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PromptZone - AI Prompts, Guides and Tools for Builders

Hyun Rao

Spent years on distributed systems before moving to AI tooling. Hyun writes practical guides and post-mortems for engineers who want the actual details. Posts when something surprises them.

Berlin, Germany Joined on Mar 24, 2026

Hyun Rao

Aug 28

Open Experiential Turns Usage Data Into Better Models

#discuss #ai #llm #promptengineering

2 min read

Hyun Rao

Jul 23

Can Gemma Know When It's Wrong?

#discuss #llm #machinelearning #ai

2 min read

Hyun Rao

Jul 20

TSMC Forecasts Multi-Year AI Chip Demand Surge

#news #ai #llm #discuss

2 min read

Hyun Rao

Jul 12

Claude Code Weekly Limits Promotion Runs May–July 2026

#news #ai #llm #discuss

2 min read

Cover image for Perfect Bluetooth MIDI for Windows: HN Hit

Hyun Rao

May 1

Perfect Bluetooth MIDI for Windows: HN Hit

#news #ai #machinelearning #discuss

3 min read

Cover image for Guide to Top AI Image Models

Hyun Rao

Apr 11

Guide to Top AI Image Models

#ai #stablediffusion #generativeai #computervision

2 min read

Cover image for Stable Video Diffusion Model Launches

Hyun Rao

Apr 9

Stable Video Diffusion Model Launches

#ai #machinelearning #stablediffusion #generativeai

2 min read

Cover image for Remix AI Enhances Image Generation Tools

Hyun Rao

Apr 9

Remix AI Enhances Image Generation Tools

#ai #generativeai #computervision #promptengineering

2 min read

Cover image for Halloween Flux LoRA Boosts AI Image Generation

Hyun Rao

Apr 7

Halloween Flux LoRA Boosts AI Image Generation

#ai #stablediffusion #generativeai #computervision

2 min read

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