A17LABS

Initializing intelligence

Blog

Long-form writing for people who ship AI.

Analysis, engineering notes and design thinking — always grounded in something we actually built or tested.

The Context Window Decade

Featured · Analysis · 8 min

The Context Window Decade

Million-token context changed what an AI product can be. Memory, not model size, is now the moat.

Engineering · 11 min
Agentic Coding, Honestly Reviewed
We ran Cursor, Windsurf, Claude Code and Cline against the same real backlog for a month. Here is what survived contact with production.
Design · 7 min
Designing With Generative Imagery Without Looking Generic
Everyone has the same models. Style, restraint and art direction are the only things left to compete on.
Infrastructure · 9 min
Open Weights vs Frontier APIs: The Real Cost Model
Self-hosting looks cheaper until you price the engineers. A grounded framework for choosing where your inference lives.
Product · 6 min
Voice Is Quietly Becoming the Default Interface
Sub-300ms realtime speech models turned a novelty into infrastructure. What changes when talking is faster than typing.
Engineering · 10 min
Your Evals Are the Product
The teams that win are not the ones with better prompts. They are the ones who can tell, quickly and honestly, when they got worse.