| ChatGPT Atlas | Sigma Browser | |
|---|---|---|
| Development Status | Active | Unknown |
| Operating Systems |
macOS,
Windows
|
Android,
iOS,
macOS,
Windows
|
| Year Started | 2025 | 2024 |
| Manufacturer | ChatGPT | Unknown |
| Rendering Engine | Chromium | Chromium |
| AdBlock Native | Unknown | Unknown |
| "AI" Features? | Yes | Yes |
| Extensions support | Unknown | Unknown |
| Paid | Yes | Yes |
| Built-in VPN? | ||
| License | Currently unknown | Currently unknown |
| Wikipedia Page | No | No |
| Device Platforms | Desktop | Desktop, Mobile |
| Public Source Code? | No | No |
| Website | chatgpt.com/atlas/ | www.sigmabrowser.com |