How Hark users say they use it, from Tim Ferriss's thread

What you can do now: the clearest pattern in Hark users' answers to Tim Ferriss is to hand Hark a whole errand in one short instruction, often by voice, and come back when it's done. Below are the specific jobs users named, how to set them up with features Hark already documents, and the complaints that came up in the same thread. None of this is our own test.

What changed#

At 5:28 PM ET Friday, author and investor Tim Ferriss asked on X: "If you’ve used a personal AI assistant (@bot, @Muse, dots from @OpenAI, @Claudeai Duet, @Instinct, etc), which was your favorite and why? What are the biggest differences?" The post had about 290 replies when we checked at 6:00 AM ET Saturday. Hark wasn't on Ferriss's list. Brett Adcock, Hark's founder (Business Wire), replied at 8:45 PM ET: "Tim - give Hark a try".

The useful part is what Hark users said they actually do with it. All of the following are user reports, and we found no Hark employee ties in these accounts' bios:

• Errands dictated between appointments. Clay Duval, whose X bio says "Family Medicine Physician", wrote at 9:31 PM ET: "I can give it 30 seconds of instruction that I dictate with Wispr Flow while walking through the hallway to the next patient." Duval says that by the end of the visit "it has completely knocked out complex and important personal and non-medical tasks from start to finish."
• A second assistant writes the Hark prompt. In the same post, Duval says that when Muse fails, "I simply ask it to write a prompt telling Hark what to do and then put that in the Hark and it pretty much always succeeds."
• Spotting a cheaper price ahead of a renewal. Kevin Papili wrote at 9:30 PM ET that Hark "Saw a subscription from Amazon weeks in the future and asked me if I wanted to buy it elsewhere to save $20".
• Trip planning. John Burke, whose bio reads "Founder and CEO at Merit Holdings", wrote at 9:36 PM ET: "Qualtiy of trip planning is what really caught my eye".
• Work and a side business. Diego Cano wrote at 6:43 PM ET that Hark "truly helps me stay on top of my tasks, emails, repos, PR, even helping me with the social media I have for a small business I own".
• Design work. Shortly before Ferriss's post, at 5:21 PM ET, jd (@jdn1el) wrote: "I used it as my design agent instead, and built this animated samurai website with @lexnlin's taste skill." Their eight-part thread walks through a character turnaround, a full mockup "Before any code", and a swipe minigame. Hark's account replied "This rocks" (company post).

Not every answer favored Hark. Mike Walls wrote that "Hark has the best UI but I didn’t find it as useful as grok bot." Several replies named other assistants, including Grok Bot, which The Daily Bot also covers. We're reporting the Hark uses here, not ranking the assistants.

Why it matters#

Our read: Hark's own Using Hark page says "instead of optimizing for code, Hark is focused more on helping with your everyday items." Most of these answers fit that: errands, trips and prices. The design thread and the repos-and-PRs answer are users pushing it toward building things, as crypto users did with Binance's wallet skill this week. The doctor's pattern is the one most people can copy today: a short spoken instruction, then time away from the screen.

How to use it#

Hark's Using Hark page documents the features these patterns lean on:

1. One instruction, start to finish. Hark's page says Handoff is "a computer in the cloud, operated by Hark" that "can sign into websites for you and take actions (like buying things and filling out web forms) on your behalf." Say the goal, the deadline, and what it must ask you about first.
2. Make a repeat job stick. The page describes Specialties as "workflows that Hark memorizes to repeat a multi-step task you reliably over and over again," and says "you can ask to create one."
3. Put timed jobs on a schedule. Scheduled Tasks, per the same page, are things like "a reminder for a weekly meeting," and "You can create them just by asking Hark."
4. Let it surface savings. The page says Action Buttons offer "an action with a button press: “Pay” a bill, or “Cancel” a subscription," generated "from sources like what Hark sees in your email". Papili's Amazon catch is the kind of thing this is built for, though Papili didn't say which feature produced it.
5. Find more uses. One user, Sach (@sachizlife, user report), called this prompt "a gold mine": "Hark, can you montior the @harl_labs twitter and find more ways people are using HARK and send me suggestions on more ways I can use HARK Pro based on everything you know about me." (The typos are in the original, and the handle should be @hark_labs.)

A prompt you can paste for the dictation pattern (ours, untested):

I'm about to be busy for an hour. Handle this from start to finish: [errand]. Use what you already know about me. Don't pay for anything, send anything in my name, or cancel anything without asking me first. When you're done, give me a three-line summary of what you did and what still needs me. If this is a job I'll ask for again, offer to save it as a Specialty.

Good to know#

• Usage caps. Hark's pricing page lists a free plan, Pro² at "2× more usage" for $20 a month and Pro³ at "10× more usage" for $100 a month, and says "All features are offered in all plans." Handing it whole errands uses more, and users have complained this week that limits run out, such as Haseeb Mir (X, user report). Adcock said Monday that Hark would "re-look" at limits (X); no change has been announced as of 6:00 AM ET Saturday.
• Captchas. Bheem asked Adcock, "was it designed to crack captcha ? I saw problems there". Bheem didn't say which site, and Adcock hadn't answered when we checked. Expect some web errands to stall at a captcha.
• Keep work data in mind. Duval said the Hark tasks were "personal and non-medical". If you're in a job with private client or patient data, keep that out of the errands you hand any assistant.
• Not tested by us. We don't have a Hark account on our side, so these are users' accounts of what Hark did, not results we reproduced.

What to watch#

Whether Ferriss tries Hark and posts about it, and whether Hark changes its usage limits after a week of complaints.

Last checked: Oct 24, 6:00 to 6:10 AM ET (Ferriss thread and replies via X API note_tweet, Adcock and Hark accounts, hark.com/using-hark and /pricing, Business Wire founder line, App Store lookup). What changed: first published Oct 24; no updates since.