Anthropic takes 8 spots in top 10 most secure LLMs
Cisco has released its LLM Security Leaderboard, ranking AI models based on their security against adversarial attacks. Anthropic dominated the rankings, securing 8 of the top 10 spots, with its Claude Opus 4.5 model taking first place. The leaderboard aims to provide transparency and accountability in AI security, allowing enterprises to make informed decisions about AI adoption.
- ▪Cisco's LLM Security Leaderboard ranks AI models based on their response to adversarial attacks.
- ▪Anthropic's Claude Opus 4.5 ranked first, with the company holding 8 of the top 10 spots.
- ▪OpenAI's GPT-5.2 and GPT 5 Nano also made the top 10, while Mistral's models ranked at the bottom.
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| Original publisher | The Deep View |
| Canonical URL | https://www.thedeepview.com/articles/anthropic-takes-8-spots-in-top-10-most-secure-llms |
| Publication time | Thu, 28 May 2026 02:35:41 +0000 |
| Retrieval time | 2026-05-28T02:58:07.700Z |
| Last seen | 2026-05-28T02:58:07.700Z |
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| Summary | WeSearch · cerebras-chat (WeSearch summarizer) |
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| Cluster | n8lPrY6oZMHa |
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| Ranking reason | Story pages are not engagement-ranked. Hub feeds use recency, with optional source-diversified chronological ordering (cap consecutive stories per source). No personalized ranking. |
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Opening excerpt (first ~120 words) tap to expand
The promise of AI-driven productivity comes with a catch: every implementation hands over the keys to your company's data and operations to new technology, unlocking a host of security risks.To help enterprises better determine which models minimize or amplify those risks, Cisco on Monday released its LLM Security Leaderboard, a comprehensive ranking of the top models based on how they respond to adversarial attacks and the associated security risks."Data across numerous studies indicate that the adoption of AI into organizations is outpacing security readiness. Cisco’s own AI Readiness Index found 83% of organizations planned to deploy agentic AI, but only 29% felt ready to do so securely," Amy Chang, Head of AI Threat Intelligence & Security Research at Cisco, told The Deep View.
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