Rumor: GPT-5.6 Halves CUDA Acceleration Time, Beats Opus (Unverified)

daniel_mac8 · x · 2026-07-05

A netizen claimed that an NVIDIA Principal Engineer posted that GPT-5.6 (Sol) beat Claude Opus in CUDA acceleration benchmarks using half the time, though the post was quickly deleted. Based on this, the netizen speculated that GPT-5.6 might be released this week (around Tuesday, July 7).

This is a third-hand account with the original post deleted, making it an unverified leak for reference only.

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