DevHelm MCP Server
A public, stateless MCP server for demoing mcp-recorder — record, replay, and verify MCP interactions with zero setup.
Live: https://mcp.devhelm.io/mcp
Try It
mcp-recorder record --target https://mcp.devhelm.io/mcp --output demo.json
mcp-recorder replay --cassette demo.json
mcp-recorder verify --cassette demo.json --target https://mcp.devhelm.io/mcp
Run Locally
uv sync
uv run python -m devhelm_mcp.server
The server starts at http://localhost:8000/mcp. Health check at http://localhost:8000/health.
Tools
| Tool | Parameters | Returns |
|---|---|---|
add | a: int, b: int | int — the sum |
greet | name: str, style: str = "friendly" | str — greeting (friendly / formal / pirate) |
lookup_status | service: str | dict — status for api, database, or unknown |
summarize | text: str, max_words: int = 20 | str — truncated text |
roll_dice | sides: int = 6, count: int = 1 | dict — {"rolls": [...], "total": N} |
Resources
| URI | Returns |
|---|---|
resource://server-info | Server name, version, description |
resource://tools-guide | Markdown reference for all tools |
Deploy
docker compose up -d --build
Uses Caddy for automatic HTTPS. See docker-compose.yml and Caddyfile.