What is the key difference between Arxivsub MCP and Paper Chaser MCP?

Arxivsub MCP belongs to the Research category with local stdio execution, while Paper Chaser MCP belongs to the Research category with cloud HTTP/SSE execution.

How do I install Arxivsub MCP or Paper Chaser MCP in Claude Desktop or Cursor?

Copy the mcpServers JSON configuration snippet provided on this page into your claude_desktop_config.json or ~/.cursor/mcp.json file and restart your AI client.

Are Arxivsub MCP and Paper Chaser MCP free or paid?

Arxivsub MCP operates under a Free / Open Source model (No auth required). Paper Chaser MCP operates under a Free / Open Source model (No auth required).

Which MCP server has more tools and community activity?

Arxivsub MCP lists 5 tools with 0 views and 0 GitHub stars. Paper Chaser MCP lists 63 tools with 0 views and 0 GitHub stars.

Can I use both Arxivsub MCP and Paper Chaser MCP together in the same MCP host?

Yes! MCP hosts like Claude Desktop, Cursor, Windsurf, Cline, and VS Code support configuring multiple servers under the mcpServers object simultaneously.

Side-by-Side Model Context Protocol Comparison

Arxivsub MCP vs Paper Chaser MCP

In-depth architectural comparison of the Arxivsub MCP and Paper Chaser MCP MCP servers. Compare execution transports, security boundaries, tool capabilities, quality scores, and ready-to-paste client installation snippets for Claude, Cursor, Windsurf, and VS Code.

At a Glance & Executive Verdict

Arxivsub MCP

Research · Local stdio

Quality: 48/100 (Fair) | Auth: No auth required

Paper Chaser MCP

Research · Remote HTTP/SSE

Quality: 49/100 (Fair) | Auth: No auth required

Verdict Summary: Choose Arxivsub MCP if you need specialized Research tools running via a local process. Choose Paper Chaser MCP if your workspace requires Research integration with remote web transport. Both servers can be configured concurrently in your client's mcpServers manifest.

Which MCP Server Should You Choose?

Choose Arxivsub MCP when:

You need dedicated capabilities in the Research domain.
You prefer local stdio subprocess transport architecture.
Your security boundary fits: No auth required (Free / Open Source).
Primary tools included: search_papers, find_similar_papers, research_insight.

Explore Arxivsub MCP Details

Choose Paper Chaser MCP when:

You need dedicated capabilities in the Research domain.
You prefer remote streaming HTTP/SSE transport architecture.
Your security boundary fits: No auth required (Free / Open Source).
Primary tools included: research, follow_up_research, resolve_reference.

Explore Paper Chaser MCP Details

Feature & Specification Comparison

Specification	Arxivsub MCP Research	Paper Chaser MCP Research
Summary	Search arXiv and major AI/ML/CV/NLP/robotics conference papers and their related work.	MCP server for academic papers, citations, authors, ECOS dossiers, and Federal Register text.
Category & Scope	Research	Research
Quality signal

Tools & Capabilities Breakdown

Arxivsub MCP Tools (5)

search_papers

Semantic + keyword search over arXiv and conferences. Filters: venues, recency, year, `has_code`. Returns each paper's 6-part summary, authors, PDF, and code link.

find_similar_papers

Nearest-neighbour "related work" for a paper you already found. Chainable for a mini literature review.

research_insight

Pivot analytics (the website's Custom Chart engine): trends, rankings, breakdowns. *Pro / trial.*

library_save

Save/update a paper in your personal library — notes, reading status, collections.

library_list

List your saved papers and collections.

Paper Chaser MCP Tools (63)

Ready-to-Paste Client Configurations

Paste either (or both) of these JSON server blocks into your client config file (e.g. claude_desktop_config.json or ~/.cursor/mcp.json).

Arxivsub MCP Configuration

mcpServers (Claude Desktop / Cursor)

{
  "mcpServers": {
    "arxivsub-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "arxivsub-mcp"
      ]
    }
  }
}

Paper Chaser MCP Configuration

mcpServers (Claude Desktop / Cursor)

{
  "mcpServers": {
    "paper-chaser-mcp": {
      "url": "https://api.core.ac.uk/docs/v3"
    }
  }
}

Frequently Asked Questions

Arxivsub MCP is categorized under Research and uses a local stdio subprocess. In contrast, Paper Chaser MCP belongs to Research using remote streaming HTTP/SSE transport. Select Arxivsub MCP when you need capabilities focused on research and Paper Chaser MCP when you require tools for research.

More alternatives to Arxivsub MCP More alternatives to Paper Chaser MCP Research category hub