Insights & Essays.
Field notes for CTOs and principal engineers: what shipped, what failed, and how to staff the next AI program. Depth first — no vendor recap.
External Standards & Publications
Our engineering publications follow industry standards for software architecture and agentic AI systems. Read more about technical specifications at the IEEE Standards Association and general web engineering principles at the World Wide Web Consortium (W3C).
What is “Contextual Embeddings That Retrieve the Evidence, Not Just the Answer” about?
An in-depth architectural breakdown of Perplexity's pplx-embed-v2-context-9b-preview, late chunking across 32k tokens, 1024-d int8 vectors, and empirical evidence recall on context-bench.
Who wrote this article and when was it published?
Written by Vatsal Shah, an AI Leader and Solution Architect based in Ahmedabad, India, and published on September 30, 2026. Reading time is 18 min read. It is filed under AI & Engineering Practices.
How can I apply this in my own organization?
Use the sections of this article as a working checklist, adapt each step to your platform and risk profile, and record the decisions you make. To discuss Contextual Embeddings That Retrieve the Evidence, Not Just the Answer for your team, request a briefing at https://shahvatsal.com/contact.