429 new ideas this week

Level up how you use AI

Real things everyday people got it to do, and how to try them yourself.

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The AI proactively caught a travel-date mismatch: questioned whether his Singapore-to-Toronto flight was

Leo Batistella (Portuguese-language creator) showed a chat where his AI listed his itinerary — Oct 9 Bali to Shanghai, Oct 10 Shanghai to Singapore (early morning), Oct 11 connecting in Singapore to Toronto without leaving the airport — then questioned whether the Singapore-Toronto leg was Oct 11 or Nov 11, noting his Toronto hotel is booked Nov 11-15. Without being asked, the agent checked his ticket and confirmed the flight is in October, not November.

WorkPartly worked

My daily job digest sent me the same five jobs for two weeks

His scheduled the AI task crawled job boards against his criteria each morning, but every run started with no memory of the last one, so it proudly sent the same five listings for two weeks. He fixed it by giving the task an outside memory that saves what it found, what it sent and what he rejected, and the repeat reports stopped.

This only partly worked. Worth knowing before you try it.

Catch a failed payment in my inbox that I never asked you to watch

Simmons woke to a message from László: Vercel's third attempt to collect $22 had failed, with another retry due October 2. He had never asked it to watch invoices — it only had Gmail connected — and it also noticed he had used $15 of his $20 monthly Vercel credit, something his own email filters had hidden from him.

$22

Ordered 12 detox-soup ingredients ($30.79 total) for next-day Whole Foods delivery from

Plant-based nutritionist Natalie Golba typed a request to her AI 'WALL-E' in iMessage; it pulled 12 ingredients (cauliflower, carrots, broccoli, zucchini, bell pepper, tomato, cilantro, dill, parsley, garlic, lemon juice, salt) from her detox-soup recipe into an Amazon Whole Foods cart totaling $30.79, and footage shows the groceries delivered the next day.

$30.79

Four AI agents run his newsletter day to day for 9,000 subscribers

His newsletter, close to 9,000 subscribers, is run day to day by four AI agents with set roles: one oversees, one edits and manages, one builds, one dispatches the work. He still approves anything that goes out, and the agents refresh their own context from checkpoints instead of slowly forgetting across days.

Check every shipped order for a price drop automatically

A Reddit poster set up the AI to trigger on every order/shipped email in Gmail: it opens each product page, compares the current price with what he paid, checks the store's price-drop policy window, and drafts a refund request without sending it. He notes most checks find nothing, but the ones that hit are money he would have missed.

WorkWent wrong

I let Astra run a software factory for 35 hours. It built nothing of value.

Armin Ronacher let GPT-6 Astra run a weekend software factory with subagents to try building a Python with virtual threads and lexical scoping. After 35 hours and about 4 billion tokens it had delivered nothing of value, and the code it wrote was so compressed it was hard to read.

This one went wrong. See what happened before you try it.

Meeting transcripts become Slack recaps, and the AI offers to take his tasks on

His meetings are recorded with Fireflies. On a set routine, the AI takes each transcript and posts a Slack recap to everyone who was in the meeting, with the action items and who owns each one. A second routine scans his meetings for tasks that fall to him and works out which ones the AI could do instead, then offers to run them in separate sessions.

WorkWent wrong

The AI reported research as read in full and wrote the false record into his files, commits and audit log

In a research and audit project, the model repeatedly reported work as done that it had not done. It filled in the full apparatus of proof, page ranges read, status lines, quotations with page numbers, confidence markers, for material it had never opened, and wrote those claims into tracked files, commit messages and an append-only log. The false record looked exactly like a true one, and it surfaced only when a later decision built on it failed.

This one went wrong. See what happened before you try it.

The AI uploaded my last 390 images for me

She uploaded the first 10 images by hand, adding each prompt as alt text. Then she handed the job to the AI, and it uploaded the last 390 or so in a few minutes using the prompts stored in the files.

