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mcp-server-motherduck

Local MCP server for DuckDB and MotherDuck

GitHub ↗registry ↗
69
TrustScore
✅ Actively maintained, production-ready

What it does for you

Connects your AI to MotherDuck / DuckDB — run analytical queries over local and cloud data through chat.

Capabilities

  • Run analytical SQL
  • Query DuckDB / MotherDuck data

Once installed, try asking your AI

Say this directly in Claude / Cursor or any client with this server connected

  • ›“Analyze this CSV and total by category”

Before you connect

🔑 Needs an API key / tokenPython

Config example (to connect)

{
  "mcpServers": {
    "DuckDB (in-memory, r/w)": {
      "command": "uvx",
      "args": ["mcp-server-motherduck", "--db-path", ":memory:", "--read-write", "--allow-switch-databases"]
    }
  }
}

Install / Connect

# No npm package — install from source.
# See the repo's README for the exact command:
# https://github.com/motherduckdb/mcp-server-motherduck

Follow the official README; env and args vary per server.

🛠️ Maintenance weight 30% · 58 pts

📝
Last commit44 days ago
📈
Commits in 90 days15
💬
Median issue response2 days
🗃️
Repo statusNormal

📊 Adoption weight 25% · 49 pts

⭐
GitHub stars503 (90d +0%)
📦
npm weekly downloadsNot npm-distributed
🚀
Releases per month—

✅ Usability weight 20% · 100 pts

📋
Official registryListed
▶️
Runnable entryResolvable (npx/remote)
🔍
AuditabilityOpen-source repo, auditable

❤️ Health & community weight 25% · 74 pts

🐛
open issues10
🔀
open PRs—
⚖️
LicenseMIT
👥
Contributors / forks18 / 86

Sources: GitHub API · npm registry · Official registry · updated 2026-07-23

90-day trend

⭐ stars +0%

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