# Grok 4.5High

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Canonical URL: https://benchize.com/models/grok-4-5-high
Last updated: Thu, 22 Oct 2026 06:20:09 GMT

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## Benchmarks

| Benchmark | Score | ± | Rank | Cost | Latency | Source |  |
| --- | --- | --- | --- | --- | --- | --- | --- |
| [NC Bench](https://benchize.com/benchmarks/nc-bench%3Aoverall.md) | 94.12% | — | 13 / 144 | — | — | [nc bench](https://www.nc-bench.com/models) |  |
| ### Original source values \| Metric \| Value \| Unit \| Scope \| Direction \| \| --- \| --- \| --- \| --- \| --- \| \| `score` \| 94.12 \| percent \| reported \| Higher is better \| \| `tooling` \| 99.99 \| percent \| category \| Higher is better \| \| `creative_writing` \| 87.43 \| percent \| category \| Higher is better \| \| `language` \| 99.82 \| percent \| category \| Higher is better \| \| `utility` \| 86.69 \| percent \| category \| Higher is better \| \| `reasoning` \| 94.45 \| percent \| category \| Higher is better \| \| `text_editing` \| 98.73 \| percent \| category \| Higher is better \| \| `rule_following` \| 86.79 \| percent \| category \| Higher is better \| \| `hallucination` \| 99.06 \| percent \| category \| Higher is better \| ### Configuration Reasoning effort high Model configuration Grok 4.5 (Reasoning, High) thinkingEnabled true ### Source [Original source](https://www.nc-bench.com/models) Source nc bench Original model label Grok 4.5 (Reasoning, High) Observed 2026-10-22T06:10:03.426Z Evidence SHA-256 `ec261022458543624b08a136d01f5a2f0666cd52ffb49c64d6ca983e8543d1b5` Source locator `/rows/17` |  |  |  |  |  |  |  |
| [FrontierCode 1.1 extended](https://benchize.com/benchmarks/frontiercode%3Av1_1%3Aextended.md) | 56.55% | — | 54 / 125 | $1.09 | — | [frontiercode](https://cognition.com/data/frontiercode-leaderboard/data.json) |  |
| ### Original source values \| Metric \| Value \| Unit \| Scope \| Direction \| \| --- \| --- \| --- \| --- \| --- \| \| `score` \| 0.5655 \| score_fraction \| blocking_criteria_adjusted \| Higher is better \| \| `correct` \| 0.6227 \| score_fraction \| raw_rubric \| Higher is better \| \| `cost` \| 1.0863 \| USD \| per_rollout \| Lower is better \| ### Configuration harness grok-build Reasoning effort high sourceVersion v1_1 subset extended ### Reported statistics flaggedRate 0 sampleSize 150 ### Source [Original source](https://cognition.com/data/frontiercode-leaderboard/data.json) Source frontiercode Original model label Grok 4.5 Observed 2026-10-22T05:40:03.220Z Evidence SHA-256 `ff0040778b7bdf69c705ad7474f771fb5e53cfaf5cf8573b3a4614153543d75f` Source locator `/v1_1/data/Grok%204.5/high/extended` |  |  |  |  |  |  |  |
| [DeepSWE](https://benchize.com/benchmarks/deepswe%3Av1.1.md) | 53.76% | Range 51.48–56.04% | 43 / 70 | $2.42 | 484.7s | [deepswe](https://deepswe.datacurve.ai/artifacts/v1.1/leaderboard-live.json) |  |
| ### Original source values \| Metric \| Value \| Unit \| Scope \| Direction \| \| --- \| --- \| --- \| --- \| --- \| \| `pass_at_1` \| 0.5376106194690266 \| score_fraction \| scored_rollout_attempts \| Higher is better \| \| `pass_at_4` \| 0.7787610619469026 \| score_fraction \| tasks_with_one_passing_rollout \| Higher is better \| \| `cost_per_attempt` \| 2.4157481725663716 \| USD \| scored_attempt \| Lower is better \| \| `duration` \| 484.7029359800885 \| seconds \| scored_attempt \| Lower is better \| ### Configuration harness mini-swe-agent Reasoning effort high sourceConfiguration mini_swe_agent_grok_4_5_high ### Reported statistics Uncertainty Reported interval: 51.48–56.04% interval [0.5148025737402474,0.5604186651978057] intervalMethod 95% run-to-run: SE across repeated whole-benchmark passes (1.96 * std(runs)/sqrt(R)) runCount 4 sampleSize 452 taskCount 113 ### Source [Original source](https://deepswe.datacurve.ai/artifacts/v1.1/leaderboard-live.json) Source deepswe Original model label grok-4-5 Observed 2026-10-22T03:50:05.889Z Evidence SHA-256 `a7c15d66288fd249c020b9931c017b92d1a3b90e480b3ff34974b752bd030019` Source locator `/rows/44` |  |  |  |  |  |  |  |
