What is the key difference between Opik MCP and Javalens Mcp?

Opik MCP belongs to the Monitoring category with local stdio execution, while Javalens Mcp belongs to the Monitoring category with local stdio execution.

How do I install Opik MCP or Javalens Mcp 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 Opik MCP and Javalens Mcp free or paid?

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

Which MCP server has more tools and community activity?

Opik MCP lists 6 tools with 1 views and 217 GitHub stars. Javalens Mcp lists 6 tools with 1 views and 36 GitHub stars.

Can I use both Opik MCP and Javalens Mcp 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.

How do I install Opik MCP or Javalens Mcp in Claude Desktop, Cursor, or Windsurf?

Both servers follow the standard Model Context Protocol configuration format. Simply copy the JSON block from the configuration section above and paste it into your AI client's mcpServers configuration object (for instance in claude_desktop_config.json or ~/.cursor/mcp.json ), then completely restart or refresh the application.

Are Opik MCP and Javalens Mcp free to use, or do they require API keys?

Opik MCP is listed under a BYOK (Pay Provider Direct) model with API Key required . Javalens Mcp operates under a Free / Open Source model with No auth required . If environment variables are required (such as API keys), be sure to define them under the env key in your MCP client's configuration file.

Can I run both Opik MCP and Javalens Mcp at the same time in my AI client?

Yes! MCP clients support multi-server orchestration. You can include both comet-ml-opik-mcp and pzalutski-pixel-javalens-mcp as distinct keys inside the single mcpServers object in your configuration file. Your AI assistant will automatically select and call the appropriate tool from either server during chat sessions.

Which MCP server has higher directory engagement and quality ratings?

On AllMCPs, Opik MCP has a Quality Score of 59 /100 ( Good ) with 1 views, 0 installs, and 217 GitHub stars. Javalens Mcp holds a Quality Score of 47 /100 ( Fair ) with 1 views, 0 installs, and 36 GitHub stars.

Side-by-Side Model Context Protocol Comparison

Opik MCP vs Javalens Mcp

In-depth architectural comparison of the Opik MCP and Javalens Mcp 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

Opik MCP

Monitoring · Local stdio

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

Javalens Mcp

Monitoring · Local stdio

Quality: 47/100 (Fair) | Auth: No auth required

Verdict Summary: Choose Opik MCP if you need specialized Monitoring tools running via a local process. Choose Javalens Mcp 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 Opik 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: OPIK_API_KEY, OPIK_WORKSPACE, COMET_WORKSPACE, COMET_URL_OVERRIDE, OPIK_URL, OPIK_MCP_ANALYTICS_SOURCE.
Primary tools included: read, list, ask_ollie.

Explore Opik MCP Details

Choose Javalens Mcp 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: JAVA_PROJECT_PATH.
Primary tools included: Compiler-accurate Eclipse JDT semantic resolution, Reference searches with fine-grained reference types, Inheritance, overload, generic, and import resolution.

Feature & Specification Comparison

Specification	Opik MCP Comet-ML Monitoring	Javalens Mcp pzalutski-pixel Monitoring
Summary	Use natural language to explore LLM observability, traces, and monitoring data captured by Opik.	56 semantic Java analysis tools via Eclipse JDT. Compiler-accurate navigation, refactoring, find references, call hierarchy, and code metrics for AI agents.
Category & Scope	Monitoring

Tools & Capabilities Breakdown

Opik MCP Tools (6)

read

One tool for any "show me X" question. Takes an `entity_type` plus an `id`

list

Browse a collection with optional name filter and pagination. Project-scoped

ask_ollie

For investigative questions, cross-entity synthesis, or anything that needs

write

Universal write dispatcher. Pass `operation` + `data` and the dispatcher

schema

Inspect the exact JSON shape and required fields of any write operation before

run_experiment

Run an evaluation experiment end-to-end via Ollie. Takes a single

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).

Opik MCP Configuration

mcpServers (Claude Desktop / Cursor)

{
  "mcpServers": {
    "comet-ml-opik-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "opik-mcp"
      ],
      "env": {
        "OPIK_API_KEY": "YOUR_OPIK_API_KEY_HERE",
        "OPIK_WORKSPACE": "YOUR_OPIK_WORKSPACE_HERE",
        "COMET_WORKSPACE": "YOUR_COMET_WORKSPACE_HERE",
        "COMET_URL_OVERRIDE": "YOUR_COMET_URL_OVERRIDE_HERE",
        "OPIK_URL": "YOUR_OPIK_URL_HERE",
        "OPIK_MCP_ANALYTICS_SOURCE": "YOUR_OPIK_MCP_ANALYTICS_SOURCE_HERE"
      }
    }
  }
}

Javalens Mcp Configuration

mcpServers (Claude Desktop / Cursor)

{
  "mcpServers": {
    "pzalutski-pixel-javalens-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "javalens-mcp"
      ],
      "env": {
        "JAVA_PROJECT_PATH": "YOUR_JAVA_PROJECT_PATH_HERE"
      }
    }
  }
}

Frequently Asked Questions

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

More alternatives to Opik MCP More alternatives to Javalens Mcp Monitoring category hub