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VS Code

unpaywall for VS Code

io.github.smaboundless/unpaywall

Open-access availability for 120M+ scholarly articles via the Unpaywall API

client:VS Code transport:stdio runtime:pypi

Install unpaywall in VS Code

.vscode/mcp.json 

{
  "inputs": [
    {
      "type": "promptString",
      "id": "unpaywall-email",
      "description": "UNPAYWALL_EMAIL",
      "password": true
    }
  ],
  "servers": {
    "unpaywall": {
      "type": "stdio",
      "command": "uvx",
      "args": [
        "unpaywall-mcp-server"
      ],
      "env": {
        "UNPAYWALL_EMAIL": "${input:unpaywall-email}"
      }
    }
  }
}

VS Code prompts for each input the first time the server starts, so no secret is written to the file. VS Code docs

unpaywall in other clients

unpaywall MCP server