| [FrontierCode 1.1 main](https://benchize.com/benchmarks/frontiercode%3Av1_1%3Amain.md) | 42.44% | — | 56 / 125 | $1.3 | — | [frontiercode](https://cognition.com/data/frontiercode-leaderboard/data.json) |  |
| ### Original source values \| Metric \| Value \| Unit \| Scope \| Direction \| \| --- \| --- \| --- \| --- \| --- \| \| `score` \| 0.4244 \| score_fraction \| blocking_criteria_adjusted \| Higher is better \| \| `correct` \| 0.472 \| score_fraction \| raw_rubric \| Higher is better \| \| `cost` \| 1.3007 \| USD \| per_rollout \| Lower is better \| ### Configuration harness grok-build Reasoning effort high sourceVersion v1_1 subset main ### Reported statistics flaggedRate 0 sampleSize 100 ### Source [Original source](https://cognition.com/data/frontiercode-leaderboard/data.json) Source frontiercode Original model label Grok 4.5 Observed 2026-10-22T05:40:03.220Z Evidence SHA-256 `ff0040778b7bdf69c705ad7474f771fb5e53cfaf5cf8573b3a4614153543d75f` Source locator `/v1_1/data/Grok%204.5/high/main` |  |  |  |  |  |  |  |
| [Short Story Writing — Pairwise Comparison](https://benchize.com/benchmarks/lechmazur-short-story%3Apairwise.md) | -5.09 | 95% CI -5.19–-4.99 | 50 / 50 | — | — | [lechmazur short story · 8ba548d1cffefa5c472d3832e05f64e119a88fa4](https://api.github.com/repos/lechmazur/writing/contents/data/writing_gemini_argon_20261013/ratings.csv?ref=8ba548d1cffefa5c472d3832e05f64e119a88fa4) |  |
| ### Original source values \| Metric \| Value \| Unit \| Scope \| Direction \| \| --- \| --- \| --- \| --- \| --- \| \| `thurstone_rating` \| -5.088657194243192 \| index \| pooled_observed_panel \| Higher is better \| \| `win_probability` \| 0.015743435556097907 \| score_fraction \| comparison_pool \| Higher is better \| ### Configuration benchmarkScope data/writing_gemini_argon_20261013 Reasoning effort high thinkingEnabled true ### Reported statistics Uncertainty 95% confidence interval: -5.19–-4.99 bootstrapSamples 300 confidenceInterval95 ["-5.186858848362259","-4.990649443075917"] sourceRank 59 ### Source [Original source](https://api.github.com/repos/lechmazur/writing/contents/data/writing_gemini_argon_20261013/ratings.csv?ref=8ba548d1cffefa5c472d3832e05f64e119a88fa4) Source lechmazur short story Original model label Grok 4.5 (high) Source version 8ba548d1cffefa5c472d3832e05f64e119a88fa4 Observed 2026-10-21T16:34:21.130Z Evidence SHA-256 `c36baebed9f302ff7ad8fe97907d72e1757a015a39b6a3b23437597cf8e3bff6` Source locator `/rows/58` |  |  |  |  |  |  |  |
| [ToneBench Scriptwriting](https://benchize.com/benchmarks/tonebench%3Ascripts.md) | 1,688.5 | Range 1,649–1,725.9 | 58 / 126 | — | — | [tonebench](https://benchmark.towardsai.com/data/leaderboard.json) |  |
| ### Original source values \| Metric \| Value \| Unit \| Scope \| Direction \| \| --- \| --- \| --- \| --- \| --- \| \| `elo` \| 1688.5 \| rating \| reported \| Higher is better \| \| `overall` \| 77.82 \| percent \| reported \| Higher is better \| \| `anti_slop_numbers` \| 67.3 \| source_score \| rubric \| Higher is better \| \| `continuity_emotion` \| 77.56 \| source_score \| rubric \| Higher is better \| \| `cue_quality` \| 75.71 \| source_score \| rubric \| Higher is better \| \| `hook_strength` \| 81.94 \| source_score \| rubric \| Higher is better \| \| `length_adherence` \| 77.14 \| source_score \| rubric \| Higher is better \| \| `slop` \| 80.57 \| source_score \| rubric \| Higher is better \| \| `slop_score` \| 93.84 \| source_score \| rubric \| Higher is better \| \| `substance_accuracy` \| 82.95 \| source_score \| rubric \| Higher is better \| \| `tone_voice` \| 75.55 \| source_score \| rubric \| Higher is better \| \| `writing_quality` \| 73.56 \| source_score \| rubric \| Higher is better \| \| `youtube_best_practices` \| 76.49 \| source_score \| rubric \| Higher is better \| ### Configuration provider xai Reasoning effort unknown scoreScope 10_task_current sourceConfiguration grok-4-5 thinkingEnabled true ### Reported statistics Uncertainty Reported interval: 1,649–1,725.9 interval [1649,1725.9] rank 58 runCount 5 ### Source [Original source](https://benchmark.towardsai.com/data/leaderboard.json) Source tonebench Original model label Grok 4.5 (high) Evaluated 2026-10-11 Observed 2026-10-22T04:40:14.102Z Evidence SHA-256 `4264338337f418d3ded7ace250cad64fe12cacbd4b79a312bfaf0ae9268a01c3` Source locator `/rows/57` |  |  |  |  |  |  |  |
| [ARC-AGI-1](https://benchize.com/benchmarks/arc-prize%3Av1_Semi_Private.md) | 85.67% | — | 102 / 245 | 0.33usd per task | — | [arc prize · v1](https://arcprize.org/media/data/leaderboard/v1.json) |  |
| ### Original source values \| Metric \| Value \| Unit \| Scope \| Direction \| \| --- \| --- \| --- \| --- \| --- \| \| `score` \| 0.8567 \| score_fraction \| v1_Semi_Private \| Higher is better \| \| `cost_per_task` \| 0.33 \| usd_per_task \| v1_Semi_Private \| Lower is better \| ### Configuration evaluationSplit v1_Semi_Private harness Not reported modelGroup xai-grok-4-5 modelType CoT Reasoning effort high sourceModelVersion xai-grok-4-5-high thinkingEnabled true ### Source [Original source](https://arcprize.org/media/data/leaderboard/v1.json) Source arc prize Original model label Grok 4.5 (High) Source version v1 Observed 2026-10-22T05:20:04.066Z Evidence SHA-256 `2bf68d22dafba37047d07ad833ebc0e8199c9aa2f9eeaed50c75c1b704462836` Source locator `/evaluations/171` |  |  |  |  |  |  |  |
| [ARC-AGI-2](https://benchize.com/benchmarks/arc-prize%3Av2_Semi_Private.md) | 52.64% | — | 97 / 243 | 0.78usd per task | — | [arc prize · v2](https://arcprize.org/media/data/leaderboard/v2.json) |  |
| ### Original source values \| Metric \| Value \| Unit \| Scope \| Direction \| \| --- \| --- \| --- \| --- \| --- \| \| `score` \| 0.5264 \| score_fraction \| v2_Semi_Private \| Higher is better \| \| `cost_per_task` \| 0.78 \| usd_per_task \| v2_Semi_Private \| Lower is better \| ### Configuration evaluationSplit v2_Semi_Private harness Not reported modelGroup xai-grok-4-5 modelType CoT Reasoning effort high sourceModelVersion xai-grok-4-5-high thinkingEnabled true ### Source [Original source](https://arcprize.org/media/data/leaderboard/v2.json) Source arc prize Original model label Grok 4.5 (High) Source version v2 Observed 2026-10-22T05:20:04.306Z Evidence SHA-256 `4351eb696e78113b0459e9bb5f0258318b905efef34f473dcea51ce641b0d94d` Source locator `/evaluations/172` |  |  |  |  |  |  |  |
| [ARC-AGI-3](https://benchize.com/benchmarks/arc-prize%3Av3_Semi_Private.md) | 0.3% | — | 47 / 65 | 6,892.87usd | — | [arc prize · v3](https://arcprize.org/media/data/leaderboard/v3.json) |  |
| ### Original source values \| Metric \| Value \| Unit \| Scope \| Direction \| \| --- \| --- \| --- \| --- \| --- \| \| `score` \| 0.003 \| score_fraction \| v3_Semi_Private \| Higher is better \| \| `total_cost` \| 6892.87 \| usd \| v3_Semi_Private \| Lower is better \| ### Configuration evaluationSplit v3_Semi_Private harness standard modelGroup xai-grok-4-5 modelType CoT Reasoning effort high sourceModelVersion xai-grok-4-5-high thinkingEnabled true ### Source [Original source](https://arcprize.org/media/data/leaderboard/v3.json) Source arc prize Original model label Grok 4.5 (High) Source version v3 Observed 2026-10-22T05:20:04.578Z Evidence SHA-256 `3ce335487296bb2dcf4ba9546c5a2a02b1907db5b08887cd9ff4429fed824916` Source locator `/evaluations/22` |  |  |  |  |  |  |  |

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Cite as: Grok 4.5High — Benchize, https://benchize.com/models/grok-4-5-high (retrieved 2026-10-22)