When to Use

Use this tool when you need to perform a real-time research paper search. provides instant access to over 2.4 million open-access scholarly articles across domains including physics, mathematics, computer science, quantitative biology, quantitative finance, statistics, electrical engineering and systems science, and economics. ($0.003 / query). This is part of the Dappier provider on xpay✦.

MCP Connection

Connect to xpay✦ to access this tool (and 13+ others):

{
  "mcpServers": {
    "xpay": {
      "url": "https://mcp.xpay.sh/mcp?key=YOUR_API_KEY"
    }
  }
}

For Claude Code:

claude mcp add --transport http xpay "https://mcp.xpay.sh/mcp?key=YOUR_API_KEY"

How to Execute

Use the xpay✦ meta-tools to run this tool:

1. xpay_details — Get full input schema: xpay_details("dappier/research-papers-search")
2. xpay_run — Execute: xpay_run("dappier/research-papers-search", { ...inputs })

Input Parameters

Pricing

• Cost: $0.01/call
• Balance check: Use xpay_balance to check remaining credits
• Get your API key at xpay.tools — $5 free credits included

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Links

• Tool page: https://xpay.tools/dappier/research-papers-search/
• Provider: https://xpay.tools/dappier/
• All tools: https://xpay.tools/explore