AI/ML (9)

9 posts · 11tags

MCP Without the Hype:What It Is and Why Agents Need It

What the Model Context Protocol is, the host/client/server vocabulary, tools vs resources vs prompts, and when agents need MCP — or when Skills and rules are enough.

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August 2026

AI/ML

How MCP Talks:Discovery, Capability Negotiation, and Transports

How MCP clients and servers discover capabilities, negotiate features, and exchange JSON-RPC over stdio or Streamable HTTP — a self-contained mental model for protocol version 2026-07-28.

AI/ML

Hardening MCP Servers:Auth, Least Privilege, and Tool Safety

Trust boundaries, host approval UX, env secrets, input validation, read-only vs mutating tools, and a practical hardening checklist for a TypeScript MCP bookmarks server.

AI/ML

Host an MCP Server for Public Use:Streamable HTTP and a Live URL

Serve the bookmarks MCP tools over Streamable HTTP with createMcpHandler, protect them with a bearer token, deploy one PaaS URL, and point Cursor at url plus headers.

AI/ML

Ship Your MCP Server:npm Package and the MCP Registry

Package a TypeScript MCP server for npm, add mcpName verification, publish with npm, and register metadata with mcp-publisher — distribution, not hosting.

AI/ML

Plug In an MCP Server in Cursor:Your First Working Connection

Wire a local MCP server in Cursor with mcp.json — project vs global config, field-by-field stdio setup, verify Connected, and run one approved tool call.

AI/ML

Build Your First MCP Server in TypeScript:Tools Over stdio

Build a local bookmarks MCP server in TypeScript — McpServer, Zod tools, stderr logging, MCP Inspector first, then wire the build into Cursor over stdio.

AI/ML

MCP Beyond Tools:Resources and Prompts in the Same Server

Add an MCP resource and prompt to a TypeScript stdio server — bootstrap from the bookmarks part-3 tag, verify in Inspector, and note Cursor host limits.

AI/ML

AI Agent Skills:What They Are and How to Use Them

Hands-on Cursor Agent Skills for beginners — what a skill is, where it lives, how to write a SKILL.md, and how the agent picks it up.