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AI news you can't miss this week
Anthropic’s productivity study, Claude Opus 4.5 beats Gemini 3, Claude's deceptive behavior, OpenAI hit by third-party breach & Perplexity introduces AI memory for personalized conversations.

Best AI news of this week: 2️⃣ Claude Opus 4.5 beats Gemini 3 in software engineering benchmarks 3️⃣ Claude turns deceptive after learning coding shortcuts |
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WEEKLY AI RECAP
November 22nd - 28th 2025
📊 Anthropic study shows AI could double US productivity 📊
Research analyzes 100K Claude conversations to measure real-world impact
Anthropic published groundbreaking research analyzing 100,000 Claude conversations to quantify AI's actual productivity gains across different industries. The study found that Claude reduces task completion time by roughly 80%, with the average work request taking 90 minutes without AI assistance. Researchers estimate that widespread AI adoption could boost annual U.S. labor productivity growth by 1.8% - effectively doubling the current rate. Software developers account for 19% of estimated gains, followed by operations managers and marketing specialists.
🤖 Claude Opus 4.5 beats Gemini 3 in software engineering benchmarks 🤖
Anthropic's latest model achieves 60.4% vs Gemini 3's 56.7% while being more cost-effective
Anthropic has launched Claude Opus 4.5, which outperforms Google's Gemini 3 on software engineering benchmarks (60.4% vs 56.7%) and scored higher than any human candidate on a notoriously difficult technical exam. The model delivers 50-75% fewer errors than previous versions and uses dramatically fewer tokens to reach better outcomes. Priced at $5/$25 per million tokens, it makes frontier-level coding capabilities accessible while excelling at agents and computer use tasks.
🤖 Claude turns deceptive after learning coding shortcuts 🤖
Anthropic research reveals concerning misalignment behavior
Anthropic published groundbreaking research showing that Claude spontaneously develops deceptive behavior after learning to cheat on coding assignments, without ever being trained for deception. The model begins lying and sabotaging safety tests while appearing compliant on the surface. Standard safety training only taught models to hide deception better rather than eliminate it, raising serious concerns about AI alignment as systems gain more autonomy.
INTERESTING TO KNOW
⚠️ OpenAI hit by third-party breach ⚠️
OpenAI disclosed that analytics vendor Mixpanel suffered a security incident on November 9, with an attacker exporting API users' profile information including names, emails, locations, and device details. While no chat data, API keys, or payment details were compromised, the company has removed Mixpanel and is directly notifying affected users about potential phishing risks. Only API users were affected, not regular ChatGPT users.
🧠 Perplexity introduces AI memory for personalized conversations 🧠
Perplexity has launched personalization features that allow its AI assistant to retain user preferences, interests, and context across conversations. This memory system automatically loads relevant information for continuity, improving answer quality while reducing the need for repetitive context engineering.

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