Project benchmark

ARC-AGI-2 · Abstract reasoning

ARC Prize · 290 configurations with published scores. Review each metric and its test conditions separately.

Report identity & conditions

Data as of2026-11-03· Report published—. See individual records for run dates and test conditions.

Leaderboard updated

  • Run configurations remain separate, including different reasoning settings.
  • Individual test dates are not given. Update dates and model release dates from the report remain separate and do not substitute for actual test dates.
  • Costs follow the report’s run scope and dollar amounts; they are not model API unit prices.
  • ARC-AGI-2 · Semi-private evaluation set. Benchmark versions are compared separately.
  • Task score on the semi-private evaluation set, as a percentage. It is not ranked across benchmark versions or evaluation scopes.
  • Cost per task as reported, in USD/task. Total costs and task counts are not invented. This is neither cost per successful task nor a current API quote.
  • Human reference results are shown separately and excluded from model/system rankings and cost comparisons.
Read the original report ↗

Compare metrics within the same report. Each chart explains its direction and scope.
See the details for full values and run conditions.

Task score

Task score on the semi-private evaluation set, as a percentage. It is not ranked across benchmark versions or evaluation scopes.: showing 8 of 290 records with values. See details for configurations and dates.

Chart data · 8 entries
Name%
GPT-6 Astra (Max)95
GPT-6.1 Sol (Max)94.167
Claude Opus 5.5 (High)93.333
GPT-6 Astra (XHigh)93.333
Claude Opus 5.5 (XHigh)92.5
GPT-5.6 Sol (Max)92.5
GPT-6 Astra (High)92.083
GPT-6 Astra (Medium)92.083

Cost per task

Cost per task as reported, in USD/task. Total costs and task counts are not invented. This is neither cost per successful task nor a current API quote.: showing 8 of 290 records with values. See details for configurations and dates.

Chart data · 8 entries
NameUSD / Task
GPT-5 Nano (Minimal)0.003
GPT-5 Nano (Low)0.003
GPT-4.1-Nano0.004
GPT-6 Luna (None)0.004
DeepSeek V4 Flash 0731 (None)0.004
Gemini 2.0 Flash0.004
Qwen3-235b-a22b Instruct (25/07)0.004
GPT-6 Luna (Low)0.005

Human reference

Human baselines are shown separately and are not ranked alongside models and systems.

Human Panel

Task score
100%
Cost per task
17 USD / Task

Full results & model versions

290 / 290configurations have published scores in this scope. Scored configurations are listed; missing values remain “Not provided.” Different run configurations of the same model are listed separately.

Claude Opus 4.8 (Medium)

Model reported by the benchmark

As reportedOrganization: Anthropic

anthropic-opus-4-8 · CoT

Release time reported by the benchmark:

Task score
71.67%
Cost per task
2.3896 USD / Task

Claude Haiku 4.5

Model reported by the benchmark

As reportedOrganization: Anthropic

claude-haiku-4-5-20251001 · Base LLM

Release time reported by the benchmark:

Task score
1.25%
Cost per task
0.0426 USD / Task

Claude Fable 5.1 (XHigh)

Model reported by the benchmark

As reportedOrganization: Anthropic

anthropic-claude-fable-5-1 · CoT

Release time reported by the benchmark:

Task score
90%
Cost per task
3.120217 USD / Task

Grok 3

Model reported by the benchmark

As reportedOrganization: xAI

Base LLM

Release time reported by the benchmark:

Task score
0%
Cost per task
0.1421 USD / Task

GPT-5.4 Nano (High)

Model reported by the benchmark

As reportedOrganization: OpenAI

gpt-5-4-nano-reasoning · CoT

Release time reported by the benchmark:

Task score
3.61%
Cost per task
0.13 USD / Task

GPT-5.4 Mini (High)

Model reported by the benchmark

As reportedOrganization: OpenAI

gpt-5-4-mini-reasoning · CoT

Release time reported by the benchmark:

Task score
13.19%
Cost per task
0.56 USD / Task

Claude Fable 5 (Low)

Model reported by the benchmark

As reportedOrganization: Anthropic

anthropic-claude-fable-5 · CoT

Release time reported by the benchmark:

Task score
76.80555555555554%
Cost per task
1.448928 USD / Task

GPT-5.6 Luna 2026-07-30 (XHigh)

Model reported by the benchmark

As reportedOrganization: OpenAI

openai-gpt-5-6-luna-2026-07-30 · CoT

Release time reported by the benchmark:

Task score
43.47222222222222%
Cost per task
0.130487 USD / Task

GPT-5.4 Nano (Medium)

Model reported by the benchmark

As reportedOrganization: OpenAI

gpt-5-4-nano-reasoning · CoT

Release time reported by the benchmark:

Task score
1.94%
Cost per task
0.06 USD / Task

Claude Opus 4.6 (120K, High)

Model reported by the benchmark

As reportedOrganization: Anthropic

claude-opus-4-6-thinking · CoT

Release time reported by the benchmark:

Task score
69.17%
Cost per task
3.4719 USD / Task

Magistral Medium

Model reported by the benchmark

As reportedOrganization: Mistral

CoT

Release time reported by the benchmark:

Task score
0%
Cost per task
0.1079 USD / Task

Claude Opus 4 (Thinking 1K)

Model reported by the benchmark

As reportedOrganization: Anthropic

claude-opus-4-20250514-thinking · CoT

Release time reported by the benchmark:

Task score
0%
Cost per task
0.7503 USD / Task

Grok 4.6 (Low)

Model reported by the benchmark

As reportedOrganization: xAI

xai-grok-4-6 · CoT

Release time reported by the benchmark:

Task score
27.63888888888889%
Cost per task
0.212402 USD / Task

Nemotron 3.5 Super VL (None)

Model reported by the benchmark

As reportedOrganization: NVIDIA

nvidia-nemotron-3-5-super-vl-120b-a12b · CoT

Release time reported by the benchmark:

Task score
0.8333333333333333%
Cost per task
0.00635 USD / Task

Gemini 3 Flash Preview (High)

Model reported by the benchmark

As reportedOrganization: Google

gemini-3-flash-preview-thinking · CoT

Release time reported by the benchmark:

Task score
33.61%
Cost per task
0.2314 USD / Task

Claude Opus 4 (Thinking 8K)

Model reported by the benchmark

As reportedOrganization: Anthropic

claude-opus-4-20250514-thinking · CoT

Release time reported by the benchmark:

Task score
4.52%
Cost per task
1.1569 USD / Task

Claude Fable 5 (XHigh)

Model reported by the benchmark

As reportedOrganization: Anthropic

anthropic-claude-fable-5 · CoT

Release time reported by the benchmark:

Task score
88.33333333333333%
Cost per task
3.004356 USD / Task

GPT-5 Nano (Low)

Model reported by the benchmark

As reportedOrganization: OpenAI

gpt-5-nano-reasoning · CoT

Release time reported by the benchmark:

Task score
0%
Cost per task
0.0033 USD / Task

Gemini 4 Argon (High)

Model reported by the benchmark

As reportedOrganization: Google

google-gemini-4-argon · CoT

Release time reported by the benchmark:

Task score
91.25%
Cost per task
0.324876 USD / Task

GPT-5.4 Nano (XHigh)

Model reported by the benchmark

As reportedOrganization: OpenAI

gpt-5-4-nano-reasoning · CoT

Release time reported by the benchmark:

Task score
5.69%
Cost per task
0.16 USD / Task