OpenAI Codex CLI Agent
Agent / Orchestration · Official OpenAI CLI agent for sandboxed coding tasks with multi-model support
At a glance
| Setup effort | Low |
| Released | 2025 |
| Open source | Yes |
| Interface | Terminal/CLI |
| Model choice | BYO model |
| Guardrails | Sandboxed |
| Cost | BYO API key |
| Autonomy | Semi-autonomous |
| Capabilities | Tool use, Multi-step planning, Shell access, Sandboxed execution, Git, File editing, Multi-model |
What OpenAI Codex CLI Agent does
Tool use, Multi-step planning, Shell access, Sandboxed execution, Git, File editing, Multi-model
Best for
Official OpenAI CLI agent for sandboxed coding tasks with multi-model support
Works well with
LLM Provider / Model
Integration
Context / RAG
Conflicts & caveats
- ⚠️ OpenAI Codex CLI Agent with on-demand context "Continue codebase indexing" may act on stale code — prefer real-time context (Cursor @codebase, Greptile, GitHub Copilot indexing, Augment Context, CocoIndex, turbopuffer).
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