Tech Apr 19, 2026 7 min Claude Opus 4.7 tokenizer inflation: 1.2-1.45x tokens vs 4.6 in community data Measured: Opus 4.7 burns 1.2-1.45x tokens vs 4.6 in community benchmarks (Bill Chambers' Tokenomics Leaderboard, Claude Code Camp), beating Anthropic's official 1.0-1.35x range. CLAUDE.md alone hits 1.4-1.45x. Claude Anthropic Opus トークナイザ APIコスト
