MCP SERVER

Mostly Right

Search, sample and query open reproducible datasets published as immutable Parquet with schemas.

Search & researchmcp

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About Mostly Right

Search, sample and query open reproducible datasets published as immutable Parquet with schemas.

How to connect

What is the endpoint and how does it run?

Hosted remote server over Streamable HTTP at https://mostlyright.md/api/mcp.

How do I add Mostly Right to Claude Code, Cursor or Claude Desktop?

One command, any client (npm)

npx ruagentic add mostly-right

Claude Code

claude mcp add --transport http mostly-right https://mostlyright.md/api/mcp

Cursor, Windsurf and other clients that accept a URL (mcp.json)

{
  "mcpServers": {
    "mostly-right": {
      "url": "https://mostlyright.md/api/mcp"
    }
  }
}

Claude Desktop (claude_desktop_config.json, via the mcp-remote bridge)

{
  "mcpServers": {
    "mostly-right": {
      "command": "npx",
      "args": [
        "-y",
        "mcp-remote",
        "https://mostlyright.md/api/mcp"
      ]
    }
  }
}

Snippets are generated from the published endpoint; the server name mostly-right is only a label you can change. Add the credentials the publisher documents.

Project website

REMOTE ENDPOINThttps://mostlyright.md/api/mcpUse this URL in a compatible client. Follow the provider’s authentication instructions.

Questions and answers

What is Mostly Right?

Mostly Right is an MCP server in the Search & research category. Search, sample and query open reproducible datasets published as immutable Parquet with schemas.

How do I connect to Mostly Right?

Hosted remote server over Streamable HTTP at https://mostlyright.md/api/mcp. The listing page has ready-made snippets for Claude Code, Cursor and Claude Desktop.

Where is Mostly Right published?

Its homepage is https://mostlyright.md/. RUAGENTIC read these details from Official MCP Registry on October 2, 2026 and did not install or run the project.

Sources and checks

View the source

Source information collected October 2, 2026.

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