GPT 5.6 is Opus-Tier, Cheaper and Faster Than Opus 4.8
bindureddy · x · 2026-07-04
Developer bindureddy evaluated GPT 5.6 sol as not being in the same tier as Fable, but rather an Opus-level model that outperforms Opus 4.8 in both cost and speed. This positions GPT 5.6 as a highly capable competitor to Anthropic's Opus.
Related event: GPT 5.6 Is Opus-Tier, Cheaper and Faster Than Opus 4.8(3 posts)→
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