Wow, that is actually really bad press. JetBrains engineers are using Codex and not their Junie coding agent 😬
Quoting OpenAI:
> Internally, JetBrains teams are using:
> - ChatGPT
> - GPT‑5
> - Codex
Reference: openai.com/index/jetbra...
By integrating GPT-5 across its tools and workflows, JetBrains is redefining how developers design, reason, and build with AI.