September 28, 2026

Claude Science Completes Week-Long Calculation: Physicist Confirms 9-Loop Result

Evgeny Shilov · 1,305 on TelegramThe free vibecoding mini-course comes out in OctoberSubscribe - I'll send it to you first. For now - a starter kit: the rules my agents built this site bySubscribe on Telegram

On Sep 28, Anthropic reported that Fable 5.1 in Claude Science calculated an amplitude at 9 loops after a single task. Lance Dixon independently verified the result. Claude completed the calculation in two ways, each of which Anthropic estimates costs the user $1,000–2,000.

Source

Anthropic · anthropic.com ↗

The first part of the vibecoding course is freeYou build your first product with AI agents, and the method stays with you. The first part is open right away, no payment.Open the first part

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Coding agents can use fewer tokens: Ember-1 cuts token use by 39%September 28
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Claude worked almost autonomously for days: solved a 9-loop physics calculationSeptember 26
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Threads with shared mutable objects will make JavaScript worse: coding agents struggle even with RustSeptember 24

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News

September 28, 2026

Claude Science Completes Week-Long Calculation: Physicist Confirms 9-Loop Result

Evgeny Shilov · 1,305 on TelegramThe free vibecoding mini-course comes out in OctoberSubscribe - I'll send it to you first. For now - a starter kit: the rules my agents built this site bySubscribe on Telegram

On Sep 28, Anthropic reported that Fable 5.1 in Claude Science calculated an amplitude at 9 loops after a single task. Lance Dixon independently verified the result. Claude completed the calculation in two ways, each of which Anthropic estimates costs the user $1,000–2,000.

Source

Anthropic · anthropic.com ↗

The first part of the vibecoding course is freeYou build your first product with AI agents, and the method stays with you. The first part is open right away, no payment.Open the first part

who it's about

Loops →

about the same entities

Insight
Coding agents can use fewer tokens: Ember-1 cuts token use by 39%September 28
Insight
Claude worked almost autonomously for days: solved a 9-loop physics calculationSeptember 26
Insight
Threads with shared mutable objects will make JavaScript worse: coding agents struggle even with RustSeptember 24

All news

One email a week - only what changes how you work. Subscribe