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fhirhydrant for Cursor

io.github.faulkj/fhirhydrant

FHIR MCP server with SMART Backend Services, response compaction, FHIRPath, and guarded writes.

client:Cursor transport:stdio runtime:npm

Install fhirhydrant in Cursor

~/.cursor/mcp.json · windows: %USERPROFILE%\.cursor\mcp.json

Held in this page only — never stored, logged, or sent anywhere but back to your screen.

{
  "mcpServers": {
    "fhirhydrant": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "fhirhydrant"
      ],
      "env": {
        "MCP_TRANSPORT": "<MCP_TRANSPORT>",
        "FHIR_AUTH": "<FHIR_AUTH>",
        "FHIR_SERVER_URL": "<FHIR_SERVER_URL>",
        "FHIR_TOKEN_URL": "<FHIR_TOKEN_URL>",
        "FHIR_CLIENT_ID": "<FHIR_CLIENT_ID>",
        "FHIR_ACTIVE_KEY": "<FHIR_ACTIVE_KEY>",
        "FHIR_JWKS_URL": "<FHIR_JWKS_URL>",
        "FHIR_VERSION": "<FHIR_VERSION>"
      }
    }
  }
}

Use .cursor/mcp.json in a project root instead to scope it to that project. Cursor merges both. Cursor docs

fhirhydrant in other clients