Subodh Jena
BlogNotes

Blog

Writing

Life, tech, and everything in-between.

Choosing the Right Agentic Pattern: A Decision Framework

May 15, 2026·7 min·AI

Thirty-three articles into this series, the question becomes how to pick among the patterns rather than how to build any one of them. A small set of decision trees and a simplicity test cover most cases.

Semantic vs Agentic RAG

May 15, 2026·8 min·AI

Semantic RAG costs roughly $0.001 to $0.01 per query. Agentic RAG costs $0.02 to $0.10 and can be 5 to 50 times slower. The accuracy delta on multi-hop questions is also real. A short guide to picking the right default.

Writing

BlogNotes

Work

ExperimentsPortfolio

Connect

AboutContact

Subscribe

Blog RSSNotes RSSBlog JSONNotes JSON

© 2026 Subodh Jena

X (Twitter)GitHubLinkedIn