Someone Hid a Creature Generator Inside Claude Code
We dug into the Claude Code binary and found a fully built deterministic companion system (species, rarity tiers, hats, stats) just waiting behind a feature flag. Happy April 1st.
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Prompt Caching: The 30% You're Leaving on the Table
Most developers optimize model choice, context size, and output quality, but never notice the 20-35% of their bill that disappears with one config flag. Here's what prompt caching actually is, how five major providers implement it differently, and what happens when your tooling silently breaks it.