kotlin-sdk/samples/kotlin-mcp-server/README.md
Pavel Gorgulov 0cff2ca718
add ios and wasm targets (#81)
* add wasm and ios targets

* add yarn.lock file to gitignore

* clean up code

* fix typo in method name

* add wasm server example

* update jrelease publishing for klibs

* update gradle-publish workflow to use macos runner

* update README to reflect multiplatform support and clarify server setup for JVM and WASM

* remove the old main file from the kotlin-mcp-server example

* update api dump

* Refactor `build.gradle.kts`

* clean up imports and remove unnecessary charset specification in tests

* add JS target configuration and update API dump
2025-05-29 05:01:50 +00:00

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Markdown

# MCP Kotlin Server Sample
A sample implementation of an MCP (Model Communication Protocol) server in Kotlin that demonstrates different server
configurations and transport methods for both JVM and WASM targets.
## Features
- Multiple server operation modes:
- Standard I/O server (JVM only)
- SSE (Server-Sent Events) server with plain configuration (JVM, WASM)
- SSE server using Ktor plugin (JVM, WASM)
- Multiplatform support
- Built-in capabilities for:
- Prompts management
- Resources handling
- Tools integration
## Getting Started
### Running the Server
You can run the server on the JVM or using Kotlin/WASM on Node.js.
#### JVM:
To run the server on the JVM (defaults to SSE mode with Ktor plugin on port 3001):
```bash
./gradlew runJvm
```
#### WASM:
To run the server using Kotlin/WASM on Node.js (defaults to SSE mode with Ktor plugin on port 3001):
```bash
./gradlew wasmJsNodeDevelopmentRun
```
### Connecting to the Server
For servers on JVM or WASM:
1. Start the server
2. Use the [MCP inspector](https://modelcontextprotocol.io/docs/tools/inspector) to connect to `http://localhost:<port>/sse`
## Server Capabilities
- **Prompts**: Supports prompt management with list change notifications
- **Resources**: Includes subscription support and list change notifications
- **Tools**: Supports tool management with list change notifications
## Implementation Details
The server is implemented using:
- Ktor for HTTP server functionality
- Kotlin coroutines for asynchronous operations
- SSE for real-time communication
- Standard I/O for command-line interface
- Common Kotlin code shared between JVM and WASM targets