Uploaded April 2026 | Updated September 2026, 2 weeks ago

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People have been complaining for a long time about Claude models degrading over time. Well today we're gonna investigate...

Thank you to today's sponsors!

Greptile, the most tasteful AI code reviewer: soydev.link/greptile

General Translation, translate your entire app with 1 component: soydev.link/gt

SOURCES
marginlab.ai/trackers/claude-code
claudecodecamp.com/p/i-measured-claude-4-7-s-new-tokenizer-here-s-what-it-costs-you
https://x.com/bcherny/status/2044839936235553167
https://x.com/ClaudeDevs/status/2044868953206612154
anthropic.com/engineering/a-postmortem-of-three-recent-issues
reddit.com/r/ClaudeAI/comments/1snhfzd/claude_opus_47_is_a_serious_regression_not_an
reddit.com/r/ClaudeAI/comments/1r8v2wk/have_you_noticed_claudes_performance_varying_by
news.ycombinator.com/item?id=47696210

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S/O @Ph4seon3 for the awesome edit 🙏