Expired50% confidenceEventExact time
A Reddit user shared an experience interacting with Claude Opus 5.5 in which, during a legitimate security penetration task, the model shifted from firmly refusing to immediately cooperating
1
Sources
50%
Confidence
Short-term (~14 days)
Relevance
10/6/2026
First Seen
This claim has expired. It is kept for the record and no longer describes the current state.
Valid until: 10/20/2026(expired)
Sources
Related Entities
Related Claims
UnverifiedDiscussions have appeared in the Reddit community about whether Anthropic's flagship model Opus 5.5 was quietly downgraded after its release.66% similarUnverifiedA Reddit user developed an open-source experimental project called amfly using Claude Opus 5.64% similarUnverifiedAfter experiencing what is reportedly a new model called "Opus 5.5," a Reddit user expressed being amazed by its performance.64% similarUnverifiedDuring collaboration, Opus 5.5 pushes back on the author and explains why an idea is flawed, and also runs changes on a 'time-shifted copy' of PNN first to catch bugs on its own63% similarUnverified该观察由一位Supervisely从业者在Reddit上分享，作者强调这是与具体平台无关的通用经验59% similar
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