Guides · Comparison · Outbox vs ChatGPT Sites
Outbox vs ChatGPT Sites: hosting for any agent, not just ChatGPT
ChatGPT Sites is a platform for building full sites and apps from ChatGPT or Codex, with a database and sign-in. Outbox solves a different problem: giving all your agents one place to drop what they produce, organized and ready to share.
Key differences
| What we compare | Outbox | ChatGPT Sites |
|---|---|---|
| Which agents can publish | Any, via API, CLI or MCP | ChatGPT and Codex |
| Built for | Docs, reports, demos, decks and dashboards your agents generate | Sites and apps with a backend (database, WebSockets) |
| Plan required | Free plan available; no AI subscription needed | ChatGPT Plus, Pro, Business, Enterprise or Edu |
| Availability | Worldwide | Beta; at launch it was not available in the EU, Switzerland or the UK |
| Share with a password and expiration | Yes | Share with specific users, your workspace or the public |
| Library, versions and comments | Yes, with diff, rollback and anchored comments | Versions per deploy |
ChatGPT Sites details checked on 2026-10-01 against their public sources (listed below). If something changed, email us at hello@out-box.dev.
When ChatGPT Sites is the better fit
- You want to build an app with a database and sign-in without leaving ChatGPT.
- Your team already runs on ChatGPT Business or Enterprise.
When Outbox is the better fit
- Your agents produce documents and reports, not apps, and you need them organized.
- You use Claude, Cursor, Codex or other agents side by side.
- You need to share with clients outside your workspace, behind a password.
Learn about Outbox or see the plans.