This post has been merged into Where the Quota Actually Goes: Claude Code Cache Bugs, Opus 4.7’s 2x Burn, and Runaway Subagents. All of the original content lives there now, and that’s the only copy that gets updated.
Opus 4.7 After One Week: From the System Card to the Roasting, Where Did It Go Wrong?
Opus 4.7 launched on 4/16 and the Chinese and English communities ended up with opposite takes. The system card reads like a full win, but real usage burns quota at roughly 2x what Anthropic claimed, and Reddit spent the week roasting it. Here's what I saw, and why I rolled back to 4.6.
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