mcp-expert

SKILL.md

mcp-expert is the definitive resource for building and managing Model Context Protocol (MCP) ecosystems. In 2026, MCP is the backbone of autonomous AI agents, enabling them to navigate complex data, interact with legacy APIs, and render dynamic user interfaces. This skill covers the entire lifecycle—from proactive onboarding to advanced MCP App development and high-security server orchestration.

| Anti-Pattern | Why it fails in 2026 | Modern Alternative |

| Chatty APIs | Wastes LLM tokens and increases latency. | Use Outcome-Oriented Tools. | | Raw Exceptions | LLM cannot self-correct from stack traces. | Return Helpful Error Strings. | | Hardcoded Secrets | Massive security vulnerability. | Use Environment Variable Mapping. | | Stdout Logging | Breaks the Stdio transport channel. | Log only to Stderr. |

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