AI coding · Head to head
OpenAI Codex vs JetBrains Junie: which is better?
Short answer
OpenAI Codex costs less in the first year ($96 vs $500). Pick OpenAI Codex for coding agent bundled with ChatGPT; pick JetBrains Junie for JetBrains IDE users wanting an agent.
| Fact | OpenAI Codex | JetBrains Junie | Edge |
|---|---|---|---|
| Best for | Coding agent bundled with ChatGPT | JetBrains IDE users wanting an agent | — |
| Free plan | Yes, limited Codex access | Yes, unlimited completion, 3 monthly AI credits | Tie |
| Entry plan | Go: $8 / mo | AI Pro: $100 / seat / yr | — |
| Mid plan | Plus: $20 / mo | AI Ultimate: $300 / seat / yr | — |
| Top plan | Pro: $100 / mo | AI Ultimate: $300 / seat / yr | — |
| 1st year | $96 | $500 | OpenAI Codex |
| Platforms | Web, macOS, Windows, API | macOS, Windows, Linux | OpenAI Codex |
Edge = the better published number or limit; we do not test the tools hands-on.
Which has the better free plan, OpenAI Codex or JetBrains Junie?
Neither stands out: OpenAI Codex: Yes, limited Codex access; JetBrains Junie: Yes, unlimited completion, 3 monthly AI credits.
Should you pick OpenAI Codex or JetBrains Junie?
Pick OpenAI Codex if
- you want coding agent bundled with ChatGPT
- the free plan is enough (limited Codex access)
Pick JetBrains Junie if
- you want JetBrains IDE users wanting an agent
- the free plan is enough (unlimited completion, 3 monthly AI credits)
Sources
| Vendor page | URL | Checked |
|---|---|---|
| OpenAI Codex pricing | chatgpt.com/pricing | 27 Oct 2026 |
| JetBrains Junie pricing | jetbrains.com/ai-ides/buy/ | 27 Oct 2026 |
Prices in USD as published by each vendor, billed yearly where offered. How we compare