#Jupyter

Stop Feeding Whole Notebooks! Code Diff Approach Saves 95% of Tokens

Feeding whole Jupyter Notebooks to Claude Code or Codex CLI can burn 30k tokens per review. Learn how to send only code-cell diffs, hash overlong lines, and disable tools to cut costs to 1k–1.6k tokens — over 95% savings — plus PowerShell encoding and command-chaining pitfalls.