Our notes on AI agents

By Jett Nguyen and Jack Raney, who build and run Otian AI.

Published posts

Team Stories

Say "Maybe" to Your AI and It Hears "Do It."

You float a half-formed idea to your AI the way you would to a colleague, and it does the thing before you've decided. The line between talking and doing has to be built in.

Jett NguyenAugust 19, 20264 min read

Trusting an Agent

You Trust Your AI Most on the Work You'll Check Least

You check an AI hardest on work you could do yourself, and least on the work you handed off because you couldn't. The fix is an answer you can trace to its source in seconds.

Jack RaneyAugust 6, 20264 min read

How Agents Fail

Your AI Sounds the Same Whether It Knows or Guesses

Your AI uses the same calm, fluent voice whether it knows the answer or is guessing. The tone can't tell you which you got, and an answer that points at its source can.

Jett NguyenAugust 2, 20265 min read

Trusting an Agent

Your AI Agent Should Ask Before Anything It Can't Take Back

An agent that never asks is fast right up to the mistake it can't undo. The interruptions worth having come just before a step that commits, like a reply going out or a calendar changing.

Jett NguyenJuly 30, 20265 min read

How Agents Fail

Your Prompt Sets the Odds on What the AI Says Next

Tiny prompt changes cause big swings because the model reads your words as the whole world and predicts from there. The mechanism explains the prompt tricks, and an agent you own lets you keep the phrasing that works.

Jett NguyenJuly 20, 20264 min read

Running AI Locally

Your AI Should Not Disappear When Your Computer Does

Your photos and files survive a broken computer. What your AI has learned about you should too. How Archie puts what your agent knows about you in one file you can keep somewhere safe and restore on your next computer.

Jack RaneyJuly 12, 20262 min read

Running AI Locally

Why the Next Phase of AI Is Personal

A year ago the big question about AI was which model is smartest. As every company gets access to capable models, raw intelligence matters less, and the useful AI is the one that knows you. Why I think the next phase of AI is personal.

Jack RaneyJuly 12, 20266 min read

Field Notes

How My Agent Caught What a Silent Outage Left Behind

A small complaint about a follow-up feature that never fired turned into a two-hour investigation with my coding agent. It found an expired credential, a hung background process, an appointment shown two hours off, and a date parser that had never worked.

Jack RaneyJuly 9, 20269 min read

Trusting an Agent

Why I Think AI Agents Are Underrated

The reactions I hear most to AI agents are worry about jobs, or no thought at all. I think both miss what an agent is for: taking busywork off your plate and asking you at the step that commits.

Jett NguyenJuly 5, 20265 min read

Field Notes

Why My Business Agent Drafted a Fake Client Plan

My agent drafted a professional client email with a detailed action plan, and all of it was made up. The client's files never loaded, so the model filled the gaps with confidence, and the fix was in the setup.

Jett NguyenJune 30, 20265 min read

Field Notes

How My Agent Caught What a Gmail Hacker Left Behind

A call that showed Google's real phone number talked Jack into handing over his Gmail account. Less than an hour later, his AI agent helped him find hidden inbox filters, a planted passkey and a backdoor built to survive a password reset.

Jack RaneyJune 23, 20269 min read