SharpLens MCP

SharpLens is a Model Context Protocol server providing 92 AI-optimized tools for .NET/C# semantic code analysis, navigation, refactoring, and code generation using Microsoft Roslyn. It enables AI coding agents to perform compiler-accurate code understanding, including finding async methods missing CancellationToken, impact analysis, dead code detection, complexity metrics, and safe refactoring with preview.

Package and access

Local package with source-attributed installation metadata. Koskamo does not execute packages during review.

Community listingLocal stdioSource reviewed; not executedPublished by pzalutski-pixel

You need:dotnet tool install -g SharpLensMcpCreate .mcp.json in your project root

Vendor documentation

What you can do with it

Perform deep semantic analysis of C# codebases
Detect dead code and complexity metrics
Execute safe refactoring with preview
Find async methods missing CancellationToken

Source and maintenance

Community listingRegistry 1.5.3

mcp-registry: io.github.pzalutski-pixel/sharplens@1.5.3 Source repository

Maintenance checked: Oct 31, 2026, 10:59 PM UTC

Packages and installation

Source-provided package data. Koskamo has not executed or live-probed this package.

sharplens-mcp 1.5.3

npmnpx

sharplens-mcp package definition

{
  "version": "1.5.3",
  "transport": "stdio",
  "identifier": "sharplens-mcp",
  "runtimeHint": "npx",
  "registryType": "npm",
  "environmentVariables": [
    {
      "name": "DOTNET_SOLUTION_PATH",
      "format": "string",
      "description": "Path to .sln or .slnx file to auto-load on startup"
    },
    {
      "name": "ROSLYN_LOG_LEVEL",
      "format": "string",
      "default": "Information",
      "description": "Logging verbosity: Trace, Debug, Information, Warning, Error"
    },
    {
      "name": "ROSLYN_TIMEOUT_SECONDS",
      "format": "number",
      "default": "30",
      "description": "Timeout for long-running operations"
    }
  ]
}

Tools

Reported by the attributed source; not independently observed by Koskamo.

No tool definitions available.

Connect from your client

Each snippet configures the same source-provided package; replace placeholders before use.

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Cursor

Merge this local stdio configuration, replace every placeholder environment value, and restart Cursor. Koskamo has not executed this package.

Cursor configuration

{
  "mcpServers": {
    "sharplens-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "sharplens-mcp@1.5.3"
      ],
      "env": {
        "DOTNET_SOLUTION_PATH": "<YOUR_DOTNET_SOLUTION_PATH>",
        "ROSLYN_LOG_LEVEL": "<YOUR_ROSLYN_LOG_LEVEL>",
        "ROSLYN_TIMEOUT_SECONDS": "<YOUR_ROSLYN_TIMEOUT_SECONDS>"
      }
    }
  }
}

Cline

Merge this local stdio configuration, replace every placeholder environment value, and restart Cline. Koskamo has not executed this package.

Cline configuration

{
  "mcpServers": {
    "sharplens-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "sharplens-mcp@1.5.3"
      ],
      "env": {
        "DOTNET_SOLUTION_PATH": "<YOUR_DOTNET_SOLUTION_PATH>",
        "ROSLYN_LOG_LEVEL": "<YOUR_ROSLYN_LOG_LEVEL>",
        "ROSLYN_TIMEOUT_SECONDS": "<YOUR_ROSLYN_TIMEOUT_SECONDS>"
      }
    }
  }
}

VS Code

Merge this local stdio configuration, replace every placeholder environment value, and restart VS Code. Koskamo has not executed this package.

VS Code configuration

{
  "servers": {
    "sharplens-mcp": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "sharplens-mcp@1.5.3"
      ],
      "env": {
        "DOTNET_SOLUTION_PATH": "<YOUR_DOTNET_SOLUTION_PATH>",
        "ROSLYN_LOG_LEVEL": "<YOUR_ROSLYN_LOG_LEVEL>",
        "ROSLYN_TIMEOUT_SECONDS": "<YOUR_ROSLYN_TIMEOUT_SECONDS>"
      }
    }
  }
}

Claude Desktop

Merge this local stdio configuration, replace every placeholder environment value, and restart Claude Desktop. Koskamo has not executed this package.

Claude Desktop configuration

{
  "mcpServers": {
    "sharplens-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "sharplens-mcp@1.5.3"
      ],
      "env": {
        "DOTNET_SOLUTION_PATH": "<YOUR_DOTNET_SOLUTION_PATH>",
        "ROSLYN_LOG_LEVEL": "<YOUR_ROSLYN_LOG_LEVEL>",
        "ROSLYN_TIMEOUT_SECONDS": "<YOUR_ROSLYN_TIMEOUT_SECONDS>"
      }
    }
  }
}

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