AI Supremacy

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AI business, research summaries and commentary

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SI Score: 60/100
Pricing: Freemium AI reading, not confirmed
Free plan: Not confirmed
Sign-up required: Not confirmed

english artificial-intelligence ai-business

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What it does

AI Supremacy is Michael Spencer's English-language newsletter about AI, technology and business. Its archive includes opinion, research summaries, guest writing and startup discussion.

The range makes format labels important: a guest argument and a research summary should not be read in the same way. Start with the type of edition that matches your interest. The About page describes high-frequency publishing, with Friday-to-Sunday posts free to read and premium access to all posts.

Best for

Readers tracking the AI industry's wider discussion

Sources

AI Supremacy | Michael Spencer | Substack (Oct 26, 2026)
AI Supremacy (Oct 26, 2026)
About - AI Supremacy (Oct 26, 2026)

SI Score

60/100

#38 in Newsletters

Based on published information. No hands-on task test.

Method 2.0 · Published source review Assessed Oct 26, 2026Score ceiling for this evidence: 84/100.

Product usefulness 60

Evidence

60: Explicit format distinctions support choosing between an AI argument and a research summary.

Limits: AI review of saved source passages. No hands-on test, human approval or automatic-provider checker receipt.

Source links and check dates are in Sources and checks below.

Separate website checks

These checks do not add points to the SI Score. They inspect the website's HTML, not the product in use.

Basic website checksunknown

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Homepage HTML responseunknown

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Policy links do not verify a company's conduct. An HTML response time is not application speed. Tracker and accessibility checks miss behavior after page load. Copyright dates do not prove product upkeep.

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Unconfirmed details may be unassessed, absent from the pages checked or temporarily unreadable. A missing price does not mean the service is free.

Sources and checks

Supporting pages for product usefulness, site facts, prices and separate website checks. Each record keeps its own date. Reading a page does not establish how well the product performs in use.

www.ai-supremacy.com/about
- PricingAI reading, not confirmedChecked Oct 26, 2026
  The About page labels Friday-to-Sunday posts free and premium access as covering all posts.
- Product usefulness evidenceChecked Oct 26, 2026
www.ai-supremacy.com/
- Product usefulness evidenceChecked Oct 26, 2026

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