Use subagents and custom agents in Codex
Read OriginalThe article announces the general availability of subagents in OpenAI Codex, explaining their similarity to Claude Code's implementation with default agents like 'explorer' and 'worker'. It details how users can define custom agents via TOML files, assign specific models (including GPT-5.3), and use them in workflows for debugging and coding tasks. It also references documentation from various platforms and the author's updated guide on agentic engineering patterns.
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