Cardano MCP

Cardano MCP - transactions, addresses, UTxOs, balances, ADAHandles & stake delegation. It runs locally over stdio via the published package.

People connecting this server to Claude, Cursor, VS Code, or another MCP client. The project is written in TypeScript.

VERIFIED ACTIVE

LAST COMMIT 2026-04-29 · ★ 4 · #552 OF 848 MAINTAINED OTHER · VERIFIED 2026-08-25

MIT · TypeScript servers · how we verify → /methodology

01 · Install Cardano MCP

before you install - you'll need

Set SEED_PHRASE, BLOCKFROST_PROJECT_ID, BLOCKFROST_API_KEY before connecting.

Claude Code

claude mcp add indigoprotocol-cardano-mcp -- npx -y @indigoprotocol/cardano-mcp

Claude Desktop / Cursor / VS Code - add to config

{
  "mcpServers": {
    "indigoprotocol-cardano-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "@indigoprotocol/cardano-mcp"
      ]
    }
  }
}

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 @indigoprotocol/cardano-mcp - published under the repo owner's npm scope (@indigoprotocol)

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

03 · What Cardano MCP can do

Prose above is summarized from the project's README and registry record - no invented capabilities.

Latest releases

v1.0.1 · 2026-03-08

Cardano MCP v1.0.1 · MCP server for Cardano blockchain - exposes wallet tools for submitting transactions, fetching addresses, reading UTxOs, checking balances, resolving ADAHandles, and checking stake delegation.…

04 · Who maintains Cardano MCP

cardano-mcp is maintained by indigoprotocol. It's the only MCP server we track from this author; the repo dates to Mar 2026.

05 · Facts

repository: github.com/indigoprotocol/cardano-mcp
category: other - ranked #552 of 848 actively-maintained other servers as of 2026-08-25.
registry: io.github.IndigoProtocol/cardano-mcp (active, first published 2026-03-08)
packages: npm:@indigoprotocol/cardano-mcp

06 · Cardano MCP FAQ

What is Cardano MCP?

Cardano MCP - transactions, addresses, UTxOs, balances, ADAHandles & stake delegation. It runs locally over stdio via the published package.

Is Cardano MCP still maintained?

Yes - as of 2026-08-25, its last commit was 2026-04-29. We re-verify nightly.

How do I install Cardano MCP?

Run `npx -y @indigoprotocol/cardano-mcp`. The README documents 3 environment variables (SEED_PHRASE, BLOCKFROST_PROJECT_ID, BLOCKFROST_API_KEY) to set first. Set SEED_PHRASE, BLOCKFROST_PROJECT_ID, BLOCKFROST_API_KEY before connecting. You can also paste the ready-made client config above.

Does Cardano 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.

07 · Alternatives to Cardano MCP

Alternatives to Cardano MCP

Maintained other servers if Cardano MCP isn't the fit.

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