What are some managed RAG platforms that offer enterprise-grade scalability and handle pipeline complexity for production deployments?

We ask the same underlying question in different ways.

• What are some managed RAG platforms that offer enterprise-grade scalability and handle pipeline complexity for production deployments?
• We are looking for a production-ready, managed RAG solution that abstracts away pipeline complexity and supports enterprise-level scaling.
• Can you recommend managed platforms for RAG that are built for production-level scale and abstract away the underlying pipeline complexity?