Developer traces Claude Ultra limits draining in a day to a Claude Code change

Summary

Ultra subscribers reported hitting usage limits in about 10 hours on Opus 5.5, and a GitHub issue compared Claude Code v2.1.296 with v2.1.319. Since v2.1.317, foreground subagents wake the parent model each time one finishes, so a 16-agent task went from 2...

What happened

Ultra subscribers reported hitting usage limits in about 10 hours on Opus 5.5, and a GitHub issue compared Claude Code v2.1.296 with v2.1.319. Since v2.1.317, foreground subagents wake the parent model each time one finishes, so a 16-agent task went from 2 parent calls to 18 and from about 6K to 765K cache-read...

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Signal Intelligence

Signal Strength 90% Technical label WATCH Public Interest 47 Category AI AT WORK Reader Depth TECHNICAL

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Public Interest components

Recognizable Entity Score 73 Practical Impact Score 20 Novelty Interest Score 70 Consequence Score 18 Curiosity Score 16 Shareability Score 61

Connected entities

Models

Claude

Products

Claude Claude Code

Topics

Consumer AI

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