Amazon Expands Alexa+ to Web, Competing with ChatGPT and Google Gemini in Agentic AI

• Visa unveiled six AI-driven tools to automate charge dispute management for issuers, acquirers, and merchants, reducing manual reviews and fraud losses. • The tools, launched yesterday, aim to accelerate resolution processes across US payment networks. • This upgrade positions Visa at the forefront of AI-enhanced fintech security and efficiency.

• A benchmark report surveying over 200 CISOs ranks AI as the top cybersecurity concern at 71%. • Security budgets in retail and hospitality sectors increased modestly from 0.57% to 0.75% of revenue. • AI-driven threats are ushering a new era of risk, prompting heightened investment in defenses.

• Linx Security secured $50 million in funding to expand its AI-driven identity security and governance platform amid rising identity-based threats. • The investment will accelerate product development, scale go-to-market efforts, and expand global operations for enterprise customers. • Enterprises face intensifying identity attacks, making AI-powered solutions critical for threat detection and compliance.

• The FDA has awarded breakthrough device designation to more than 1,200 experimental devices, including AI innovations, since 2016. • Evolving FDA criteria reflect accelerating AI integration in US health tech approvals. • Program speeds market access for transformative devices addressing unmet medical needs.

• Luna Systems, founded at Dublin City University in 2020, has raised €1.5 million to develop AI-powered Advanced Rider Assistance Systems (ARAS) for cycling and motorcycles. • The company's 2026 product launches include a dual AI camera system for e-bike and motorcycle manufacturers featuring collision warning, blindspot detection, and headway monitoring with smartphone integration. • The funding accelerates Luna Systems' transition to a full system provider, inspired by automotive ADAS technology adapted for two-wheeled transportation where fatality rates remain elevated.

• AI recruiting platform Mercor confirmed a cybersecurity incident from a supply chain attack on open-source project LiteLLM, with hacker group Lapsus$ claiming data access and theft. • The breach exposed Mercor's systems, highlighting vulnerabilities in AI supply chains used by startups for model integration. • This incident underscores rising risks for AI firms relying on third-party libraries, potentially impacting hiring trust and data security standards.

• US defense AI startup Shield AI raised $1.5 billion in Series G funding, valuing it at $12.7 billion post-money, a 140% increase from prior rounds. • The investment supports scaling autonomous drones via Hivemind AI pilot software, following a US Air Force contract and acquisition of simulation firm Aechelon. • With projected $540 million revenue this year, Shield AI leads in military AI, enhancing US drone capabilities against global threats.

• Visa introduced six AI tools on April 1, 2026, to modernize credit-card dispute processes for merchants, issuers, and acquirers using generative responses and predictive models. • The tools address over 103 million disputes processed in 2025, a 35% increase since 2019, with features like document summarization and centralized case management. • Deployment will streamline operations for US financial institutions, reducing resolution times and costs significantly.

• Bank of America rolled out AI agents to approximately 1,000 financial advisors nationwide. • This initiative marks an early integration of AI into core US banking operations for enhanced client services. • The deployment signals broader adoption of AI in finance, improving efficiency and decision-making processes.

• Depthfirst raised $80 million in a Series B funding round to bolster its AI-driven cybersecurity capabilities. • The startup plans to expand its AI research team, train additional security models, and scale enterprise adoption across the US. • This funding underscores growing investor confidence in AI tools addressing complex cybersecurity threats amid rising attacks.

• OpenAI secured $122 billion in funding, achieving an $852 billion valuation while advancing toward an AI superapp. • The massive round fuels rapid growth and preparations for a potential IPO in the US market. • This positions OpenAI as a dominant force in AI innovation, attracting top talent and resources.