Cursor engineers have slashed unexpected tool call errors by 10x in a single sprint by combining AI-driven evaluations, A/B testing, anomaly detection, and custom model tuning to sharpen their agent harness and prepare for a multi-agent future.
Elon Musk admits in a federal California courtroom that xAI used OpenAI's models to train its Grok AI through model distillation, defending the controversial practice as 'standard' in the industry amid growing legal battles over the technique.
Cisco launches its Model Provenance Kit, a 'DNA test for AI models' that generates unique fingerprints to verify origins and detect tampering, targeting growing supply chain threats in enterprise AI deployments.
GPT-5.5 cracks an elite 32-step corporate cyberattack simulation and outperforms all previous AI models on expert cyber tasks, but a universal jailbreak bypassing its safety guardrails is discovered within six hours, prompting the UK government to announce new legislation and £90 million in cyber resilience funding.
Anthropic is eyeing a staggering $900 billion valuation in a new funding round, potentially overtaking OpenAI as the world's most valuable AI startup, while also revealing a powerful but dangerous new AI model called Mythos capable of exploiting software vulnerabilities — deemed too risky for public release after unauthorized users …
Chip Huyen's GitHub repository 'aie-book,' supporting her 2025 O'Reilly book 'AI Engineering,' surpasses 15,400 stars and 2,200 forks, offering developers a comprehensive hub covering prompt engineering, RAG, agent building, finetuning, and hallucination mitigation for foundation model development.
Anthropic launches Claude Security in public beta, an AI-powered tool that reasons through codebases like a skilled security researcher to catch complex vulnerabilities traditional pattern-matching tools miss, complete with adversarial self-verification to reduce false positives and human-reviewed patch suggestions.
Elon Musk admits under oath that his AI company xAI used OpenAI's models to train its Grok chatbot, even as he actively sues OpenAI in a California federal court over its shift from nonprofit to for-profit status.
MIT, WPI, and Google researchers unveil WRING, a groundbreaking debiasing technique that eliminates bias in AI vision-language models by rotating bias-responsible coordinates in high-dimensional space, avoiding the 'Whac-A-Mole dilemma' of creating new biases while fixing old ones.
Self-hosting large language models is a hardware-intensive, patience-demanding endeavor requiring at least 16GB of VRAM for even modest models, with operational friction from RAG pipelines, prompt template mismatches, and latency issues making it far from a seamless API replacement.