# Claude Opus 4Thinking · 1024 tokens

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Anthropic

Canonical URL: https://benchize.com/models/claude-opus-4-thinking-budget-1024
Last updated: Thu, 22 Oct 2026 07:32:33 GMT

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Anthropic

## Benchmarks

| Benchmark | Score | Rank | Cost | Source |  |
| --- | --- | --- | --- | --- | --- |
| [ARC-AGI-2](https://benchize.com/benchmarks/arc-prize%3Av2_Semi_Private.md) | 0% | 231 / 243 | 0.75usd per task | [arc prize · v2](https://arcprize.org/media/data/leaderboard/v2.json) |  |
| ### Original source values \| Metric \| Value \| Unit \| Scope \| Direction \| \| --- \| --- \| --- \| --- \| --- \| \| `score` \| 0 \| score_fraction \| v2_Semi_Private \| Higher is better \| \| `cost_per_task` \| 0.7503 \| usd_per_task \| v2_Semi_Private \| Lower is better \| ### Configuration evaluationSplit v2_Semi_Private harness Not reported modelGroup claude-opus-4-20250514-thinking modelType CoT reasoningBudget 1024 sourceModelVersion claude-opus-4-20250514-thinking-1k thinkingEnabled true ### Source [Original source](https://arcprize.org/media/data/leaderboard/v2.json) Source arc prize Original model label Claude Opus 4 (Thinking 1K) Source version v2 Observed 2026-10-22T05:20:04.306Z Evidence SHA-256 `4351eb696e78113b0459e9bb5f0258318b905efef34f473dcea51ce641b0d94d` Source locator `/evaluations/42` |  |  |  |  |  |
| [ARC-AGI-1](https://benchize.com/benchmarks/arc-prize%3Av1_Semi_Private.md) | 27% | 202 / 245 | 0.5usd per task | [arc prize · v1](https://arcprize.org/media/data/leaderboard/v1.json) |  |
| ### Original source values \| Metric \| Value \| Unit \| Scope \| Direction \| \| --- \| --- \| --- \| --- \| --- \| \| `score` \| 0.27 \| score_fraction \| v1_Semi_Private \| Higher is better \| \| `cost_per_task` \| 0.5021 \| usd_per_task \| v1_Semi_Private \| Lower is better \| ### Configuration evaluationSplit v1_Semi_Private harness Not reported modelGroup claude-opus-4-20250514-thinking modelType CoT reasoningBudget 1024 sourceModelVersion claude-opus-4-20250514-thinking-1k thinkingEnabled true ### Source [Original source](https://arcprize.org/media/data/leaderboard/v1.json) Source arc prize Original model label Claude Opus 4 (Thinking 1K) Source version v1 Observed 2026-10-22T05:20:04.066Z Evidence SHA-256 `2bf68d22dafba37047d07ad833ebc0e8199c9aa2f9eeaed50c75c1b704462836` Source locator `/evaluations/40` |  |  |  |  |  |

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Cite as: Claude Opus 4Thinking · 1024 tokens — Benchize, https://benchize.com/models/claude-opus-4-thinking-budget-1024 (retrieved 2026-10-22)