What is mcp-clickhouse?
mcp-clickhouse is a MCP server by ClickHouse that clickHouse database integration with schema inspection and query capabilities. It is listed under Data & databases and has 889 GitHub stars.
| Type | Mcp server |
|---|---|
| Author | ClickHouse |
| Repository | ClickHouse/mcp-clickhouse |
| Popularity | 889 GitHub stars |
| Category | Data & databases |
| Security | Low risk (84/100) |
| Rank | #190 of 4,418 MCP servers; #16 in Data & databases |
| License | Apache-2.0 |
| Last commit | 2026-10-15 |
| Stars this week | +6 |
| Runs | Cloud service |
| Language | Python |
Is mcp-clickhouse safe to install?
mcp-clickhouse scores 84/100 on the MCPMods security check: Low risk. Things to review: sends your data to a cloud service. It passed 4 of 6 checks.
MCP server results come from listing signals: who publishes it, where your data goes and what it can do. The code itself is not scanned yet.
| Check | Result |
|---|---|
| Community-built server | Note |
| Sends your data to a cloud service | Review |
| No credentials mentioned | Pass |
| Read-only by description | Pass |
| No code execution | Pass |
| Source on GitHub | Pass |
How do I install mcp-clickhouse?
- Find the launch command. The README says how the server starts (npx, uvx, docker or a remote URL) and which API keys it needs.
https://github.com/ClickHouse/mcp-clickhouse
- Add it to Claude Code. Replace the part after -- with the command from the README. Remote servers use --transport http with a URL.
claude mcp add mcp-clickhouse -- <command from README> claude mcp add --transport http mcp-clickhouse <server-url>
- Check it connected. This lists your MCP servers and their status.
claude mcp list
Or ask Claude to set it up
Paste this into Claude Code and it installs mcp-clickhouse for you:
Add the "mcp-clickhouse" MCP server from https://github.com/ClickHouse/mcp-clickhouse to Claude Code. Read its README for the launch command and any API keys I need, run claude mcp add, then check that it connects.