8 new use cases
Mon, Oct 12 · a few of them below
Latest finds
Build and launch a code-snippet sharing app
The poster built the Snippra app with Replit Agent, which handled UI copy, feature planning, debugging and naming while they guided it.
New · Reddit · May 2025Call local stores to check toy stock
A writer used Gemini's calling feature to phone local stores about a Labubu figure and got text or email summaries of availability, price and hours.
New · tech.yahoo.comCritique blog post drafts for technical errors
A developer built a custom Gemini CLI command that reads a blog draft from disk and critiques it for technical errors, used in an iterative editing loop.
New · dev.toBuild a mobile app turning photos and voice into reminders
The poster built Loopi, an app that turns photos, text and voice into reminders, notes and expenses, in about 45 days using Replit and AI agents.
New · Reddit · Apr 2026Shop Etsy for party supplies within a budget
Chrome auto browse with Gemini searched Etsy, added items to the cart, applied discount codes and left the cart ready for the user to review.
New · aol.comBuild a multi-tenant SaaS with an agent
The poster built a production multi-tenant SaaS in 15 days with Replit Agent, but hit issues like RLS bypasses and production pointing at the dev database, so checking its work was essential.
New · Reddit · Dec 2025Configure macOS and dev tooling from the terminal
Gemini CLI ran defaults write commands to set Dock auto-hide, and was also used to install Docker and configure Git GPG signing.
New · addyosmani.com · Jan 2026Maintain a profitable Stripe-backed app with Replit
A commenter's Replit-built app reached about £20k in sales, and they use the agent to hunt duplications, organize code and add security like reCAPTCHA.
New · Reddit · Apr 2026
Money, Bills & Benefits
Unclaimed money, refunds, cancelled subscriptions, lower bills, taxes, and insurance.
Write appeals and phone insurers on denied claims
Counterforce Health's AI writes appeal letters against claim denials and a voice agent calls the insurer to follow up for the user.
3 accounts · cityviewnc.comCompile deductions and Schedule C with Claude Code
Claude Code gathered charitable contributions and itemized deductions from sheets, email and statements and built a Schedule C; some categorizing stayed manual.
3 accounts · claudeblattman.comNegotiate bills, handle returns and cancel subscriptions
A Meta employee said Muse negotiated an AT&T bill, found Amazon returns, returned IKEA furniture and filed a vet claim; another had a forgotten subscription cancelled and refunded.
5 accounts · tekedia.comSearch state databases for unclaimed property under old names
The poster asked Claude to search unclaimed property databases in every state they lived in, using their name and old names.
3 accounts · Reddit · Sep 2026Cancel and refund subscriptions by searching email and calling
Grok Bot read email across two accounts, logged into systems, phoned providers and sent emails, cancelling and refunding two long-pending subscriptions in about ten minutes.
New · 2 accounts · moxiegtm.substack.comCancel streaming subscriptions with ChatGPT Agent
A writer had the agent cancel Peacock, Disney and Netflix after logging in; it needed a nudge and may be blocked on some sites.
4 accounts · tomsguide.comNegotiate a lower Comcast bill via chatbot
DoNotPay's ChatGPT-based bot chatted with Comcast support for an engineer and secured a $10 monthly discount.
12 accounts · vice.comTurn forwarded receipts and bank data into expense and tax summaries
Users report Cowork building a Monday expense report from forwarded receipts and a tax-prep summary from a year of transactions, plus home maintenance logs.
2 accounts · christopheralarcon.comFill in a tax organizer and review last year's return
Claude in Chrome captured the organizer's fields and entered data, Claude Code filled them in, and Claude reviewed the prior return; it sometimes claimed work was done without the info.
2 accounts · theautomatedoperator.substack.comFill forms and review tax filings with Codex computer use
Secondhand accounts of OpenAI staff using Codex computer use for forms and PDFs, including one tax filing review that caught an error worth thousands.
