China’s Z.ai claims it can match Mythos on cybersecurity
… Recently, OpenAI unveiled GPT-5.6, which has also raised concerns about its potential for misuse and has limited access to it. …
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Developing Nuclear Safeguards for AI
… We have already deployed this classifier on Claude traffic as part of our broader system for identifying misuse of our models. …
Building safeguards for Claude
… This helps us spot behaviors that might appear violative only in aggregate, such as automated influence operations and other large-scale misuses. …
Microsoft limits employee use of Claude Fable 5 over data retention concerns
… However that model was only launched to a select group of partners over concerns it could be misused by attackers, hence the subsequent launch of the tamed-down Fable variant which the company describes as "safe for general use." Though it's likely unrelated, Microsoft's push to halt Fable 5 deploy… …
Claude may start asking for your ID. Here's what Anthropic says about it
… According to Anthropic, these checks may be used to manage user accounts, prevent fraud, investigate misuse and security incidents, and ensure compliance with their terms of service. …
Anthropic blocks all customers' access to Fable 5 and Mythos 5 - Engadget
Anthropic blocks all customers' access to Fable 5 and Mythos 5 It's to ensure compliance with a government directive citing national security concerns. …
Inviting hard questions
… But many also hold serious concerns. …
Anthropic shuts down Claude Fable 5 to comply with US government directive
… Anthropic says its safeguards limit misuse, and that it has pulled access for all users. …
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Anthropic pulls Fable 5 and Mythos 5 after US export control order
… The company highlighted that it had developed strong safeguards to reduce the possibility that Fable is misused for tasks related to cybersecurity. …