In other words, permanent instructions and context well presented in *.md, planning and review before execution, agentic loops with feedback, and a good model.
You can do this with any agentic harness, just plain prompting and "LLM management skills". I don't have Claude Code at work, but all this applies to Codex and GH Copilot agents as well.
You can do this with any agentic harness, just plain prompting and "LLM management skills". I don't have Claude Code at work, but all this applies to Codex and GH Copilot agents as well.
And agreed, Opus 4.5 is next level.