Nerdy Hacks (page 2)

Parent has a ChatGPT agent email a hotel and chat with its customer service to book a room for two adults and two kids

When a Singapore hotel's website did not seem to allow two adults and two children in one room, a traveler had their ChatGPT agent email reservations and chat with customer service, and it got the room they wanted below the published rate.

Spotted on GS (@zed350)

Parent asks Grok to gather past math tournament problems so their kids can practice

With their kids preparing for a city and state math tournament, a parent asked Grok to search the web for problems from previous years, other schools and olympiads, and got a list of more than 2,000 tasks across all grades.

Spotted on @gladimdim

Teacher has a Gemini notebook make a slide deck to support students who are below grade level, then uses Revise to fix it

An educator asked a notebook in Google Gemini to make a slide deck supporting students who aren't at grade level, and used the notebook's Revise button to ask for changes to the parts that didn't fit.

Spotted on Alice Keeler (@alicekeeler)

Property owner has Grok Bot scan a full year of the general ledger for duplicate payments and catches a double bill

A rental property owner gave Grok Bot the company's general ledger for the whole year and asked it to find duplicate payments; most flags were fine, but one landscaper had billed twice for the same job.

A credit of just under US$700 · their claim

Spotted on MultifamilyJunkies (@multifamjunk)

Creator turns portraits into torn-paper silhouette posters on a cobalt-blue background with ChatGPT images

A creator uploads a photo and has ChatGPT rebuild the subject from strips of torn white paper on a bright cobalt-blue background with a big black serif title, and shared the full prompt.

Spotted on u/Fun_Walk_4965

Helper has Copilot turn an older friend's handwritten insurance appeal into a typed, professional letter

An older friend hand-wrote a letter asking the insurer to reverse a denied hospital bill. A helper scanned it and asked AI to turn it into a professional typed letter; Gemini and Perplexity didn't manage it, but Copilot did.

A lot of time · their claim

Spotted on galaxyLogic

Consultant keeps one AI workspace per client so Claude Code and Codex know the history

A consultant gives every client a project folder with meeting notes, current-state docs, an AGENTS.md and a CONNECTION.md, so Claude Code or Codex can pick up work without a re-briefing.

Spotted on u/kaancata

Japanese class teacher has Grok Bot write original worksheets, a quiz and slides based on a textbook's grammar

To teach a beginner Japanese class without copying pages from the textbook, a teacher asked Grok Bot to create new material covering the same grammar and vocabulary: worksheets, a Halloween bonus sheet, alphabet practice, a quiz and a PowerPoint.

Days of work · their claim

Spotted on @JonBbC_TechGeek

Parent runs a kids' science podcast where ChatGPT writes each script and NotebookLM turns it into a two-host audio episode

A serial entrepreneur built a simple pipeline for a podcast aimed at kids ages 5 to 10: he picks a child's question, ChatGPT writes the script from his prompts, NotebookLM turns it into audio with two AI hosts, and he checks it before publishing.

Spotted on Roey Granot (@RoeyGranot)

Producer auto-quantizes Suno tracks on the way into Ableton

A lifelong musician and producer noticed tempo drift in Suno tracks and built automations that snap them to the grid when importing to Ableton.

Spotted on jrickert

Small business owner adds one help-center article a day, using Claude only for outlines

To keep up with SEO content, a business owner publishes one 250 to 600 word knowledge-base article a day and uses Claude to brainstorm the outline and intro, not to write it.

Spotted on u/FruitfulFraud

eBay reseller sends Grok Bot a photo link to draft each listing, then has it tune stale listings and reorganize the store

A side-hustle eBay seller takes photos, sends their Grok Bot the iCloud link and gets draft listings to check and schedule at five a day; in its downtime it reworked stale listings, suggested bundles or donations and reorganized the store categories.

Spotted on @tikorium

Entrepreneur has ChatGPT redo a dark, AI-looking flyer using a second flyer as the style template

After spotting a flyer on WhatsApp that looked too dark and too obviously AI-made, an entrepreneur gave ChatGPT the flyer plus a second flyer as a template and asked for a lighter, more premium version with the same information.

Spotted on Buchule Jack Devero (@JackDevero)

Singer builds a Suno voice from a clean stem of their own singing

A Suno user records their voice, has Suno generate songs from it, splits out the best vocal stem, and turns that clean take into a reusable Suno voice.

Spotted on u/bonerfleximus

Editor builds a Claude cutting skill and says "editor's note" on camera to guide it

A longtime editor teaches Claude their cutting style on two-minute samples in DaVinci Resolve, saves the rules as a skill, and says "reset" or "editor's note, use take two" while filming so Claude knows which take to keep.

Spotted on Andy Diep

Mortgage pro has Grok Bot watch evening texts and reply to clients with a link to book a call

Tired of missing 9 PM client texts, a mortgage professional has Grok Bot check his messages from 8 to 11:30 PM and send clients asking about a mortgage or an offer his booking link for a call the next day.

Spotted on Frankie Ranzino (@fmranz48)

Homeowner shows ChatGPT photos of a corroded sink trap and a broken hose valve to order the right parts and fix both himself

Facing two small plumbing jobs and pipes he didn't know how to join, a homeowner posted photos to ChatGPT, asked which parts and tools matched his setup, and then did both repairs in well under an hour.

Spotted on Andy Singleton (@andysingleton)

Songwriter mixes Suno tracks in a DAW and checks them on every speaker

A Suno user downloads the WAV once a song is locked, fixes the levels in a DAW, and checks the mix on headphones, a phone, a car and a stereo.

Spotted on u/Toxikfoxx

Web designer drafts blog posts with a Claude script that pulls from a content calendar and saves drafts in WordPress

A web designer who has built small business sites since 2007 wrote a Python script that reads their content calendar and notes, sends each topic to Claude with their voice rules and saves a draft in WordPress. Nothing publishes until they approve it.

Spotted on Karen Lewis (Karen Lewis Creative)

Bible course instructor loads about 300 sources into NotebookLM and builds a semester of lecture PDFs, indexes and slide decks

Preparing a heavy religious studies course, an instructor uploaded about 300 sources to NotebookLM and, working module by module from their own outline, produced 78 lecture PDFs plus indexes, a word dictionary, slide decks, explainer videos and audio overviews.

a year's worth of lecture work in 5 days · their claim

Spotted on u/Illustrious-Unit-838

Person who gave up on a manual Excel money tracker has ChatGPT build a quick Google Form that fills the spreadsheet for them

After abandoning a finance spreadsheet because updating it felt like a chore, a user had ChatGPT create a simple Google Form with only the essential fields and connect it to the tracker, so spending and income can be logged from a phone in seconds.

Spotted on O.G Obinna (@Obinna_Gates)

Rock and metal creator writes Suno v6 prompts that give every instrument a job

A Suno user who makes rock and metal songs shares a fixed order for v6 style prompts, plain lyric section tags, and a problem-and-fix table for muddy mixes, distant vocals, vanishing guitars and cut-off endings.

Spotted on u/SevenSky_Tech1

Customer success lead runs scheduled Claude workflows across the team's tools

A customer success lead connected Claude to Salesforce, Pylon, Slack, Amplitude and Gong, then set up weekly scans, usage-dip alerts and an ROI report skill.

Spotted on u/lightskin_jew

Customer has Grok Bot go through phone and internet bills, then chat with the provider to lower them

A customer sent Grok Bot their phone and internet bills and asked how to pay less for the same features. It found the same internet plan offered for less and a phone add-on they didn't use, then handled the provider's support chat while they watched.

Lower monthly phone and internet bill · their claim

Spotted on @stephendepino