LlamaIndex's latest newsletter introduces several new developments, including the early access launch of LlamaAgents, which allows users to deploy document agents with ease, and a full-stack agent template provided by CopilotKit for building LlamaIndex-powered websites efficiently. The newsletter highlights the release of comprehensive documentation for creating production-ready agent systems using TypeScript workflows, which includes features like tool-calling and state management. Additionally, it covers the SemTools Benchmark results, indicating that semantic search offers comprehensive answers in contrast to Unix tooling's navigation capabilities, and announces day-0 support for Anthropic's Claude Sonnet 4.5 model, complete with a demo notebook. Furthermore, a community contribution from an OSS engineer showcases a full-stack agent application using LlamaIndex Workflows, incorporating Next.js and Tailwind CSS, with a live demo available.