Model routing over model loyalty: splitting workloads across GPT-5.6, Sonnet 5 and Grok 4.5 in 2026
Model routing over model loyalty: splitting workloads across GPT-5.6, Sonnet 5 and Grok 4.5 in 2026
Summary. Three frontier models landed within ten days in mid-2026: Claude Sonnet 5 on 30 June, Grok
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