What is the key difference between Langfuse MCP and MCP Victoriametrics?

Langfuse MCP belongs to the Monitoring category with local stdio execution, while MCP Victoriametrics belongs to the Monitoring category with local stdio execution.

How do I install Langfuse MCP or MCP Victoriametrics in Claude Desktop or Cursor?

Copy the mcpServers JSON configuration snippet provided on this page into your claude_desktop_config.json or ~/.cursor/mcp.json file and restart your AI client.

Are Langfuse MCP and MCP Victoriametrics free or paid?

Langfuse MCP operates under a BYOK (Pay Provider Direct) model (API Key required). MCP Victoriametrics operates under a Free / Open Source model (No auth required).

Which MCP server has more tools and community activity?

Langfuse MCP lists 6 tools with 3 views and 104 GitHub stars. MCP Victoriametrics lists 6 tools with 2 views and 213 GitHub stars.

Can I use both Langfuse MCP and MCP Victoriametrics together in the same MCP host?

Yes! MCP hosts like Claude Desktop, Cursor, Windsurf, Cline, and VS Code support configuring multiple servers under the mcpServers object simultaneously.

Side-by-Side Model Context Protocol Comparison

Langfuse MCP vs MCP Victoriametrics

In-depth architectural comparison of the Langfuse MCP and MCP Victoriametrics MCP servers. Compare execution transports, security boundaries, tool capabilities, quality scores, and ready-to-paste client installation snippets for Claude, Cursor, Windsurf, and VS Code.

At a Glance & Executive Verdict

Langfuse MCP

Monitoring · Local stdio

Quality: 59/100 (Good) | Auth: API Key required

MCP Victoriametrics

Monitoring · Local stdio

Quality: 48/100 (Fair) | Auth: No auth required

Verdict Summary: Choose Langfuse MCP if you need specialized Monitoring tools running via a local process. Choose MCP Victoriametrics if your workspace requires Monitoring integration with local subprocess execution. Both servers can be configured concurrently in your client's mcpServers manifest.

Which MCP Server Should You Choose?

Choose Langfuse MCP when:

You need dedicated capabilities in the Monitoring domain.
You prefer local stdio subprocess transport architecture.
Your security boundary fits: API Key required (BYOK (Pay Provider Direct)).
You have access to required keys: LANGFUSE_PUBLIC_KEY, LANGFUSE_SECRET_KEY, LANGFUSE_HOST.
Primary tools included: Query and inspect Langfuse traces and observations, Find exceptions and analyze error details, Session and user journey analysis tools.

Explore Langfuse MCP Details

Choose MCP Victoriametrics when:

You need dedicated capabilities in the Monitoring domain.
You prefer local stdio subprocess transport architecture.
Your security boundary fits: No auth required (Free / Open Source).
You have access to required keys: VM_INSTANCE_ENTRYPOINT, VM_INSTANCE_TYPE, MCP_SERVER_MODE, MCP_LISTEN_ADDR.

Feature & Specification Comparison

Specification	Langfuse MCP avivsinai Monitoring	M MCP Victoriametrics Monitoring
Summary	Query Langfuse traces, debug exceptions, analyze sessions, and manage prompts. Full observability toolkit for LLM applications.	MCP Server for VictoriaMetrics. Provides integration with VictoriaMetrics API and documentation
Category & Scope	Monitoring	Monitoring

Tools & Capabilities Breakdown

Langfuse MCP Tools (6)

Query and inspect Langfuse traces and observations

Find exceptions and analyze error details

Session and user journey analysis tools

Prompt, dataset, queue, and score management

Included agent skill with ready-made debugging playbooks

Supports local stdio or HTTP deployment

MCP Victoriametrics Tools (6)

Ready-to-Paste Client Configurations

Paste either (or both) of these JSON server blocks into your client config file (e.g. claude_desktop_config.json or ~/.cursor/mcp.json).

Langfuse MCP Configuration

mcpServers (Claude Desktop / Cursor)

{
  "mcpServers": {
    "avivsinai-langfuse-mcp": {
      "command": "uvx",
      "args": [
        "langfuse-mcp"
      ],
      "env": {
        "LANGFUSE_PUBLIC_KEY": "YOUR_LANGFUSE_PUBLIC_KEY_HERE",
        "LANGFUSE_SECRET_KEY": "YOUR_LANGFUSE_SECRET_KEY_HERE",
        "LANGFUSE_HOST": "YOUR_LANGFUSE_HOST_HERE"
      }
    }
  }
}

MCP Victoriametrics Configuration

mcpServers (Claude Desktop / Cursor)

{
  "mcpServers": {
    "mcp-victoriametrics": {
      "command": "docker",
      "args": [
        "run",
        "mcp-victoriametrics",
        "VM_INSTANCE_ENTRYPOINT=https://play.victoriametrics.com",
        "VM_INSTANCE_TYPE=cluster",
        "MCP_SERVER_MODE=sse",
        "MCP_LISTEN_ADDR=:8080",
        "8080:8080",
        "ghcr.io/victoriametrics/mcp-victoriametrics"
      ],
      "env": {
        "VM_INSTANCE_ENTRYPOINT": "YOUR_VM_INSTANCE_ENTRYPOINT_HERE",
        "VM_INSTANCE_TYPE": "YOUR_VM_INSTANCE_TYPE_HERE",
        "MCP_SERVER_MODE": "YOUR_MCP_SERVER_MODE_HERE",
        "MCP_LISTEN_ADDR": "YOUR_MCP_LISTEN_ADDR_HERE"
      }
    }
  }
}

Frequently Asked Questions

Langfuse MCP is categorized under Monitoring and uses a local stdio subprocess. In contrast, MCP Victoriametrics belongs to Monitoring using local stdio subprocess. Select Langfuse MCP when you need capabilities focused on monitoring and MCP Victoriametrics when you require tools for monitoring.

More alternatives to Langfuse MCP More alternatives to MCP Victoriametrics Monitoring category hub