iLearn-Lab

MCP Service Design — Design skill for Claude Code

Design community

Design MCP servers that expose tools, resources, and prompts the harness will actually reuse.

How to install MCP Service Design

Installs to ~/.claude/skills/ilearn-lab-evoharness-mcp-service-design/SKILL.md

Terminal

mkdir -p ~/.claude/skills/ilearn-lab-evoharness-mcp-service-design && curl -fsSL https://raw.githubusercontent.com/iLearn-Lab/EvoHarness/HEAD/.claude/skills/mcp-service-design.md -o ~/.claude/skills/ilearn-lab-evoharness-mcp-service-design/SKILL.md

Restart Claude Code, or start a new session, for it to be picked up.

What MCP Service Design does

name: mcp-service-design description: Design MCP servers that expose tools, resources, and prompts the harness will actually reuse.

MCP Service Design

Expose tools for actions, resources for durable reference material, and prompts for repeatable briefs.
Keep schemas narrow enough that the model can call them reliably without guessing.
Make local stdio servers workspace-aware so they read the right repo, sessions, and settings.
Include registry metadata in mcp.json so the ho

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