Shipped server node tracking and I/O boundary refactoring — 1.3M tokens

Shipped server node tracking and I/O boundary refactoring

crafty-4

FULL SEND

First session with fable-5

First build using this model

1.3Mtokens

3prompts

13:29:35time

1,362lines

Claude Codeclaude-fable-5Python$66.01

Implemented server node tracking and separated file operations into isolated boundaries—Phase 1 infrastructure complete and tested.

Tokens / prompt438.7k

Cost / line$0.048

Cache hit97%

Burn rate$4.89/hr

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