MCP server

Roslyn Workbench MCP

io.github.lantean-code/roslyn-workbench-mcp

Checked 26 Oct 2026, 08:31 UTC · Checked against OSV.dev for malware and vulnerabilities; never run by us

Bring Visual Studio-style C# fixes and refactorings to your AI agent with local Roslyn Code Actions.

Runs on your computer

Website Source

At a glance

Type: MCP server
Publisher: Not verified
Status: Runs on your computer
Sets up in: Claude Code, Claude Desktop, Codex, Gemini CLI, Cursor, VS Code
Last checked: 26 Oct 2026, 08:31 UTC

Connect it to your agent

Add to Cursor Add to VS Code VS Code Insiders

Opens the app, which shows the server and asks you to confirm. It then runs the package on your computer with your permissions. For other apps, copy the setup below.

Claude Code

claude mcp add roslyn-workbench-mcp -- dnx Lantean.Roslyn.Workbench.Mcp@1.1.0 --yes

Claude Desktop

{"mcpServers":{"roslyn-workbench-mcp":{"command":"dnx","args":["Lantean.Roslyn.Workbench.Mcp@1.1.0","--yes"]}}}

Codex (config.toml)

[mcp_servers.roslyn-workbench-mcp]
command = "dnx"
args = ["Lantean.Roslyn.Workbench.Mcp@1.1.0","--yes"]

Gemini CLI

{"mcpServers":{"roslyn-workbench-mcp":{"command":"dnx","args":["Lantean.Roslyn.Workbench.Mcp@1.1.0","--yes"]}}}

Cursor

{"mcpServers":{"roslyn-workbench-mcp":{"command":"dnx","args":["Lantean.Roslyn.Workbench.Mcp@1.1.0","--yes"]}}}

VS Code

{"servers":{"roslyn-workbench-mcp":{"type":"stdio","command":"dnx","args":["Lantean.Roslyn.Workbench.Mcp@1.1.0","--yes"]}}}

Runs on your computer with your permissions: check the package and its source before installing.

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