Show HN: Horizons – OSS agent execution engine (github.com)

The newly announced "Horizons" platform is an open-source execution engine designed for building, evaluating, and optimizing AI agents in production environments. Key features include structured event routing, long-term memory management, prompt optimization, automated evaluation, and a human-in-the-loop action approval system. The engine, built with Rust 2024, is supported by various components such as an HTTP API server, integrations with popular tools like Jira and LinkedIn, and memory management capabilities that rank episodic and semantic memories. Horizons is significant for the AI/ML community as it provides a comprehensive framework that simplifies the deployment and enhancement of AI agents, making it easier for developers to integrate advanced AI functionalities into their applications. Its architecture supports persistent local storage and offers straightforward server setup through Docker, enabling developers to quickly test and deploy without needing external services. With tools for prompt optimization and evaluation metrics, Horizons promises to enhance the overall performance and reliability of AI agents, fostering innovation and efficiency in AI applications across industries.