RankingARC-AGI-3 · 3

ARC-AGI-3 · 3

Data updated 12 Sept 2026

Bucket
Hard reasoning
Unit
percent
Direction
Higher is better
Version
3
Display harness
GPT-6 Astra: A new generation of intelligence
Board
https://openai.com/index/gpt-6-astra/

Compare published benchmark results with category weights →

Models

ModelScoreHarnessEvidenceSource-recorded date
GPT-6 AstraOpenAI99.9%
Reported settings & source

Maximum reported across reasoning efforts; OpenAI research environment or API; Responses API harness with two documented setting changes

Provider-published result; comparator measurements are not automatically independently reproduced.

GPT-6 Astra: A new generation of intelligence · Abstract Reasoning table / ARC-AGI-3 / GPT‑6 Astra · reviewed 2026-09-06

GPT-6 Astra: A new generation of intelligencelab self-report2026-09-06
Claude Opus 4.8Anthropic1.5%
Reported settings & source

Launch table reported configuration; per-cell reasoning effort unspecified; high reasoning, not max

Provider-published result; comparator measurements are not automatically independently reproduced.

GPT-5.6: Frontier intelligence that scales with your ambition · Abstract Reasoning table / ARC-AGI-3 / Claude Opus 4.8 · reviewed 2026-09-06

GPT-5.6: Frontier intelligence that scales with your ambitionlab self-report2026-09-06
Claude Opus 5Anthropic30.2%
Reported settings & source

Maximum reported across reasoning efforts; OpenAI research environment or API

Provider-published result; comparator measurements are not automatically independently reproduced.

GPT-6 Astra: A new generation of intelligence · Abstract Reasoning table / ARC-AGI-3 / Claude Opus 5 · reviewed 2026-09-06

GPT-6 Astra: A new generation of intelligencelab self-report2026-09-06
Gemini 3.1 ProGoogle0.42%
Reported settings & source

Launch table reported configuration; per-cell reasoning effort unspecified

Provider-published result; comparator measurements are not automatically independently reproduced.

GPT-5.6: Frontier intelligence that scales with your ambition · Abstract Reasoning table / ARC-AGI-3 / Gemini 3.1 Pro Preview · reviewed 2026-09-06

GPT-5.6: Frontier intelligence that scales with your ambitionlab self-report2026-09-06
GPT-5.5OpenAI0.43%
Reported settings & source

Launch table reported configuration; per-cell reasoning effort unspecified

Provider-published result; comparator measurements are not automatically independently reproduced.

GPT-5.6: Frontier intelligence that scales with your ambition · Abstract Reasoning table / ARC-AGI-3 / GPT‑5.5 · reviewed 2026-09-06

GPT-5.6: Frontier intelligence that scales with your ambitionlab self-report2026-09-06
GPT-5.6 LunaOpenAI0.18%
Reported settings & source

Launch table reported configuration; per-cell reasoning effort unspecified

Provider-published result; comparator measurements are not automatically independently reproduced.

GPT-5.6: Frontier intelligence that scales with your ambition · Abstract Reasoning table / ARC-AGI-3 / GPT‑5.6 Luna · reviewed 2026-09-06

GPT-5.6: Frontier intelligence that scales with your ambitionlab self-report2026-09-06
GPT-5.6 SolOpenAI7.78%
Reported settings & source

Launch table reported configuration; per-cell reasoning effort unspecified

Provider-published result; comparator measurements are not automatically independently reproduced.

GPT-5.6: Frontier intelligence that scales with your ambition · Abstract Reasoning table / ARC-AGI-3 / GPT‑5.6 Sol · reviewed 2026-09-06

GPT-5.6: Frontier intelligence that scales with your ambitionlab self-report2026-09-06
GPT-5.6 SolOpenAI7.8%
Reported settings & source

Maximum reported across reasoning efforts; OpenAI research environment or API

Provider-published result; comparator measurements are not automatically independently reproduced.

GPT-6 Astra: A new generation of intelligence · Abstract Reasoning table / ARC-AGI-3 / GPT‑5.6 Sol · reviewed 2026-09-06

GPT-6 Astra: A new generation of intelligencelab self-report2026-09-06
GPT-5.6 TerraOpenAI0.8%
Reported settings & source

Launch table reported configuration; per-cell reasoning effort unspecified

Provider-published result; comparator measurements are not automatically independently reproduced.

GPT-5.6: Frontier intelligence that scales with your ambition · Abstract Reasoning table / ARC-AGI-3 / GPT‑5.6 Terra · reviewed 2026-09-06

GPT-5.6: Frontier intelligence that scales with your ambitionlab self-report2026-09-06