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Explainers

AI and GTM concepts in plain English: from LLMs to SDRs.

8 articles · Updated

All Explainers

Explainers

How RAG fails in production, and how to fix it

The intermediate companion to our RAG explainer: the four ways RAG degrades in production (chunking, retrieval, faithfulness, a stale index), the fixes that hold, and the evaluation that makes them visible.

Aditya Marin Gasga · 8 min read
Explainers

What is RAG, really?

A from-scratch explainer of RAG: how chunk, embed, store, retrieve, augment, and generate fit together, why it reduces hallucination without ending it, and where it quietly breaks, in about 13 minutes.

Aditya Marin Gasga · 8 min read
Explainers

What is a context window, really?

A from-scratch explainer of the context window: the shared token budget a model reads at once, why long context costs more and recalls less, and when retrieval beats a bigger window, in about 12 minutes.

Aditya Marin Gasga · 8 min read
Explainers

What is an embedding, really?

A from-scratch explainer of what embeddings actually are, how they're compared, why they make modern search possible, and which model to pick in 2026, in about 15 minutes.

Aditya Marin Gasga · 9 min read
Explainers

What is an LLM, really?

A from-scratch explainer of how large language models actually work (tokens, attention, the inference loop, and what to make of it all) in 12 minutes.

Aditya Marin Gasga · 7 min read

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