<?xml version="1.0" encoding="UTF-8"?><rss version="2.0"><channel><title>AI Receipts</title><description>Hype, itemized. A weekly AI newsletter that checks AI claims against real numbers: prices, benchmarks and announcements, itemized with sources.</description><link>https://ai-receipts.pages.dev/</link><language>en-us</language><item><title>#001: Gemini 4 Argon is cheap. Until Nov 30</title><link>https://ai-receipts.pages.dev/issues/001-gemini-argon-coupon/</link><guid isPermaLink="true">https://ai-receipts.pages.dev/issues/001-gemini-argon-coupon/</guid><description>Gemini 4 Argon&apos;s 50% coupon itemized, OpenAI&apos;s 722 AI-written math papers audited, the White House&apos;s &apos;not optional&apos; incident reporting, and what 2.2% of PNC households paying for AI really means.</description><pubDate>Sun, 18 Oct 2026 00:00:00 GMT</pubDate><category>pricing</category><category>benchmarks</category><category>math</category><category>policy</category></item><item><title>Receipt: Did OpenAI&apos;s AI solve hundreds of open math problems?</title><link>https://ai-receipts.pages.dev/receipts/openai-722-math-papers/</link><guid isPermaLink="true">https://ai-receipts.pages.dev/receipts/openai-722-math-papers/</guid><description>OpenAI released 722 AI-written math manuscripts. We itemized how many are machine-checked (162 in the Lean catalogue), peer-reviewed (0), and how many failures were disclosed (none).</description><pubDate>Sun, 18 Oct 2026 00:00:00 GMT</pubDate><category>math</category><category>benchmarks</category><category>openai</category></item><item><title>Blog: What is cost per task? Why the cheapest AI model per token isn&apos;t the cheapest per job</title><link>https://ai-receipts.pages.dev/blog/what-is-cost-per-task/</link><guid isPermaLink="true">https://ai-receipts.pages.dev/blog/what-is-cost-per-task/</guid><description>Per-token prices tell you the rate, not the bill. Cost per task counts every token a model burns to finish a job. Here is how it works, with real numbers from GPT-6, Claude and Gemini.</description><pubDate>Wed, 14 Oct 2026 00:00:00 GMT</pubDate><category>pricing</category><category>cost per task</category><category>tokens</category><category>explainer</category></item></channel></rss>