Bolt.new vs OpenAI Codex
Bolt.new: Prompt, run and deploy full-stack apps in the browser. OpenAI Codex: OpenAI's coding agent that writes, reviews and fixes code in the cloud or terminal. Here is how they compare on features, pricing, platforms, pros and cons.
Quick verdict
Bolt.new
Best for: Developers and makers prototyping web apps quickly.
Stands out for: Runs a real dev environment in the browser; Fast from idea to live preview.
OpenAI Codex
Best for: Developers who want to hand off whole coding tasks.
Stands out for: Works across cloud, terminal and editor; Strong at multi-step tasks.
Side-by-side comparison
| Visit bolt.new (opens in a new tab) | Visit openai.com (opens in a new tab) | |
|---|---|---|
| What it is | Prompt, run and deploy full-stack apps in the browser. | OpenAI's coding agent that writes, reviews and fixes code in the cloud or terminal. |
| Pricing | Free + Paid | PaidIncluded with paid ChatGPT plans |
| Free to use | Yes | No |
| Category | AI Coding | AI Coding |
| Editor rank | #9 in category | #11 in category |
| Made by | StackBlitz | OpenAI |
| Best for | Developers and makers prototyping web apps quickly. | Developers who want to hand off whole coding tasks. |
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Bolt.new vs OpenAI Codex: questions
Is Bolt.new better than OpenAI Codex?
Neither wins for everyone. Our editors rank Bolt.new slightly higher overall in AI Coding, but OpenAI Codex can be the better fit: Developers who want to hand off whole coding tasks.
Which is free, Bolt.new or OpenAI Codex?
Bolt.new can be used for free (free + paid), while OpenAI Codex is paid.
Can I use Bolt.new and OpenAI Codex together?
Yes. Many people keep both and pick per task, for example generate a full-stack app from a prompt with Bolt.new, and ask the agent to fix a bug and open a pull request with OpenAI Codex.