Tools
Claude Code skills, hooks and subagents: what each one is for
CLAUDE.md, skills, hooks, subagents and MCP servers all extend Claude Code, but they solve different problems. A practical guide to which one to reach for, with examples.
Topic
Claude Code
Claude Code is Anthropic's coding agent and the harness we use most. These guides cover how to extend it with skills, hooks, subagents and MCP servers, and how it fits next to other agents.
Guides
How to build an MCP server for your ERP (read-only first)
A step-by-step guide to exposing ERP data to AI agents through the Model Context Protocol: narrow tools, read-only credentials, validated inputs, and a safe path to writes.
Guides
What is an agent harness? The part of an AI agent that isn't the model
An agent harness is the software around a language model that gives it tools, context, permissions and a loop. Here is what goes into one, and why it decides whether an agent works in production.
Tools
AI agent harnesses compared: Claude Code, Codex, OpenCode, Pi, Hermes, OpenClaw and T3 Code
Which agent harness should you use? A plain-language comparison of the main coding agents, self-hosted personal agents and control surfaces: what each is built for, why it is good, and where it falls short.
Tools
T3 Code: what it is, how to use it, and why we run our coding agents through it
T3 Code is a free, open-source app for driving Claude Code, Codex, OpenCode and other coding agents from one place: desktop, web or phone. How it works, how to set it up, and where it falls short.
More topics: AI agent harnessesAI in operations All insights
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