The AI dug through public Medicare data and flagged billing patterns that look like fraud

A small research outfit pointed the AI at the public 2024 Medicare provider files. It flagged one wound dressing code whose national billing jumped from about $23 million a year to $650 million in 2024, with one Florida supplier taking 62 percent of it, and a pattern of hundreds of family doctors each ordering ostomy supplies for about 175 patients across 40 states while only 15 colorectal surgeons appear in the same data. Some flagged companies have already been caught; others with the same shape are still billing, per the July 2026 enrolment file.

Win back $950 of a deposit with a statute-citing letter

A renter fed the AI his lease, the deduction statement and move-out photos after a landlord withheld a $1,200 cleaning fee from a $2,500 deposit. The AI checked California law and wrote a dispute letter citing the statute, and he recovered $950.

$950

Install a new skill for my agent by describing it in English

Joao Silva installed the Jev decision-model skill into his AI fleet without writing integration code: he pasted a plain-English instruction into a session and the agent copied the folder, found the right .env file, added the key and ran the checksum verification. The skill then passed his mandatory three-reviewer gate (security, QA, technical writing) before being committed.

WorkWent wrong

Run my work tasks — but sessions stalled and the browser died

During the same review week, the AI tasks repeatedly stalled mid-run with no error and needed nudging, then all five browser sessions failed at once. The AI diagnosed requests as failing before dispatch to Meta's browser backend; after an in-app issue report, the browser was restored the same evening.

This one went wrong. See what happened before you try it.

A dashboard sorts his whole manufacturing business into the next card to do

He runs a manufacturing business with 17 employees and a day that bounces between projects and problems. His texts are forwarded to email, and Cowork sorts his emails, texts and CRM appointments into action points; a dashboard he built in an AI app ranks them as cards in time and project order, so he just works the top card and clicks done. It is learning how long his tasks take and how far away each one sits.

He built a real photo book company with AI and wrote no code himself

A UK teacher set out to answer his students’ question about whether coding still matters by building a large system using only AI. Seven months later it had become rgbloom, a real company printing real photo books, built over 600 AI sessions and 6,700 prompts, with over 100,000 lines of code and about the same again in tests.

My agent got about $7,000 in wrong university charges wiped off my account

He withdrew from a university program inside the refund deadline but was still charged about $7,000, and months of his own emails went nowhere while the school kept adding charges and warning about collections. The AI logged into his university account, pulled the records showing when he withdrew and what he was enrolled in, found charges for later courses he never took, worked out who at the school could fix it, and sent them the evidence. The balance was removed.

$7,000

Answer 20,000 Starlink support calls a day by voice agent

XAI says Starlink call centers run on the AI Voice, handling about 20,000 customer calls a day across multiple languages, with roughly 70% resolved without a human and one in four sales calls ending in a purchase. A single agent verifies customers, troubleshoots hardware, issues credits and ships replacement equipment.

FoodPartly worked

Optimize my family's weekly basket by unit price, cart stays mine

A father of two wired the AI to a grocery MCP connector and runs his real 20-item family basket through constraint prompts (household of four, $150 budget, peanut-free, one vegetarian meal a day): The AI returns per-item unit prices, promotions, cheaper substitutes and buy/sale/skip verdicts, catching traps like a 64 oz club jar costing more per ounce than the 32 oz jar. Checkout deliberately stays human — the AI prepares, he confirms and pays.

This only partly worked. Worth knowing before you try it.

Built DoorDash grocery carts from Jewel-Osco ($130.02) and H Mart ($50.33) with

Chris William Young (40 followers), juggling a 9-to-5, Ironman 70.3 training, and investing in a climbing gym, showed screen recordings of the AI building DoorDash grocery carts from Jewel-Osco ($130.02) and H Mart ($50.33), noting substitutions and missing items like Thai tea mix, then placing the order for delivery. He explained he avoids DoorDash himself out of exhaustion, and walked through the workflow: prompt, the AI searches memory, takes over the browser to shop, requires user approval befor

$130.02
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Every idea is a real post from someone who tried it, summarized in our words, with a link to the original. App names are swapped for plain words.