architecture

Embeddings in Practice: Every Major Model Compared

The Stack — Cursor

A technical teardown of Cursor: the models, infrastructure, and engineering decisions behind the product.

Prompt Injection Prevention in Production

Taxonomy of prompt injection attacks and the layered defenses — input validation, output filtering, guardrails — that actually work at scale.

The Inference Stack Top to Bottom

What happens between your API call and a streamed token — routing, batching, KV cache, quantization, and speculative decoding explained.

MCP, Tool Use, and Function Calling: How Agents Actually Work in 2026

A comprehensive rundown of function calling, Model Context Protocol, agent frameworks, and the patterns that actually work in production — across every major provider.