• CONNECTIVITY
  • REPLICATION
  • DIAGNOSTICS
  • HUMAN

How to monitor cluster health with your AI

Connect ClickHouse to your AI client once. From then on, you can check your cluster status using plain English.

Ask AI about this page

Short answer

Can I check ClickHouse cluster health via chat?

Yes. You can ask your AI to check if your nodes are reachable and if your data is replicating correctly. You'll get specific status updates without writing SQL. Here is how it works.

The health check outcomes.

What you'll see.

Your AI translates cluster data into clear status updates.

CONNECTIVITY

Node reachability

The AI checks if your ClickHouse nodes are online. You'll know immediately if a node is down.

REPLICATION

Sync status

The AI looks at your replicas to see if they are in sync. This tells you if your data is consistent across the cluster.

DIAGNOSTICS

Issue detection

The AI identifies specific replication gaps or connection failures. You get the exact reason why a node isn't responding.

HUMAN

Manual fixes

The AI cannot restart nodes or fix broken data. You'll need to handle the actual repairs once the AI finds the problem.

The workflow

What your AI does when the request arrives.

The AI acts as the interface between your chat and your ClickHouse cluster.

  1. Test nodes

    The AI checks if your ClickHouse nodes are reachable.

    ping

  2. Check replicas

    The AI pulls the current status of your data replicas.

    replicas_status

  3. Verify sync

    The AI uses replication data to confirm if nodes are in sync.

    replicas_status

  4. Report health

    The AI summarizes the connectivity and replication results for you.

    pingreplicas_status

Try it

Copy these to start.

Use these prompts to check your cluster.

Starting points

These are just examples. Replace the cluster names or table names with your own.

ClickHouse Connector

You're all set. Choose your MCP client and follow the setup instructions.

Connector linkhttps://edge.vinkius.com/vk_preview_vh45Xvmk8E2B7cahxxnRmSHdcoQUTkiyCXVcszPX/mcp

Claude Desktop

Follow the steps below to connect in seconds.

  1. 1In Claude Desktop, open Settings → Connectors.
  2. 2Click “Add custom connector” and paste the connector link above as the remote MCP server URL.
  3. 3Click Add and start a new chat — ClickHouse capabilities are ready to use.
Configuration · claude_desktop_config.jsonCopy
{
  "mcpServers": {
    "clickhouse-mcp": {
      "url": "https://edge.vinkius.com/vk_preview_vh45Xvmk8E2B7cahxxnRmSHdcoQUTkiyCXVcszPX/mcp"
    }
  }
}
Copy into chat04

  • Check the connectivity for my production cluster.

  • Are my ClickHouse replicas currently in sync?

  • Ping the primary node in my analytics cluster.

  • Show me the replication status for the user_events table.

  • Claude
  • ChatGPT
  • Cursor
  • VS Code
  • Windsurf
  • Claude Code
  • JetBrains
  • Cline

Start here

Connect ClickHouse once, then ask.

Connect your account once and your credentials stay encrypted. You can then use any compatible client to talk to your cluster.

Connect ClickHouse to your AI

FAQ

How it behaves

  • 01

    Can the AI fix a replication error?

    No. The AI can only read the status of your replicas. You have to perform the actual fix yourself.

  • 02

    Can the AI run custom SQL queries?

    No. This setup is limited to checking connectivity and replication status through the provided tools.

  • 03

    Can the AI delete my tables?

    No. The AI does not have tools to delete or modify your data or schema.

  • 04

    Does this work with any AI client?

    Yes, it works with any MCP-compatible client like Claude, Cursor, or Windsurf.

  • 05

    How often does the AI check the status?

    The AI only checks the status when you specifically ask it to via a prompt.

  • More questions about ClickHouse? See everything the ClickHouse Connector can do

Connect ClickHouse to Claude, Cursor, ChatGPT & more