Running 3 Parallel Claude Code Instances to Get $200 of Dev Work for $20/month Overview I build Jibun Kabushiki Kaisha — a 200-page Flutter Web SaaS — using Claude Code. On a $20/month plan, I run 3 specialized Claude Code instances in parallel to achieve roughly 10x the development throughput. The Role Assignment System Each instance has a fixed responsibility: Instance Dedicated Role Wh