PromptHacker Weekly -- Issue #125
This week the big platforms stopped waiting for you to ask. ChatGPT now connects to your bank, brokerage, and card accounts and turns a 40-minute spreadsheet review into a 10-minute conversation about where your money actually goes.
What matters today
This week the big platforms stopped waiting for you to ask. ChatGPT now connects to your bank, brokerage, and card accounts and turns a 40-minute spreadsheet review into a 10-minute conversation about where your money actually goes.
Key points
- Google ships Gemini 3.5 Flash at I/O: The new default in AI Mode and the Gemini app runs 4x faster on output tokens with a 1,048,576-token input window, priced at $1.50 input and $9.00 output per million.
- xAI launches Grok Skills: Grok 4.3 users on web, iOS, and Android can teach Grok a workflow once and reuse it, with built-in Word, slide, Excel, and PDF generation.
- Google Search adds agentic booking: AI Mode can now compare prices, check availability, and complete bookings, paired with a redesigned Search box Google calls its biggest upgrade in 25 years.
Welcome
This issue gives executives a clean scan of PromptHacker Weekly -- Issue #125. Start with the quick hits, then use the companion guides for the workflows worth testing this week.
Quick Hits
Top AI Updates
1. ChatGPT Personal Finance Is Live: Connect Your Accounts and Run a 10-Minute Money Review
The most expensive financial habit for a busy executive is not overspending. It is not looking.
2. Gemini Daily Brief Just Made Your Morning Triage Disappear
Most executives run the same unpaid 20-minute task every single morning. Open the inbox, scan for anything that caught fire overnight, flip to the calendar, notice the 9 a.m. has no agenda, then rebuild a mental to-do list from three different surfaces.
3. Grok Skills Lets You Teach Grok Your Workflow Once and Stop Repeating Yourself
Every executive who uses AI for recurring work knows the tax. Before the model produces anything useful, you re-paste the same context: the report structure, the brand voice rules, the format the boss expects, the word count, the things to never say.
Pro Tip
Recurring charges are the leak nobody watches. A former contractor signed up for a tool on the company card. A free trial converted three weeks ago. Two apps quietly do the same job. None of these feel urgent, because each one is small per month.
Productivity Gem
Internal dashboards rot because they are annoying to build. Someone exports data to Excel, builds a chart, formats it, screenshots or embeds it, and repeats that for every metric on the page. When the numbers change next month, the whole cycle runs again.
Health Tip
A long weekend is deceptively dangerous for anyone trying to hold a routine. It is not one bad day, it is three in a row, stacked with travel, late nights, big social meals, and a schedule that looks nothing like your normal week.
This information is for educational purposes only and is not medical advice. Please consult a qualified healthcare professional before making changes to your health routine.
Kids Tip
Kids create a hands-on AI project: End of Year: Have Your Kid Build an AI Report Card for Their Own AI Skills. A parent or educator helps them build, test, and explain what the AI tool gets right and wrong.
Wrap Up
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About the author
Pierre has spent 25+ years building growth systems across fintech, real estate, lending, campaigns, and AI workflows, with $1.5B+ in client value delivered.
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