Calypso Multimodal RAG MCP

The easiest hosted multimodal RAG MCP server for Claude Desktop, Cursor, and agent workflows. It runs locally over stdio via the published package.

People connecting AI & ML tools to Claude, Cursor, VS Code, or another MCP client. The project is written in TypeScript.

VERIFIED ACTIVE

LAST COMMIT 2026-08-24 · ★ 2 · #34 OF 95 MAINTAINED AI & ML · VERIFIED 2026-08-25

MIT · TypeScript servers · how we verify → /methodology

01 · Install Calypso Multimodal RAG MCP

before you install - you'll need

Set CALYPSO_API_KEY before connecting. CALYPSO_API_BASE_URL is optional or environment-specific per the README.

Claude Code

claude mcp add calypso-so-calypso-mcp-server -- npx -y @calypsohq/multimodal-rag-mcp-server

Claude Desktop / Cursor / VS Code - add to config

{
  "mcpServers": {
    "calypso-so-calypso-mcp-server": {
      "command": "npx",
      "args": [
        "-y",
        "@calypsohq/multimodal-rag-mcp-server"
      ]
    }
  }
}

Same JSON for Cursor. For VS Code, rename the top-level key from `mcpServers` to `servers`.

Using another client? Same JSON, different key

Claude Desktop · mcpServers

Cursor · mcpServers

VS Code · servers

Windsurf · mcpServers

Zed · context_servers

Cline · mcpServers

Roo Code · mcpServers

Continue · mcpServers

LibreChat · mcpServers

Gemini CLI · mcpServers

Codex CLI · mcp_servers

Full setup guides: every client.

02 · Evidence

Security posture

What to check before giving this server access to your agent - from the registry, GitHub, and our own probes. We don't score safety; we show what's verifiable.

runs as local process (stdio) - runs on your machine with your user's permissions

license MIT - declared in the repository

npm package @calypsohq/multimodal-rag-mcp-server - the @calypsohq scope differs from the repo owner (calypso-so); confirm it's the project's official package

registry namespace io.github.calypso-so is GitHub-verified and matches the repo owner

03 · Who maintains Calypso Multimodal RAG MCP

Calypso Multimodal RAG MCP is maintained by calypso-so. It's the only MCP server we track from this author; the repo dates to May 2026.

04 · Facts

repository: github.com/calypso-so/calypso-mcp-server
category: AI & ML - ranked #34 of 95 actively-maintained AI & ML servers as of 2026-08-25.
registry: io.github.calypso-so/multimodal-rag-mcp-server (active, first published 2026-06-03 · 7 versions)
packages: npm:@calypsohq/multimodal-rag-mcp-server

05 · Calypso Multimodal RAG MCP FAQ

What is Calypso Multimodal RAG MCP?

The easiest hosted multimodal RAG MCP server for Claude Desktop, Cursor, and agent workflows. It runs locally over stdio via the published package.

Is Calypso Multimodal RAG MCP still maintained?

Yes - as of 2026-08-25, its last commit was 2026-08-24. We re-verify nightly.

How do I install Calypso Multimodal RAG MCP?

Run `npx -y @calypsohq/multimodal-rag-mcp-server`. The README documents 2 environment variables (CALYPSO_API_KEY, CALYPSO_API_BASE_URL) to set first. Set CALYPSO_API_KEY before connecting. CALYPSO_API_BASE_URL is optional or environment-specific per the README. You can also paste the ready-made client config above.

Does Calypso Multimodal RAG MCP run locally?

Yes - it's a stdio server: it runs on your machine (via npx) with your user's permissions. Your data stays local unless the server itself calls external APIs.

06 · Alternatives to Calypso Multimodal RAG MCP

Alternatives to Calypso Multimodal RAG MCP

Maintained AI & ML servers if Calypso Multimodal RAG MCP isn't the fit.

Pairs well with

Servers that cover what Calypso Multimodal RAG MCP doesn't - only shown when the pairing reason fits the companion.

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