OpenAI has released GPT-4.5, its largest AI model to date, featuring improved knowledge and emotional intelligence. But while GPT-4.5 is a clear improvement over GPT-4o, it falls behind the o series in benchmark evaluations and comes with dramatically higher costs.
Anthropic launches Claude 3.7 Sonnet, the first hybrid reasoning AI that offers both quick responses and visible step-by-step thinking. It excels at coding tasks and comes with Claude Code, a new terminal tool for developers.
xAI launched Grok 3 and Grok 3 mini with reasoning capabilities and a DeepSearch agent. Shortly after their release, the models sparked controversy when xAI compared their consensus-based math scores to competitors' single-attempt metrics, highlighting ongoing issues with benchmark comparisons.
Meta announced LlamaCon, its first developer conference for its generative AI ecosystem on April 29. The LlamaCon announcement follows a year of rapid Llama model releases that gained 650M+ downloads and 85,000+ derivatives.
Mistral AI has launched Mistral Saba, a language model optimized for Arabic that works well with Indian-origin languages, positioning the startup to expand its presence in Middle Eastern and South Asian markets.
Lingo.dev, a startup offering AI-powered UI localization automation for developers, has secured $4.2 million in seed funding to provide comprehensive app, database, and website translation services beyond simple text conversion.
Former OpenAI CTO Mira Murati has launched Thinking Machines Lab, a new AI startup focused on making artificial intelligence more customizable and accessible while advancing AI capabilities, with a team of prominent AI researchers from OpenAI and other leading companies.
Arize AI has raised $70 million in Series C funding to expand its AI evaluation and observability platform. Arize's platform helps companies ensure their AI systems work reliably in real-world applications by empowering them with testing, debugging, and optimization tools.
Perplexity has launched Deep Research, a free AI-powered research tool that can analyze hundreds of sources in minutes to create comprehensive reports across various domains, promising to save users significant research time.
Founded by Former DeepMind scientist Simon Kohl, Latent Labs has emerged from stealth with $50M in funding to develop AI models for protein design. Latent Labs aims to accelerate drug discovery through partnerships with biotech and pharmaceutical companies.
Generative AI infrastructure startup fal has raised a $49M Series B led by Notable Capital and Andreessen Horowitz to scale its video-focused AI platform. fal already serves over 50 enterprise customers including Quora and Canva, and processes over 100 million inference requests daily.
BBC research reveals that leading AI tools including ChatGPT, Perplexity, Microsoft Copilot, and Google Gemini produced significant factual errors in about 20% of responses and altered or fabricated quotes in over 10% of cases when answering news questions using BBC articles as sources.