Engineering Blog

Building the
Agent Harness

Deep dives into plugin architecture, multi-agent orchestration, and the infrastructure that makes AI-human collaboration work.

Latest
15 min read

The Model Got Dumber. Your Workflow Shouldn't.

Anthropic quietly nerfed Claude Code's thinking depth and cut off OpenClaw's subscription access. The real problem isn't what changed — it's that your workflow had zero resilience to it.

Engineering
02
15 min read

The Harness Decides the Agent's Ceiling

Same model, different harness, 17 problems apart on SWE-bench. Why harness engineering matters more than model choice in 2026.

ArchitectureEssay
03
15 min read

Building an OpenClaw Plugin for Chorus

SSE + MCP dual-channel architecture to make AI agents truly live in the workflow — event push for awareness, tool protocol for execution.

OpenClawPlugin
04
15 min read

Building Plugins for Claude Code Agent Teams

Design patterns from the Chorus experience — plugin ecosystem, hooks, skills, and sub-agent context injection for multi-agent collaboration.

Claude CodePlugin