Engineering blog
Building in the open
Notes from building agent-native engineering at Ottto.
AgentsObservability
Your Coding Agent Keeps a Diary. We Read Ours.
Claude Code quietly writes notes to itself about your project - what broke, what you prefer, what it learned the hard way. We audited every note our agents wrote across two machines, measured what memory actually costs, and found the real problem isn't the one everyone talks about. The expensive part isn't the diary. It's that the diary and the documentation stopped agreeing.
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