with citation placeholders, search caching, and citation export.

README

English | 中文

Paper Toolkit MCP

A comprehensive MCP toolkit for academic paper searching, manuscript processing, and citation management.

Features

Paper Search & Download

Multi-source search: arXiv, Semantic Scholar, PubMed, Crossref, OpenAlex
PDF download with automatic fallback
Text extraction from PDFs

Reference Management

SQLite-based local library
BibTeX/RIS export
Citation key generation

Manuscript Harness (v0.3.0)

Automated verification with 27 rules (R0-R9)
Chinese language enforcement
Citation format validation
Word count checking

Quick Start

Installation

pip install paper-toolkit-mcp

MCP Configuration

Add to your MCP client config:

{
  "mcpServers": {
    "paper-toolkit-mcp": {
      "command": "paper-toolkit-mcp",
      "env": {
        "paper_toolkit_mcp_WORK_DIR": "/path/to/your/project"
      }
    }
  }
}

Note: Set paper_toolkit_mcp_WORK_DIR to your project directory so that papers.db, downloads, and cache are stored there.

API Keys (Optional)

All sources work without API keys. Optional keys improve rate limits:

# Copy example and fill in available keys
cp .env.example .env

See .env.example for all available keys.

MCP Tools

Search & Download

Tool	Description
`search_papers`	Search papers from multiple sources
`get_paper_by_doi`	Get paper metadata by DOI
`download_paper`	Download PDF
`download_by_cite_key`	Download by citation key
`read_by_cite_key`	Read PDF text

Library Management

Tool	Description
`library_search`	Search local library
`library_stats`	Get library statistics
`cache_clear`	Clear search cache

Manuscript Harness

Tool	Description
`harness_init`	Initialize harness infrastructure
`harness_verify`	Verify manuscript against rules
`harness_list_rules`	List all verification rules

Harness Rules

Rule	Category	Description
R0	Language	Chinese language enforcement
R1	Structure	Heading hierarchy, no lists/bold
R2	Data	P-value, mean±SD, statistics
R3	Sections	Required chapters
R4	Terminology	Abbreviation consistency
R5	Citations	cite_key format, density
R6	Position	Citation placement
R7	AI Trace	No self-praise, no back-reference
R8	Word Count	3000-8000 words total
R9	Tables/Figures	Three-line table, 300dpi

Development

# Install dev dependencies
pip install -e ".[dev]"

# Run tests
pytest

# Lint
ruff check paper_toolkit_mcp tests

# Type check
mypy paper_toolkit_mcp

License

MIT

Links

from github.com/czwziy/paper-toolkit-mcp

Install Scholar Toolkit in Claude Desktop, Claude Code & Cursor

Recommended · one command, every IDE

unyly install scholar-toolkit-mcp

Installs into Claude Desktop, Claude Code, Cursor & VS Code — handles npx, uvx and build-from-source repos for you.

First time? Get the CLI: curl -fsSL https://unyly.org/install | sh

Or configure manually

Run in your terminal:

claude mcp add scholar-toolkit-mcp -- uvx paper-toolkit-mcp

FAQ

Is Scholar Toolkit MCP free?

Yes, Scholar Toolkit MCP is free — one-click install via Unyly at no cost.

Does Scholar Toolkit need an API key?

No, Scholar Toolkit runs without API keys or environment variables.

Is Scholar Toolkit hosted or self-hosted?

Self-hosted: the server runs locally on your machine via the install command above.

How do I install Scholar Toolkit in Claude Desktop, Claude Code or Cursor?

Open Scholar Toolkit on unyly.org, pick your client tab (Claude Desktop, Claude Code, Cursor) and press Install — the config is generated automatically, no JSON editing.

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