slash-codex. Run /codex in issue or PR comments and get reviews, use different models, inject your own system prompts: think of it as the codex-action but supercharged.

github.com/elithrar/slash-codex

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Updates

June 2026
  • improve PR harness resilience
  • Simplify action flow (#5)
  • prompt engineering
  • simplify generated PR bodies
  • improve generated PR bodies
  • fix esm bundle requires
  • make prompt bundle deterministic
  • show generated dist diff
  • fix actionlint workflow
  • add codex workflow
  • add prompt file input
  • add slash-codex action