The best open source alternative to Vertex AI is Dify. If that doesn't suit you, we've compiled a ranked list of other open source Vertex AI alternatives to help you find a suitable replacement. Other interesting open source alternatives to Vertex AI are: Mem0 and Beam.
Vertex AI alternatives are mainly LLM Application Frameworks but may also be Low-Code/No-Code Platforms or Data Platforms for AI. Browse these if you want a narrower list of alternatives or looking for a specific functionality of Vertex AI.
Create, deploy, and manage AI-native apps effortlessly with a user-friendly platform that combines LLMs and your data

Dify is a revolutionary platform that simplifies the process of creating and managing AI-native applications. By leveraging Large Language Models (LLMs) and your own data, Dify enables developers and businesses to build powerful AI solutions without the need for extensive coding knowledge.
Key benefits of using Dify include:
Dify's user-friendly approach democratizes AI development, allowing organizations of all sizes to harness the power of artificial intelligence. Whether you're building chatbots, content generators, or complex analytical tools, Dify provides the foundation for creating innovative AI applications that drive business growth and improve user experiences.
Looking for open source alternatives to other popular services? Check out other posts in the alternatives series and openalternative.co, a directory of open source software with filters for tags and alternatives for easy browsing and discovery.
Universal memory layer for LLM applications that learns from user interactions, reduces token costs by 80%, and delivers personalized AI experiences.

Transform your AI applications with persistent memory that learns and adapts. Mem0 is a self-improving memory layer that enables LLM applications to remember user preferences, context, and interactions across sessions, creating truly personalized AI experiences.
Key benefits include:
Perfect for diverse use cases: Healthcare assistants that remember patient history, adaptive learning tutors that track student progress, sales tools that maintain context across long cycles, and customer support that builds on previous interactions.
Proven performance: Benchmarked 26% higher response quality compared to OpenAI memory while using 90% fewer tokens. Trusted by 50,000+ developers and backed by Y Combinator, with customers like Sunflower Sober scaling to 80,000+ users and OpenNote reducing costs by 40%.
Run AI workloads with sub-second cold starts, elastic GPU scaling, and secure sandboxed environments. Scale to zero when idle, burst to thousands instantly.

Revolutionary AI infrastructure designed specifically for developers who need speed, reliability, and seamless scaling. Run sandboxes, inference, and training workloads with ultrafast boot times and instant autoscaling that adapts to your traffic patterns.
Key capabilities include:
The platform supports multiple use cases from custom model inference and LLM training to web scraping and Streamlit apps. 100% open source with the flexibility to run on their cloud or yours.
Developer-first experience features easy local debugging, one-line hardware switching, and seamless CI/CD integration. Trusted by leading AI companies for its exceptional developer experience and reliability, helping teams ship faster without the complexity of managing GPU infrastructure.