AI CLI comparison guide
Claude Code vs Codex vs OpenCode
Use this page to compare the command families ComUtil models in the live builder, then open a safe preset when you know which workflow fits the task.
Open AI CLI Tools
Need a fast starting point? Open one preset per tool, compare the generated command, and then adjust flags locally in the builder.
This comparison is intentionally practical: it focuses on the command shapes surfaced in ComUtil instead of claiming feature parity or performance differences.
Interactive loop
Best when you expect follow-up questions, repo exploration, or multiple edits in the same session.
Claude Codeclaude
Codexcodex
OpenCodeopencode
One-shot or scripted run
Use these forms when you want a single output for automation, handoff, or deterministic review steps.
Claude Codeclaude -p
Codexcodex exec
OpenCodeopencode run
Continue or resume work
Reach for these when you want to keep earlier session context instead of restating the task from scratch.
Claude Codeclaude -c / claude -r
Codexcodex resume / codex fork
OpenCodeopencode -c
Long-running local backend
Only one of the three modeled workflows exposes a dedicated warm-server mode in ComUtil today.
Claude CodeNot modeled in this workflow
CodexNot modeled in this workflow
OpenCodeopencode serve
You need a shareable preset
Use the builder when you want a safe URL that captures tool, mode, and public preset state without leaking private prompt text.
You need flag-level control
Open the builder when sandbox settings, approval posture, models, effort, or output formatting need to change for one run.
You are chaining the full workflow
Jump back into the browser workflow when prompt cleanup, JSON validation, and MCP config checks are part of the same handoff.
Use this guide as a workflow companion, then confirm exact flags in the upstream CLI references.