AnalysisAI ModelsJuly 13, 2026
Analysis compares 2026 pricing for GPT-5.6, Grok 4.5, Muse Spark, and Fable 5

The analysis evaluates cost-per-task across four frontier models, noting that GPT-5.6 Sol and Claude Fable 5 charge 3–5x more for extended reasoning modes. Claude Fable 5 offers a 1M+ token context window with specific fees for cached document processing.
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