Hey @fieldmesh, I have exciting news to share. Full-text search and vector search capabilities are now officially available in public preview for use in MongoDB Community Edition and Enterprise Server 
Read the blog below to learn how to get started with vector search, its use cases, benefits, and how to use the public preview across multiple deployment options. If you have any questions or concerns, do let me know 
Supercharge Self-Managed Apps With Search and Vector Search Capabilities | MongoDB Blog.