claudeindex
Plugin

lean4-lean-lsp

Lean 4 language server via the lean binary — for standalone .lean files outside Lake projects. Provides diagnostics, hover info, go-to-definition, and completions.

Installation

1

Add the marketplace

/plugin marketplace add LucianoXu/claude-lean4-lsp
2

Install plugins

/plugin

Run these commands in Claude Code to add this plugin to your environment. The marketplace must be added before you can install its plugins.