opus-4.6

A user criticizes Anthropic's Opus 4.8 model, comparing it unfavorably to Opus 4.6 and calling it weak; another user echoes the sentiment, calling the model 'stupid'.

A comparison of AI models (GPT-5.5, Mythos, Opus 4.6) for their effectiveness in crafting exploits within the XBOW framework, suggesting that security is an economic decision with fixed costs.

Hacker News discussion questions why Anthropic silently removed Opus 4.6 from Claude Code, with users noting confusion over recent policy changes and limited model availability.