Bolt vs Codex: Side-by-Side Comparison 2026
Bolt vs Codex comparison 2026. Side-by-side features, pricing & capabilities.
Bolt is an app builder from StackBlitz — build full-stack apps with ai. Codex is an AI agent and a CLI-based coding agent from OpenAI — asynchronous autonomous coding agent.
Bolt
Browser-based AI app builder by StackBlitz that generates, runs, and deploys full-stack web applications from natural language prompts.
- ✓ Full-stack generation
- ✓ In-browser IDE
- ✓ One-click deploy
- ✓ Package management
- ✓ Live preview
Free / $25/mo · 4 plans
Codex🏆 Approved
OpenAI's autonomous coding agent. Available via web, desktop app (macOS), CLI (macOS/Linux/Windows), and VS Code extension.
- ✓ Code completions
- ✓ AI chat
- ✓ Agentic mode
- ✓ Multi-file editing
- ✓ Terminal commands
Free / $8/mo · 6 plans
| Feature | Bolt | Codex |
|---|---|---|
| Category | Builder | Agent / CLI |
| Starting Price | Free | Free |
| Model Family | Claude | GPT / Codex |
| Test Generation | — | ✓ |
| Documentation | — | ✓ |
| Open Source | No | Yes (CLI) |
Pricing verified Mar 20, 2026. Bolt pricing | Codex pricing
Key Differences
- Category: Bolt is an app builder; Codex is an AI agent and a CLI-based coding agent.
- Starting price: Bolt starts at $25/mo; Codex starts at $8/mo.
- Model family: Bolt uses Claude; Codex uses GPT / Codex.
- Open source: Bolt: No. Codex: Yes (CLI).
- Bring your own key: Codex supports BYOK; Bolt does not.
- Platforms: Bolt runs on Web; Codex runs on Linux, Web, Windows (experimental), macOS.
- Provider: Bolt is built by StackBlitz; Codex is built by OpenAI.
- Capabilities: Codex has test generation.
Which Should You Choose?
Choose Bolt if you want to go from idea to deployed app in minutes. Choose Codex if you want asynchronous coding tasks you can fire off and review when ready. Read our full reviews to see which fits your workflow.