User Test: Opus 5 Suffers from Severe Long-Context Failure
ATTlKA · x · 2026-08-24
A user criticizes the current performance of Anthropic's Opus 5 model as abysmal, citing a severe lack of long-horizon coherence. The model reportedly descends into incoherence after just two or three turns of back-and-forth conversation, failing to maintain context over extended interactions.
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