MCP (Model Context Protocol)

Lessons in this group, roughly in build order:

• what-is-mcp — The Model Context Protocol is an open, JSON-RPC-based standard that lets Claude Code talk to external…
• adding-mcp-servers — How to register an MCP server with Claude Code — via claude mcp add, a JSON config, or project-shared…
• stdio-vs-sse-http-servers — The three MCP transports — local stdio, and remote Streamable HTTP / legacy SSE — and how the choice…
• mcp-tools-resources-prompts — The three things an MCP server can expose — tools (model-callable actions), resources (read-only context),…
• mcp-authentication-scopes — How remote MCP servers authenticate Claude Code — env-injected tokens, custom headers, or interactive…
• building-a-custom-mcp-server — Writing your own MCP server with the official SDK to expose internal tools/resources to Claude Code — the…