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GPT-6.1 Sol
Released Sept 29, 2026, GPT-6.1 Sol hits 54.6 on Intelligence Index v5 at $1.27 per task—the lowest cost among models above 50—with #2 on ARC-AGI-2 (94.2%), #3 on LiveBench 2.0 Reasoning (92.6), and 60.9% on Terminal-Bench 4.1. It lags #4 GPT-6 Astra by 1.1 BenchAlign points at 5x lower token pricing, and tops #6 Claude Sonnet 5.5 by 1.5 BenchAlign points. Key 2026 benchmarks — Developer: OpenAI; Intelligence Index v5: 54.6 (#5); BenchAlign v5.8: 84.6 (#5); API Pricing (1M): $2 in / $10 out; Context Window: 1.05M tokens.
Peak Community Rank
#5
Active Rankings
1
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Rankings Featuring GPT-6.1 Sol
Verified Entity DossierRanked #5 in Claude Fable 5.2 vs. Gemini 4 Carbon? Top 10 Frontier AI Models Ranked (2026)
Community Weigh-In & Debate
Should GPT-6.1 Sol rank higher than #5 in Claude Fable 5.2 vs. Gemini 4 Carbon? Top 10 Frontier AI Models Ranked?
Ranked #5 on "Claude Fable 5.2 vs. Gemini 4 Carbon? Top 10 Frontier AI Models Ranked (2026)". Cast your vote to back or challenge this spot.
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