| OpenAI Codex | Cursor |
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| Category | coding agent | coding agent |
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| Developer | OpenAI | Anysphere |
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| Created by | — | Michael Truell, Sualeh Asif, Arvid Lunnemark, Aman Sanger |
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| First release | 2025 | 2023 |
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| License | Apache-2.0 | Proprietary |
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| Open source | Yes | No |
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| Pricing | Paid | Free with paid plans |
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| Website | https://openai.com/codex | https://cursor.com |
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| Works in | Terminal, IDE extension, Desktop app, Web and cloud, Slack, GitHub and chats | Its own editor, Terminal, Web and cloud, Slack, GitHub and chats |
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| Models | The vendor's own | Several providers to pick from |
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| Local models | Yes | No |
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| Autonomy | Works alone and opens pull requests | Works alone and opens pull requests |
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| Runs on | Your machine or the cloud | Your machine or the cloud |
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| MCP support | Yes | Yes |
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| Subagents | Yes | Yes |
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| Headless mode | Yes | Yes |
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| Billing | Subscription | Subscription |
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| Platforms | macOS, Linux, Windows | macOS, Windows, Linux |
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