
Yeachan-Heo
6 Tools
Yeachan Heo (known online as Bellman) is a Seoul-based algorithmic trader and founder of Quant.start(), described as Korea's largest quantitative trading community. His technical background spans deep reinforcement learning and quantitative AI research, which he now channels into building multi-agent orchestration systems for AI developer tooling.
Tools
Multi-agent orchestration for Claude Code that delegates work across 32+ specialized agents via natural language.
Workflow layer for the OpenAI Codex CLI that adds canonical skills, agent teams, and persistent project state.
Event-to-channel notification router for OpenClaw that bypasses gateway sessions to avoid context pollution.
Research lab setup for OpenCode with .ipynb and REPL integration so agents can run data science workflows.
Clean-room reimplementation of the Claude Code CLI written in Rust.
Regression testing framework for AI prompts that records, replays, and compares LLM responses.