3 accounts · mindstudio.aiFile a complex tax return with OpenClaw
OpenClaw built a Schedule C P&L from bank transactions, guided TurboTax entry for 4+ hours and caught an error in a prior accountant's work.
XBuild a spending-insights app from bank transactions
Plaid describes a Replit connector that lets non-coders prompt the Replit agent to build an app reading their own bank transactions (vendor post, no named user).
plaid.comAppeal a denied travel insurance claim
The poster used Gemini during the appeal of a rejected travel insurance claim and says the appeal succeeded.
Reddit · Sep 2026Fill out a Form 1040 with computer use
A tester gave Claude Computer Use data stored on disk and checked whether it could find the fields and fill a simplified Form 1040 accurately.
2 accounts · dev.toTeach an agent to trade with signals and logging
@mufasadubai had Manus write a Python script using ProjectX APIs for realtime charts, set up Telegram signals and log trades to Google Sheets and CSV.
X · Feb 2026Dispute contractor pricing and change orders
An AI reviewed a contractor PO, emails and line items and drafted dispute emails, spotting issues the user missed and leading to $20K credited back.
2 accounts · X · Oct 2026Draft a tax filing from bank statements with Claude Code
A roundup of user reports, including one who had Claude Code draft a tax filing from bank statements and invoices, and another who organized 1,400 screenshots.
3 accounts · masteringai.ioFind unclaimed money and start the claim
Meta's Muse agent found over $1,500 in unclaimed funds in about five minutes and helped fill out paperwork; the claim was filed but unpaid.
4 accounts · colombiaone.com · Sep 2026Prepare federal and state tax returns from a folder
A Redditor pointed Claude at their tax folder and asked it to do their taxes; they say returns for 2024 and 2025 came back in 15 minutes and matched TurboTax, but needed mailing.
2 accounts · inc.comDispute an airline's EU261 delay compensation rejection
A Grok-based agent checked flight data, argued the crew issue wasn't extraordinary, and sent an approved email, winning €400 before landing.
X · Oct 2026Trade stocks via Robinhood MCP
A ChatGPT agent sold TSM shares and bought HOOD shares as part of an ongoing agentic trading challenge.
3 accounts · X · Jun 2026Write a parking ticket appeal that got dismissed
The poster used ChatGPT to draft an appeal of a street-sweeping parking ticket, and the ticket was dismissed.
4 accounts · Reddit · Jun 2023Produce investment memos with Claude Cowork
The author walks non-developers through using Claude Cowork to produce a full investment memo in about 15 minutes and track the investment afterwards.
investwithai.substack.comNegotiate a billing credit from AT&T
Claude in Chrome negotiated a $100 credit from AT&T in a billing dispute with no human involvement, one of five use cases tested.
2 accounts · natesnewsletter.substack.comCancel an Amazon subscription and get a refund
Codex navigated Amazon settings to cancel a subscription, then chatted with customer service and secured an immediate $15 refund.
2 accounts · X · Apr 2026Turn vet charges into ready-to-send pet insurance claims
A personal OpenClaw agent spots vet charges in the bank feed, finds the invoice in Gmail, fills the insurer's PDF form, drafts the email and tracks replies for the owner to review and send.
github.comBuild a buy-order imbalance scanner with Replit Agent
A commenter says Replit's agent built a working scanner for buy order imbalances using demo credits.
Reddit · Sep 2024Let AI models trade stocks autonomously with $1k each
Poster ran four AI models on a weekday pre-market prompt to trade $1,000 portfolios each for nine weeks; ChatGPT came out ahead.
New · Reddit · Mar 2026Shop for umbrella insurance through your personal agent
Personal AI agents use Coverage Cat's Agent API/MCP to size umbrella coverage and compare carrier options with price ranges, backed by a licensed broker.
HN 54 · Sep 2026Track personal finances with a Claude Code assistant
The author built a Claude Code financial assistant using macro data over MCP and his own financials to track his finances, assess health and support investment decisions.
2 accounts · adlrocha.substack.com