A bug in Anthropic's Claude Code has been identified that can silently increase API costs by 10 to 20 times. This issue stems from two caching bugs within the system. Users are advised to be aware of these potential cost overruns when utilizing the Claude Code service. AI
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IMPACT Potential for unexpected cost increases for users of Anthropic's Claude Code.
RANK_REASON A bug report about a specific product feature that impacts cost.