claudeindex
Plugin

lean4-lean-lsp

Lean 4 language server via the lean binary — for standalone .lean files outside Lake projects. Replaces the inefficient CLI-based workflow with native LSP integration for interactive theorem proving.

Installation

1

Add the marketplace

/plugin marketplace add Piebald-AI/claude-code-lsps
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.