Opensolr Mcp

com.opensolr/opensolr-mcp · v0.8.1

Managed Apache Solr for agents: hybrid BM25+kNN search, server-side embeddings, RAG answers

Website Source code Set it up

Connect Runs on your machine

Terminal

claude mcp add opensolr-mcp -e OPENSOLR_EMAIL=<OPENSOLR_EMAIL> -e OPENSOLR_API_KEY=<OPENSOLR_API_KEY> -- uvx opensolr-mcp==0.8.1

claude_desktop_config.json

{
  "mcpServers": {
    "opensolr-mcp": {
      "command": "uvx",
      "args": [
        "opensolr-mcp==0.8.1"
      ],
      "env": {
        "OPENSOLR_EMAIL": "<OPENSOLR_EMAIL>",
        "OPENSOLR_API_KEY": "<OPENSOLR_API_KEY>"
      }
    }
  }
}

~/.cursor/mcp.json

{
  "mcpServers": {
    "opensolr-mcp": {
      "command": "uvx",
      "args": [
        "opensolr-mcp==0.8.1"
      ],
      "env": {
        "OPENSOLR_EMAIL": "<OPENSOLR_EMAIL>",
        "OPENSOLR_API_KEY": "<OPENSOLR_API_KEY>"
      }
    }
  }
}

.vscode/mcp.json

{
  "servers": {
    "opensolr-mcp": {
      "type": "stdio",
      "command": "uvx",
      "args": [
        "opensolr-mcp==0.8.1"
      ],
      "env": {
        "OPENSOLR_EMAIL": "<OPENSOLR_EMAIL>",
        "OPENSOLR_API_KEY": "<OPENSOLR_API_KEY>"
      }
    }
  }
}

Replace the values in angle brackets with your own. Keys stay on your machine; we never see them.

Tools

This server runs locally, so its tools are listed by your MCP client once it starts.

Environment variables

Name	Description
`OPENSOLR_EMAIL` Required	Opensolr account email; try the shared demo account [email protected], whose indexes are deleted after 3 days and can be changed or deleted by anyone else using it, or get your own at https://opensolr.com/register (free forever, no card)
`OPENSOLR_API_KEY` Required, secret	Opensolr API key, found under Account > API in the control panel; the shared demo account's key is 420b8b23e7b12dc8ab838932145a5065 (preloaded index mcp_demo_d1__dense with 300 news articles, limits per index are 200 MB bandwidth and 50 MB disk, anything created is deleted after 3 days and other pe…

Details

Package	`[email protected]` (PYPI, stdio)
First published	9 Oct 2026
Last updated	9 Oct 2026
Registry name	`com.opensolr/opensolr-mcp`

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Live status

Local install

Installed and run on your own machine, so there is no public endpoint to check.

Pair it with live search

Agents that use Opensolr Mcp often also need current facts. NestDaddy MCP gives your AI today's internet: web search, real-time breaking news and full page reading in one connector.

See NestDaddy MCP

For maintainers

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