Opensolr MCP Server: Install & Setup

Install Opensolr in Claude Code

Claude Code

claude mcp add opensolr -e OPENSOLR_EMAIL=... -e OPENSOLR_API_KEY=... -- uvx opensolr-mcp

mcp.json (Claude Desktop, Cursor, VS Code, Windsurf)

{
  "mcpServers": {
    "opensolr": {
      "command": "uvx",
      "args": [
        "opensolr-mcp"
      ],
      "env": {
        "OPENSOLR_EMAIL": "...",
        "OPENSOLR_API_KEY": "..."
      }
    }
  }
}

Replace each ... with your own value.

Frequently asked questions

What does the Opensolr MCP server do?

Managed Apache Solr: hybrid BM25 and kNN plus semantic search, document ingestion with server-side embeddings, grounded RAG answers and index management.

Is the Opensolr MCP server free?

The server is free, but you will likely need an account. The server itself is free, but it connects to a service that needs an account or API key, which may have paid tiers. Check the provider for current pricing.

Does Opensolr run locally or remotely?

Local. Runs on your machine (stdio). You install it with npx, uvx, Docker or from source.

How do I add Opensolr to Claude Code?

Run: claude mcp add opensolr -e OPENSOLR_EMAIL=... -e OPENSOLR_API_KEY=... -- uvx opensolr-mcp

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