Expired50% confidenceBenchmarkExact time
On the HealthBench Professional benchmark, Mythos 5 scored 66.0% and GPT-5.6 Sol scored 60.5% (approximately 64% after length correction).
1
Sources
50%
Confidence
Medium-term (~90 days)
Relevance
7/8/2026
First Seen
This claim has expired. It is kept for the record and no longer describes the current state.
Valid until: 10/6/2026(expired)
Sources
GPT-5.6 Sol对决Fable 5：半价能否媲美旗舰？
bilibiliYoutube力工7/6/2026
Related Claims
UnverifiedOn the virology multiple-choice benchmark, Mythos 5 scores 56% and GPT-5.6 Sol scores 55.5%, nearly tied and both far exceeding the expert baseline.76% similarUnverifiedOn Health Bench Professional, Soul achieves a score of 60.5, which is 8.7 points higher than GPT-5.5.73% similarUnverifiedOn Artificial Analysis's Omniscience hallucination metric, GPT-5.6 Sol Max reached 89%, higher than Claude Fable's 55% and GLM 5.2's 28%.73% similarUnverifiedOn the SWE-Bench Pro programming benchmark, Claude Fable 5 leads with a score of 80%, ahead of GPT-5.6 Sol's 64.6%.72% similarUnverifiedThe median output token count per problem-solving attempt for Opus 4.7 is 60,000, while GPT 5.5 requires only 16,000.71% similar
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