Winner

GPT-6 Astra Low

Engineering · October 13, 2026 · Difficulty: Low

Final combined results in supplied rank order. Tied ranks remain tied.
ResultRank 1GPT-6 Astra LowRank 2GPT-6 Astra MediumRank 3GPT-6 Sol LowRank 4GPT-6 Sol MediumRank 5GPT-6 Luna LowRank 6Claude Haiku 5.5 MediumRank 7Claude Opus 5.5 LowRank 8Claude Sonnet 5.5 Low
Combined score89.6689.4286.7486.5578.4175.6872.4872.42
Judge
Judge score /10090.0090.0086.5086.5077.5076.5073.0073.00
Correctness /1099998888
Coverage /1099997866
Evidence /1099888777
Actionability /1099888788
Time11.75 s16.03 s5.85 s8.62 s3.35 s38.41 s35.08 s36.7 s
Estimated USD$0.0388$0.04325$0.007046$0.009046$0.0003324N/AN/AN/A

Supplemental estimates use reviewed exact-route API-equivalent list-rate scenarios with cache ignored; recorded estimates retain their frozen rates. Cost remains excluded from this battle score. These estimates are not Codex subscription charges or billed USD.

Historical Claude CLI cache counters were not retained. Complete input and complete reference cost are unavailable.

Judge score uses recorded rubric metrics; final rank uses the combined score.

Component points and token usage
Final combined results in supplied rank order. Tied ranks remain tied.
ResultRank 1 GPT-6 Astra LowRank 2 GPT-6 Astra MediumRank 3 GPT-6 Sol LowRank 4 GPT-6 Sol MediumRank 5 GPT-6 Luna LowRank 6 Claude Haiku 5.5 MediumRank 7 Claude Opus 5.5 LowRank 8 Claude Sonnet 5.5 Low
Quality points85.263285.263281.947481.947473.421172.473769.157969.1579
Test points00000000
Speed points4.40144.15344.79574.60194.98493.20893.32143.2658
Cost points00000000
Total input incl cache2,5802,5802,3482,348N/AN/AN/AN/A
Cache read (subset of input)0000N/AN/AN/AN/A
Cache write (subset of input)0000N/AN/AN/AN/A
Total output incl reasoning260349235435N/AN/AN/AN/A
Reasoning (subset of output)N/AN/AN/AN/AN/AN/AN/AN/A

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Advanced results and scoring details

engineering · 2026-10-13T04:46:52.230Z · Prospective evaluation. Equal transport and native system conditions are unverified.

Applied weights: quality 94.7368%, tests 0%, speed 5.2632%, cost 0%.

Cost was omitted for every configuration in this cohort. Active weights were normalized uniformly. Displayed scores are rounded; pairwise outcomes use exact recorded fractions. Reference costs are estimates, not billed charges. Missing components follow the recorded assessment.

Pairwise results

  • GPT-6 Sol Low vs Claude Opus 5.5 Low: First configuration wins
  • GPT-6 Sol Low vs Claude Haiku 5.5 Medium: First configuration wins
  • GPT-6 Sol Low vs GPT-6 Luna Low: First configuration wins
  • GPT-6 Sol Low vs Claude Sonnet 5.5 Low: First configuration wins
  • GPT-6 Sol Low vs GPT-6 Sol Medium: First configuration wins
  • GPT-6 Sol Low vs GPT-6 Astra Low: Second configuration wins
  • GPT-6 Sol Low vs GPT-6 Astra Medium: Second configuration wins
  • Claude Opus 5.5 Low vs Claude Haiku 5.5 Medium: Second configuration wins
  • Claude Opus 5.5 Low vs GPT-6 Luna Low: Second configuration wins
  • Claude Opus 5.5 Low vs Claude Sonnet 5.5 Low: First configuration wins
  • Claude Opus 5.5 Low vs GPT-6 Sol Medium: Second configuration wins
  • Claude Opus 5.5 Low vs GPT-6 Astra Low: Second configuration wins
  • Claude Opus 5.5 Low vs GPT-6 Astra Medium: Second configuration wins
  • Claude Haiku 5.5 Medium vs GPT-6 Luna Low: Second configuration wins
  • Claude Haiku 5.5 Medium vs Claude Sonnet 5.5 Low: First configuration wins
  • Claude Haiku 5.5 Medium vs GPT-6 Sol Medium: Second configuration wins
  • Claude Haiku 5.5 Medium vs GPT-6 Astra Low: Second configuration wins
  • Claude Haiku 5.5 Medium vs GPT-6 Astra Medium: Second configuration wins
  • GPT-6 Luna Low vs Claude Sonnet 5.5 Low: First configuration wins
  • GPT-6 Luna Low vs GPT-6 Sol Medium: Second configuration wins
  • GPT-6 Luna Low vs GPT-6 Astra Low: Second configuration wins
  • GPT-6 Luna Low vs GPT-6 Astra Medium: Second configuration wins
  • Claude Sonnet 5.5 Low vs GPT-6 Sol Medium: Second configuration wins
  • Claude Sonnet 5.5 Low vs GPT-6 Astra Low: Second configuration wins
  • Claude Sonnet 5.5 Low vs GPT-6 Astra Medium: Second configuration wins
  • GPT-6 Sol Medium vs GPT-6 Astra Low: Second configuration wins
  • GPT-6 Sol Medium vs GPT-6 Astra Medium: Second configuration wins
  • GPT-6 Astra Low vs GPT-6 Astra Medium: First configuration wins