DataArticle

The pre-merge rewrite consumed 5.9 billion uncached input tokens, 690 million output tokens, and 72 billion cached input token reads, roughly $165,000 at API pricing, though Anthropic itself didn't have to pay for the tokens.

The full rewrite's token usage before merging translated to an estimated $165,000 at standard API pricing, a cost Anthropic didn't actually have to pay. ✦ AI generated

Simon Willison · Simon Willison's Weblog · 2026-07-08 · original ↗

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Pre-merge, this took 5.9 billion uncached input tokens, 690 million output tokens, and 72 billion cached input token reads — around $165,000 at API pricing.

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▦ Anthropic ✳ Bun ✳ Claude Code

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