UTCP (Universal Tool Calling Protocol) is revolutionizing the way AI agents interact with tools by providing an open standard that enables direct calling of native APIs without the complexities often associated with traditional protocols. As a lightweight alternative to the more cumbersome MCP, UTCP eliminates the so-called "wrapper tax," resulting in lower latency and enhanced performance. Utilizing a straightforward JSON manifest, UTCP seamlessly connects to native endpoints, allowing developers to maximize efficiency and streamline their workflows. At the heart of UTCP's offering is its open-source SDK, a powerful tool that empowers developers to create custom AI agents tailored to their specific needs. With just four lines of code, users can harness the capabilities of UTCP to integrate with any tool or native endpoint, revolutionizing their application development process. The protocol has garnered significant traction within the developer community, boasting over 1,000 stars on GitHub and more than 5,000 downloads, making it a trusted resource for engineers at industry giants such as AWS, Microsoft, and NVIDIA. In line with our commitment to simplicity and innovation, we are excited to introduce UTCP Agent. This new feature allows users to quickly deploy a tool-calling agent within their existing infrastructure, again, by using just four lines of code. Our aim is to redirect creative energies towards developing impactful agent workflows, rather than being bogged down by intricate infrastructure challenges. We invite you to explore the possibilities with UTCP and share your unique solutions that can enhance productivity and usability across various applications.