15 new use cases
Sat, Oct 24 · a few of them below
Latest finds
Reconcile supplier invoices and run orders through a custom CRM
A business owner uses AI to auto-reconcile supplier invoices and report on pricing and freight costs, plus a custom CRM that orders from suppliers and invoices clients via Zoho Books API.
New · RedditGive stock screening live market context with a RAG agent
A commenter built a RAG agent over a live database to supply current market context for evaluating stocks and screening.
New · RedditWrite a novel chapter by chapter with a subagent
A author had a custom /write-chapter Claude Code subagent read outlines and prior text, then write and save 10 chapters in 17 minutes.
Submitted by from search gap: 写作New · news.qq.com · Oct 2026Research potential rental properties with deep research
An investor uses ChatGPT's deep research feature to produce a full report on a property before running exact numbers on a rental investment.
New · RedditDiagnose and fix slow home Wi-Fi
A user had Claude Code run speed tests, read signal data and guide router changes, finding three issues and raising speed from about 90 to 292 Mbps.
Submitted by from search gap: wifiNew · tech.yahoo.com · Oct 2026Build and promote games from GitHub and X
A user gave Grok Bot a GitHub account with 20+ repos and X accounts to create and update games and promote the sites with posts.
New · Reddit · Oct 2026Let an AI CEO run a small security scanner business
The poster gave an AI agent a security scanner business idea with three AI employees; at day 2 there was no revenue and a homepage outage.
New · Reddit · Oct 2026Analyze spending and accounts via ChatGPT Finance
A user linked checking, card and brokerage accounts to ChatGPT's Finance tools and asked for breakdowns of spending categories, merchants, balances, APR and due dates.
New · Reddit · Jun 2026
Money, Bills & Benefits
TopicUnclaimed money, refunds, cancelled subscriptions, lower bills, taxes, and insurance.
Negotiate retention discounts on bills by phone
A voice agent calls service providers, navigates IVR menus, waits on hold and negotiates retention discounts for users, pausing for OTP verification.
4 accounts · HN · Feb 2026Compile 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.
4 accounts · claudeblattman.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.
4 accounts · Reddit · Sep 2026Negotiate 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.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.
13 accounts · vice.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.
3 accounts · X · Oct 2026Cancel 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.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.
3 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.
3 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 2026Research stocks and update a watchlist in the browser
An investor uses Perplexity Comet to scan his watchlist, find Swiss companies hit by US tariffs, summarize Reddit and market commentary, and add stock picks to a Google Sheet.
New · rhinoinsight.substack.comFill 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 2026Write 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.
4 accounts · cityviewnc.comPrepare S-Corp tax filings from bookkeeping data
Claude Code wrote scripts parsing QuickBooks and bank statements, and Codex reviewed the code and caught errors like a wrong Schedule L mapping.
3 accounts · common-sense.comPrepare 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.
3 accounts · inc.comFind 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 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.
5 accounts · Reddit · Jun 2023Cancel 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.
2 accounts · moxiegtm.substack.comTrade stocks via Robinhood MCP
A ChatGPT agent sold TSM shares and bought HOOD shares as part of an ongoing agentic trading challenge.
4 accounts · X · Jun 2026Produce 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.
Reddit · Mar 2026Generate prompts for a browser agent to execute trades
A developer's signal generator reads stock and crypto portfolio files and produces browser-automation prompts for Perplexity Comet to execute trades on brokerage sites.
New · github.com