Running multiple Claude Code agents at once is fine until two of them edit the same file. Git worktrees are the fix — here is the practical workflow, and where the overhead still lands on you.
For the last few months, I’ve been obsessed with a specific problem: the friction between privacy and...
An ARC Prize 2026 builder's log entry. I spent two work sessions reasoning from two 'facts' about my own code that were both false. Checking them against the artifact took an hour....
Streaming usage, cache token semantics, serverless flushes, cancelled streams, stale price tables — the five metering bugs I hit building LLM cost tracking, with fixes for each.