What Kotlin LSP does in Claude
The Kotlin LSP plugin brings advanced Kotlin language intelligence to Claude Code, powered by JetBrains' official Kotlin Language Server. It provides IDE-quality code intelligence for Kotlin source files (.kt) and Kotlin script files (.kts), leveraging technology from IntelliJ IDEA. Key features include semantic highlighting, code completion, on-the-fly diagnostics, navigation to Kotlin and Java sources, code actions with quickfixes and inspections, import organization, rename refactoring, and documentation hovers. The plugin is optimized for JVM-only Kotlin Gradle projects. How to use: Install the Kotlin LSP CLI with brew install JetBrains/utils/kotlin-lsp (requires Java 17+). Once installed, the plugin automatically activates when working with Kotlin files, providing intelligent code suggestions, error diagnostics, and refactoring capabilities as you develop.
How to add Kotlin LSP to Claude
- 1
In Claude Code, run
/pluginand open the Discover tab. - 2 Search for Kotlin LSP and choose Install. In Cowork, add it from the plugin directory.
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Questions people ask
What does the Kotlin LSP plugin do in Claude?
The Kotlin LSP plugin brings advanced Kotlin language intelligence to Claude Code, powered by JetBrains' official Kotlin Language Server. It provides IDE-quality code intelligence for Kotlin source files (.kt) and Kotlin script files (.kts), leveraging technology from IntelliJ IDEA. Key features include semantic highlighting, code completion, on-the-fly diagnostics, navigation to Kotlin and Java sources, code actions with quickfixes and inspections, import organization, rename refactoring, and documentation hovers. The plugin is optimized for JVM-only Kotlin Gradle projects. How to use: Install the Kotlin LSP CLI with brew install JetBrains/utils/kotlin-lsp (requires Java 17+). Once installed, the plugin automatically activates when working with Kotlin files, providing intelligent code suggestions, error diagnostics, and refactoring capabilities as you develop.
Is the Kotlin LSP plugin official?
It is made by Anthropic and carries the Anthropic verified mark in Anthropic’s directory. This site is independent and lists it from the official directory.