Coding agents
Codex vs Junie
Codex (OpenAI) and Junie (JetBrains) are two tools in the “Coding agents” category of the OrigoTech directory. This page puts the information from their tool pages side by side: 9 criteria are filled in for both tools. No editorial opinion: every value comes from the tool page, which cites its sources.
Tool page data · Verified
Comparison table
| Criterion | Codex | Junie |
|---|---|---|
| Vendor | OpenAI | JetBrains |
| Pricing | Freemium | Freemium |
| Pricing details | Included in ChatGPT Free ($0), Go ($8), Plus ($20) and Pro (from $100/month), or billed per use with an API key (source: developers.openai.com/codex/pricing). | Junie Lite (free model, no card) or your own keys at provider rates with zero markup; AI Pro $8.33 (10 AI credits / 30 days) and AI Ultimate $25 (35 AI credits / 30 days) per user per month, prices shown for annual billing (source: jetbrains.com/junie). |
| Plans and pricing |
|
|
| License | Codex CLI under Apache-2.0 (github.com/openai/codex); cloud service and ChatGPT app proprietary | Proprietary (© JetBrains s.r.o., all rights reserved; JetBrains AI Service terms) |
| Open source | — | No |
| Platforms | CLI, IDE, Web, Desktop, Mobile | CLI, IDE, CI/CD |
| Operating systems | macOS, Windows, Linux | macOS, Linux, Windows |
| MCP support | Yes | Yes |
| Context window | 1,050,000 tokens with GPT-6.1 Sol (recommended model); depends on the selected model | Depends on the chosen model |
| GitHub repository | openai/codex · ★ 130,181 · Verified | — |
| Updated on |
“—”: information not filled in on the tool page.
What they have in common
- Same pricing model: freemium.
- Both support MCP.
- Shared platforms: CLI, IDE.
- Shared operating systems: macOS, Windows, Linux.
Differences
- Codex is published by OpenAI, Junie by JetBrains.
- License: Codex CLI under Apache-2.0 for Codex, Proprietary for Junie.
- Platforms only Codex offers: Web, Desktop, Mobile.
- Platforms only Junie offers: CI/CD.
- Only Codex has a repository on our GitHub repos page (130,181 stars, as of October 20, 2026).
- Plans listed on the tool pages: 6 for Codex, 3 for Junie.
Sources
- OpenAI: 4 million weekly users (April 2026)
- OpenAI: Leader in the 2026 Gartner Magic Quadrant
- OpenAI: Codex pricing
- Codex CLI on GitHub (Apache-2.0 licence)
- Junie: official site and pricing (verified 2026-10-20)
- GitHub: JetBrains/junie repository (license) (verified 2026-10-20)
- JetBrains: Junie in IDEs and MCP tools (verified 2026-10-20)
- Junie: documentation (verified 2026-10-20)