crossref mcp server for VS Code

io.github.cyanheads/crossref-mcp-server

Resolve DOIs, search ~155M scholarly works, and fetch references via the Crossref REST API.

client:VS Code transport:streamable-http runtime:npm tools:7

Install crossref mcp server in VS Code

.vscode/mcp.json

{
  "servers": {
    "crossref-mcp-server": {
      "type": "http",
      "url": "https://crossref.caseyjhand.com/mcp"
    }
  }
}

Requires agent mode. MCP: Open User Configuration puts the same block in every workspace. VS Code docs