Claude Code 2.1.266 token stats: tool definitions eat 69.3% of the prompt
ClaudeCodeLog · x · 2026-09-09
A changelog-tracking project published metadata for Claude Code 2.1.266: released just 4h 40m after 2.1.265, with bundle size down 0.1 kB and no changes to prompt files or tokens. The prompt mix shows tool definitions at 69.3% and system prompt at 30.7% of the total prompt tokens.
Related event: Claude Code 2.1.266 Fixes Gateway Configuration Regression(3 posts)→
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