Compare · AI models
GPT-6 Astra vs Muse Spark 1.3
RANKED BY EPOCH CAPABILITIES INDEX (ECI)
#1 VS #15
CHECKED 28 SEPT 2026
Side by side
Verdict
GPT-6 Astra ranks #1 of 20 on Epoch Capabilities Index (ECI) (166.60); Muse Spark 1.3 ranks #15 (156.89).
Rank 01 of 20 · leads
Epoch Capabilities Index (ECI)
166.60
MakerOpenAI
Date2026
Verified—
Evidence
Epoch AI epoch_capabilities_index/eci_scores.csv (LLM Benchmark Data ZIP, fetched 2026-09-28). ECI 166.6, accessibility API access, release date 2026-09-03. Not matched in Statlyte’s dataset this run.Rank 15 of 20
Epoch Capabilities Index (ECI)
156.89
MakerMeta AI
Date2026
Verified—
Evidence
Epoch AI epoch_capabilities_index/eci_scores.csv (LLM Benchmark Data ZIP, fetched 2026-09-28). ECI 156.89, accessibility API access, release date 2026-09-02. Not matched in Statlyte’s dataset this run.Try another pair
More GPT-6 Astra matchups
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- GPT-6 Astra vs GPT-5.5 Pro
- GPT-6 Astra vs GPT-5.6 Sol
- GPT-6 Astra vs GPT-5.6 Terra
- GPT-6 Astra vs GPT-5.5
- GPT-6 Astra vs GPT-5.4 Pro
- GPT-6 Astra vs Claude Opus 4.8
- GPT-6 Astra vs Gemini 3.7 Flash
- GPT-6 Astra vs Kimi K3
- GPT-6 Astra vs Gemini 3.8 Flash
Source Ranking: Epoch AI, AI Benchmarking Hub, Epoch Capabilities Index (epoch.ai/data/benchmark_data.zip, CC BY 4.0). Per-entry pricing/context:…
Last checked 28 Sept 2026