Free Agent Tools

Deeper isolation means less work for teams managing deployed coding agents.

Choose your harness based on isolation, governance, and whether agents run in your VPC.

Cursor and Codex lead agent assignment.

Self-hosting requires teams to manage isolation, credentials, and observability costs.

Six criteria guide harness choice for polyglot monorepos.

Focus evaluation on harness architecture, not just model choice.

Narrow agent credentials to task requirements before execution to prevent unauthorized access.

Cost per completed task reveals how harness efficiency and loop behavior drive total spending.

Choose what to delegate by matching engineering tasks to Claude Code's actual capabilities.

Degradation starts before context limits hit, requiring harness design over model power.