Claude Code regularly sends each background agent’s transcript to its model
GitHub
Claude Code burns ~15-20% of your tokens on a 3-word status line: a Bun preload that turns agent_summary off · by Flamerix AI, flamerix.ai · MIT - README.md Tested on Linux, Claude Code 2.1.257-2.1.312 (see Tested versions). The binary is not modified ( BUN_OPTIONS=--preload ).
Summary drawn from GitHub's own description of the story.