Expired60% confidenceReleaseExact time
GPT-5.6 includes two versions: Terra and Soul.
2
Sources
60%
Confidence
Medium-term (~90 days)
Relevance
7/18/2026
First Seen
Valid until: 10/16/2026(expired)
Sources
Related Claims
UnverifiedGPT-5.6 Soul and Soul Ultra's benchmark scores mostly surpassed Mysus, Terra surpassed Fable 5, while Luna's performance fell short of the previous generation GPT-5.5.81% similarUnverifiedBased on early benchmark results, GPT-5.6 Soul overall remains slightly below Fable 5, but the gap is extremely small.79% similarUnverifiedGPT 5.6 Soul defeated Clawed Mythos 5 in Terminal Bench 2.1.77% similar
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