Nine banks have been offered access to GPT 5.5 Cyber, as fierce rival Anthropic has blocked previews of its tool.
UK banks blocked from cyber AI tool Mythos get offer from rival OpenAI
Nine banks have been offered access to GPT 5.5 Cyber, as fierce rival Anthropic has blocked previews of its tool.
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<a href="https://desdunia.com/business/uk-banks-blocked-from-cyber-ai-tool-mythos-get-offer-from-rival-openai" target="_blank" rel="nofollow noopener">UK banks blocked from cyber AI tool Mythos get offer from rival OpenAI</a> (Desdunia, 2026-06-01)
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[UK banks blocked from cyber AI tool Mythos get offer from rival OpenAI](https://desdunia.com/business/uk-banks-blocked-from-cyber-ai-tool-mythos-get-offer-from-rival-openai) — Desdunia (2026-06-01)
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<blockquote cite="https://desdunia.com/business/uk-banks-blocked-from-cyber-ai-tool-mythos-get-offer-from-rival-openai">UK banks blocked from cyber AI tool Mythos get offer from rival OpenAI</blockquote>
<p>Source: <a href="https://desdunia.com/business/uk-banks-blocked-from-cyber-ai-tool-mythos-get-offer-from-rival-openai" target="_blank" rel="nofollow noopener">Desdunia</a></p>