Skill Claude CodeCodex
MANDATORY for ALL MCP server work - mcp-use framework best practices and patterns. READ THIS FIRST before any MCP server work, including: Creating new MCP servers Modifying existing MCP servers (adding/updating tools, resources, prompts, widgets) Debugging MCP server issues or errors Reviewing MCP server code for…
Skill Claude CodeCodex
Create new skills, modify and improve existing skills, and measure skill performance. Use when users want to create a skill from scratch, edit, or optimize an existing skill, run evals to test a skill, benchmark skill performance with variance analysis, or optimize a skill's description for better triggering accuracy.
Skill Claude CodeCodex
Use this skill whenever a user asks you to emit machine-readable structured messages through Echo MCP, validate payloads with schema IDs, inspect available schemas, or integrate agent progress/state events with MCP tool returns. Apply it for coding-agent workflows that need reliable JSON-like outputs instead of…