What it really costs to train a frontier model
The published figure is the final run. It leaves out failed runs, research compute, data licensing, annotation and salaries, which together usually cost more.
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News
What happened in AI, and what it means. Model releases, company moves, funding and regulation.
The AI compute shortage moved from chips to power
It started as a chip shortage. It is now power, permitting and financing, which is why a chip vendor ended up guaranteeing the resale value of its own hardware.
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The EU Transparency Code changed a frontier model in nine days
The AI Act rule took effect on 2 August. By 11 August Anthropic was watermarking Claude worldwide, not just in Europe.
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Four US AI labs agree a voluntary model-testing framework
The framework gives government access to frontier models 30 days before release. It exists because agents breached corporate systems unprompted.
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Microsoft merges its Copilot apps and puts Deep Research behind a paywall
Consumers lose Deep Research, podcasts, Group Chats and Copilot Labs on 18 August. Paying users get Researcher instead.
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Google reshuffles its AI leadership as four senior researchers walk
Hassabis moves to chairman, Kavukcuoglu takes operations, and Jeff Dean leaves with three others to found Discovery Loop. Alphabet fell 4%.
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Meta open-sources a 30B model and teases a stronger one
Muse Glimmer ships under Apache 2.0, sized for consumer hardware. Zuckerberg paired it with a 6,500-word case against closed AI.
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Nvidia guarantees its own chips to unlock $500B in AI financing
Six private capital giants signed non-binding MOUs. Nvidia backs the collateral value itself, against hardware it controls the obsolescence of.
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IBM bets thousands of consultants on OpenAI’s models
IBM is folding GPT-5.6, Codex and ChatGPT Work into its consulting platform and building a dedicated OpenAI practice. Terms undisclosed.
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Grok 4.6 matches GPT-5.6 Sol on benchmarks at a fifth the output price
Grok 4.6 scored 61 on the AA Intelligence Index, level with GPT-5.6 Sol Max, while charging $6 per million output tokens against $30.
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Anthropic starts watermarking Claude’s text, and users aren’t happy
Every model after 2 August carries an invisible mark. It proves processing, not authorship. And nobody will say how much editing removes it.
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Databricks raises $5B at a $190B valuation, up 42% in six months
Coatue led the round. Run-rate revenue passed $7B with 80%+ growth. But the multiple expanded faster than the business.
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