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STRING Database MCP Server

MCP server · by string-db

Databases Streamable HTTP v1.0.0

Query STRING interactions, enrichment, annotations, homology, and PPI networks.

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Install

Run one of the commands below, then add the client config underneath.

Streamable HTTPhttps://mcp.string-db.org/

Client configuration

Paste into Claude Desktop, Cursor (mcp.json), VS Code or any MCP client, then restart the client.

mcpServers{
  "mcpServers": {
    "string-mcp": {
      "url": "https://mcp.string-db.org/"
    }
  }
}

About this server

STRING Database MCP Server is listed in the Databases category of the MCPNav directory. It is distributed as Streamable HTTP and can be loaded by any client that speaks the Model Context Protocol.

Typical uses include giving your assistant scoped access to the corresponding service so it can answer questions and take actions with real data instead of guessing. Always review what a server can access before you enable it — see our MCP security guide.

Frequently asked questions

What is the STRING Database MCP Server MCP server?

STRING Database MCP Server is an MCP server by string-db. Query STRING interactions, enrichment, annotations, homology, and PPI networks.

How do I install STRING Database MCP Server?

Install it with: https://mcp.string-db.org/. Then add the JSON config to your client's MCP settings and restart the client.

Is STRING Database MCP Server free to use?

The MCP server itself is free to install. The source is public on https://github.com/meringlab/string-mcp. Any third-party API it calls (such as a search or maps API) may require its own key and billing.

Which clients support STRING Database MCP Server?

Any MCP-compatible client can use it, including Claude Desktop, Cursor, VS Code, Windsurf and custom agents.