Comparison · Browser & Computer Use
ChatGPT agent (incl. Atlas agent mode) vs Comet: which AI agent is better?
A side-by-side look at ChatGPT agent (incl. Atlas agent mode) and Comet on quality, price, capabilities and trust. Scores measure observable public data; prices come from each vendor's own pricing page. Every fact is sourced and dated.
| ChatGPT agent (incl. Atlas agent mode) OpenAI | Comet Perplexity | |
|---|---|---|
| Agent Score | 41 | 38 |
| Entry price | Free plan | Free plan |
| Trust | DECLARED | DECLARED |
| Capabilities documented | 6 | 6 |
| Free plan | ✓ Yes | ✓ Yes |
| Free trial | — | — |
| Public API | — | — |
| MCP support | — | — |
| Open source | No | No |
| Last verified | — | — |
Score breakdown
| Component | ChatGPT agent (incl. Atlas agent mode) | Comet |
|---|---|---|
| Capabilities | 63 | 50 |
| Integrations | Not measured | Not measured |
| Documentation | Not measured | Not measured |
| Pricing clarity | 100 | 100 |
| Transparency | 100 | 100 |
| Freshness | Not measured | Not measured |
| Human oversight | Not measured | Not measured |
Choose ChatGPT agent (incl. Atlas agent mode) if…
- You want a higher Agent Score (41 vs 38).
Choose Comet if…
On the measured criteria, ChatGPT agent (incl. Atlas agent mode) leads — see opposite.
See the full picture: ChatGPT agent (incl. Atlas agent mode) · Comet · more Browser & Computer Use agents · all comparisons.