kitio.aiOpenAI Codex vs JetBrains Air
A side-by-side look at pricing plans, free tiers, features, pros and cons, updated for 2026. OpenAI Codex has the lower starting price: about $8 a month, against $10 for JetBrains Air.
At a glance
Best for
Pricing model
Starting price
Free plan
Made by
Based in
Rating
Key features
- Cloud coding tasks
- Codex CLI
- IDE extension
- Desktop app
- Automatic PR review
- Parallel agent tasks
- Built-in Junie, Codex and Claude
- ACP agent registry
- Docker task isolation
- Team governance
| Feature | OpenAI Codex | JetBrains Air |
|---|---|---|
| Best for | OpenAI's coding agent in the cloud, CLI, IDE and desktop app | JetBrains environment for running several coding agents at once |
| Category | Coding | Coding |
| Pricing model | Freemium | Freemium |
| Starting price | $8/mo | $10/mo |
| Free plan | Yes | Yes |
| Made by | OpenAI | JetBrains |
| Based in | United States | Czechia |
| Rating | No ratings yet | No ratings yet |
| Key features |
|
|
Pricing compared
OpenAI Codex has the lower starting price: about $8 a month, against $10 for JetBrains Air.
Free plan
Cheapest paid plan
Top plan
Free trial
6 plans
Free
Free
- Limited Codex usage
- Via ChatGPT account
Go
$8/mo
- ChatGPT Go plan
- More Codex usage than Free
Plus
$20/mo
- ChatGPT Plus plan
- Codex in CLI, IDE and cloud
Pro
$100/mo
- Starting price; $200 and $500 tiers
- Highest Codex limits
Business
$25/mo
- Per user
- Shared workspace and admin controls
Enterprise
Contact sales
- Enterprise security
- Flexible usage
Prices in USD, checked Oct 28, 2026 or later. Plans change often, so confirm on each tool's site before you buy.
Pros and cons
OpenAI Codex
- Included in ChatGPT plans
- Runs many tasks in parallel
- Open-source CLI
- Token-based limits are hard to predict
- Free tier usage is small
JetBrains Air
- Mixes agents from different vendors
- IntelliJ code intelligence for agents
- One subscription covers several agents
- Still in public preview
- Credits drain faster with big models
Which one should you choose?
Choose OpenAI Codex if you want:
- Included in ChatGPT plans
- Runs many tasks in parallel
- Open-source CLI
Watch out: token-based limits are hard to predict.
Choose JetBrains Air if you want:
- Mixes agents from different vendors
- IntelliJ code intelligence for agents
- One subscription covers several agents
Watch out: still in public preview.
OpenAI Codex vs JetBrains Air FAQ
What is the difference between OpenAI Codex and JetBrains Air?
OpenAI Codex: OpenAI's coding agent in the cloud, CLI, IDE and desktop app. JetBrains Air: JetBrains environment for running several coding agents at once. Both are coding tools.
Is OpenAI Codex or JetBrains Air cheaper?
OpenAI Codex has the lower starting price: about $8 a month, against $10 for JetBrains Air.
Do OpenAI Codex and JetBrains Air have free plans?
OpenAI Codex: Yes. JetBrains Air: Yes.
Who makes OpenAI Codex?
OpenAI Codex is made by OpenAI, based in United States.
Who makes JetBrains Air?
JetBrains Air is made by JetBrains, based in Czechia.
Which should I choose, OpenAI Codex or JetBrains Air?
Choose OpenAI Codex if you value included in chatgpt plans and runs many tasks in parallel. Choose JetBrains Air if you value mixes agents from different vendors and intellij code intelligence for agents.