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5 pages

Prompt-Caching

36 Days of Claude Code Logs: Silent Model Switching, 11.5x Efficiency Gap

36 Days of Claude Code Logs: Silent Model Switching, 11.5x Efficiency Gap

I Audited 3 Months of Claude Code Billing — Most Community Cost-Saving Tips Don't Work

I Audited 3 Months of Claude Code Billing — Most Community Cost-Saving Tips Don't Work

12 More Days Scanned: Claude Code Sub-Agent Cache TTL Has Been 100% 5m for 17 Straight Days — This Isn't a Regression, It's the New Default

12 More Days Scanned: Claude Code Sub-Agent Cache TTL Has Been 100% 5m for 17 Straight Days — This Isn't a Regression, It's the New Default

I Scanned 95 Days of My Claude Code Logs and Found Anthropic's Second Silent Cache TTL Regression

I Scanned 95 Days of My Claude Code Logs and Found Anthropic's Second Silent Cache TTL Regression

Does a Long Claude Code Session Waste Tokens? A Cost Model Most People Get Wrong

Does a Long Claude Code Session Waste Tokens? A Cost Model Most People Get Wrong