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ai-engineering
Mixture of Experts (MoE): The Architecture Behind Frontier LLMs
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blogpost
Diffusion Models Explained: The Math-Free Guide to How Stable Diffusion and DALL-E Work
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blogpost
AI Agent Memory: Short-Term Context, Long-Term Storage, and Episodic Recall
Read post →Ask which post fits your problem, or anything about Peri's work on LLMs, RAG, and agents. It'll link you straight to the article.
blogpost
Reasoning models like o1, o3, and DeepSeek R1 don't just predict the next token. They think through problems step by step before...
ai-engineering
Full fine-tuning a 7B parameter model requires 112 GB of VRAM and costs thousands of dollars. LoRA reduces trainable parameters by 99%...
ai-engineering
Standard vector RAG fails on multi-hop questions that require connecting information across multiple documents. Graph RAG solves this by building a knowledge...
ai-engineering
Standard unit tests cannot evaluate LLM outputs because the same question can have dozens of correct answers. This post covers LLM-as-judge scoring,...
ai-engineering
Exact-match caching fails for LLMs because users never ask the same question twice in identical words. Semantic caching solves this by comparing...
ai-engineering
OpenAI and Anthropic both now ship production-ready agent frameworks. This post compares them side by side: how each models an agent, handles...
machine-learning
XGBoost dominates every structured-data leaderboard. This guide explains exactly why: gradient boosting, second-order Taylor objectives, regularisation, optimal leaf weights, and split scoring,...
ai-engineering
MCP is the USB-C port for AI applications, one protocol that connects any LLM host to any external tool or data source....
artificial-intelligence
OpenAI Codex powers GitHub Copilot and sparked the AI coding revolution. This post explains exactly how it works, the 54M-repo training corpus,...
machine-learning
Random Forest builds hundreds of deliberately different decision trees and takes a vote. This guide explains exactly why that works, covering bootstrap...