Mona — Learn from What We Build

Practical insights, concise notes and hands-on guides — created by developers, for developers.

Latest Articles

Fresh insights and lessons from our recent explorations.

Troubleshooting: Private GitHub Organization Repository Deployment Fails on the Vercel Hobby Plan

Change your ci pipeline with some simple steps to fix the team private repository deployment issue on Vercel Hobby Plan.

Groq Code CLI Internal

How Groq Code CLI works internally.

Prompt Engineering Knowledge Cards

A set of knowledge cards summarizing best practices and techniques for effective prompt engineering with LLMs, based on the Google Prompt Engineering Whitepaper.

Latest Cards

Check out our quick notes and summaries

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How OpenAI uses Codex

TEMPO: PROMPT-BASED GENERATIVE PRE-TRAINED TRANSFORMER FOR TIME SERIES FORECASTING

LLM-FE: Automated Feature Engineering for Tabular Data with LLMs as Evolutionary Optimizers

Same Task, More Tokens: the Impact of Input Length on the Reasoning Performance of Large Language Models

Where AI is failing design systems, and where we are failing AI

On the Theoretical Limitations of Embedding-Based Retrieval

Key-value memory in the brain

Learning Facts at Scale with Active Reading

Building your own CLI Coding Agent with Pydantic-AI

Latest Slides

Interactive presentations crafted for developers.

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