Category
Tutorials
Step-by-step tutorials for Claude Code, Codex and AI agents that you can follow in your own terminal.
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Claude Code MCP server setup: add, scope, share, debug
Claude Code MCP server setup in practice: add a server with claude mcp add, verify it with claude mcp list, choose a scope, share .mcp.json and fix errors.
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Claude Code permissions settings: rules, scopes, safe defaults
Configure Claude Code permissions in settings.json: allow, ask and deny rule syntax, which scope wins, permission modes, and a safe starter config.
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Claude Code subagents tutorial: build and restrict one
Claude Code subagents tutorial: create a custom subagent, choose project or user scope, restrict its tools, and invoke it by name, @-mention or --agent.