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Topological neural network

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From interviewing terrorists to rethinking AI: Arlequin raises €28M for Europe’s alternative to LLMs Tech Funding News · 2 hours ago · 3

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September 2026

Arlequin AI raises €28 million in a Series A round to scale its topological neural network technology Funding

10 Sep From interviewing terrorists to rethinking AI: Arlequin raises €28M for Europe’s alternative to LLMs

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Arlequin AI develops this technology · 1 source

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TLDRocket 10 September 2026

The biggest thread today wasn’t model performance—it was paperwork. OpenAI and Anthropic both moved to clarify how “most capable” systems handle customer and company data, and the shifts have real service implications for enterprise buyers of top-tier models. Anthropic, for example, is rolling out a requirement tied to a 30-day conversation retention window for companies using Claude “Fable 5,” and only until its Enterprise Frontier Safeguards program becomes broadly available this fall. The practical upshot: some enterprises can upgrade to newer Claude versions during the interim while Anthropic is not holding onto business prompts. OpenAI, meanwhile, positions Private Safety Processing to scan requests automatically without logging business content for staff review—less human inspection, more machine checks.

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