Announcing Sellier
Claude Code Agent Harness Generator
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try { if(localStorage) { let currentUser = localStorage.getItem('current_user'); if (currentUser) { currentUser = JSON.parse(currentUser); if (currentUser.id === 171498) { document.getElementById('article-show-container').classList.add('current-user-is-article-author'); } } } } catch (e) { console.error(e); } Ian Johnson Posted on Apr 30 Announcing Sellier #ai #claude #productivity I built a tool. It scaffolds a Claude Code agent harness into any project. A harness is the system that lets an AI coding agent produce correct, high-quality code consistently. It has four parts: Guidance — CLAUDE.md and rules in .claude/rules/ that shape what the agent writes. Guardrails — automated checks (lint, tests, build) the agent runs. Flywheel — review feedback updates a rule file.
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