# GPT-5.6 TerraUltra

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Canonical URL: https://benchize.com/models/gpt-5-6-terra-ultra
Last updated: Thu, 22 Oct 2026 06:30:09 GMT

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## Benchmarks

| Benchmark | Score | ± | Rank |  |
| --- | --- | --- | --- | --- |
| [ToneBench Scriptwriting](https://benchize.com/benchmarks/tonebench%3Ascripts.md) | 2,050.8 | Range 2,013.7–2,087.3 | 26 / 126 |  |
| ### Original source values \| Metric \| Value \| Unit \| Scope \| Direction \| \| --- \| --- \| --- \| --- \| --- \| \| `elo` \| 2050.8 \| rating \| reported \| Higher is better \| \| `overall` \| 81.4 \| percent \| reported \| Higher is better \| \| `anti_slop_numbers` \| 74.07 \| source_score \| rubric \| Higher is better \| \| `continuity_emotion` \| 80.15 \| source_score \| rubric \| Higher is better \| \| `cue_quality` \| 80.31 \| source_score \| rubric \| Higher is better \| \| `hook_strength` \| 81.54 \| source_score \| rubric \| Higher is better \| \| `length_adherence` \| 93.7 \| source_score \| rubric \| Higher is better \| \| `slop` \| 84.7 \| source_score \| rubric \| Higher is better \| \| `slop_score` \| 95.34 \| source_score \| rubric \| Higher is better \| \| `substance_accuracy` \| 86.41 \| source_score \| rubric \| Higher is better \| \| `tone_voice` \| 76.94 \| source_score \| rubric \| Higher is better \| \| `writing_quality` \| 76.81 \| source_score \| rubric \| Higher is better \| \| `youtube_best_practices` \| 79.33 \| source_score \| rubric \| Higher is better \| ### Configuration provider codex Reasoning effort ultra scoreScope 10_task_current sourceConfiguration gpt-5-6-terra-ultra ### Reported statistics Uncertainty Reported interval: 2,013.7–2,087.3 interval [2013.7,2087.3] rank 26 runCount 5 ### Source [Original source](https://benchmark.towardsai.com/data/leaderboard.json) Source tonebench Original model label GPT-5.6 Terra (ultra) Evaluated 2026-10-11 Observed 2026-10-22T04:40:14.102Z Evidence SHA-256 `4264338337f418d3ded7ace250cad64fe12cacbd4b79a312bfaf0ae9268a01c3` Source locator `/rows/25` |  |  |  |  |

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Cite as: GPT-5.6 TerraUltra — Benchize, https://benchize.com/models/gpt-5-6-terra-ultra (retrieved 2026-10-22)