# GPT-6.1 Terra / Search Capability Leaderboard

* Search Intelligence Score: **69.7** (#11 in Search Intelligence)
* Without search: 28.6 / Lift from search +41.2
* Cost per 1K tasks: — (cost not reported, so not ranked on cost)
* Evaluated: Oct 31, 2026
* Lab: OpenAI / Weights: Closed / Model id: gpt-6.1-terra

## Accuracy by benchmark

| Suite | With search | Without search |
| ----- | ----------- | -------------- |
| DSQA  | 89.1        | 39.7           |
| HLE   | 45.0        | 32.0           |
| WISER | 75.0        | 14.0           |

## Compared with

| Model                                   | Score | Lift  | Cost per 1K tasks |
| --------------------------------------- | ----- | ----- | ----------------- |
| GPT-6.1 Terra                           | 69.7  | +41.2 | —                 |
| [GPT-6.1 Sol](/leaderboard/gpt-6-1-sol) | 70.4  | +30.6 | $130              |
| [GPT-6 Astra](/leaderboard/gpt-6-astra) | 70.8  | +27.9 | $401              |
| [GPT-5.6 Sol](/leaderboard/gpt-5-6-sol) | 67.7  | +26.3 | $269              |
| [GPT-6 Sol](/leaderboard/gpt-6-sol)     | 66.6  | +28.7 | $183              |

Leaderboard last updated Oct 31, 2026. Methodology: /leaderboard#methodology