Quick Take
Before you buy anything, run it past five copy-paste prompts and let ChatGPT argue with you first. That’s the whole system, and it catches money leaks a budgeting app never will.
This set comes from a post by u/Ok_Negotiation_2587 on r/ChatGPTPromptGenius, and the “talk me out of it” prompt is the one worth stealing today. I ran it on a purchase I was already half-convinced about, and it talked me down in under a minute.
The Problem With How Most People Use ChatGPT
Most people ask ChatGPT to research a purchase after they’ve already decided to buy it. They want specs, reviews, “best X for Y” lists. That’s fine, but it skips the one moment where money actually gets saved: right before you hit “buy.”
The original poster built five fill-in-the-blank prompts for exactly that moment. Fill in the blanks, send, and let the model argue the other side before you commit to anything.
The Five Prompts, Broken Down
1. Talk Me Out of It
I am about to spend {{amount}} on {{thing}}. Before I do, make the strongest honest case against this purchase, tell me what people who bought it complain about most, what the cheaper alternative most buyers pick instead, and the one question I should be able to answer before paying. Do not soften it.
The line “do not soften it” is doing the real work here. Drop that instruction and ChatGPT defaults to reassurance, telling you what you want to hear. Keep it, and you get an honest opponent instead of a hype man.
2. Subscription Audit
Here are my subscriptions and what each costs: {{list}}. Rank them by cost per actual use based on what I tell you about my habits, flag the ones that overlap each other, and tell me which single cancellation frees the most money for the least pain.
Run this one quarterly. This Redditor caught two streaming services covering the same shows this way, which is a pattern most people never notice on their own.
3. Negotiation Prep
I am negotiating {{salary_or_price}} for {{situation}}. The current offer is {{offer}}. Give me a realistic opening number with the reasoning I would say out loud, my fallback position, and the exact sentence to use when they first say no. Then play the other side and push back on me so I can practice.
The rehearsal round is the point. Let the model argue back before the real conversation happens, and the actual pushback stops catching you off guard.
4. Two Options, One Table
I am choosing between {{option_A}} and {{option_B}} for {{purpose}}. Build the comparison that actually matters: total cost over {{time_period}} including the costs nobody mentions upfront, what owners of each complain about after six months, and which failure would annoy me more. End with a recommendation and what would change it.
“What owners complain about after six months” beats a spec sheet every time. Spec sheets sell the moment of purchase. Six-month complaints tell you what you’re actually living with.
5. The Refusal Letter
Write a short firm message to {{company}} asking them to {{refund_cancel_or_lower_bill}}. Reason: {{reason}}. Cite it once, ask for a specific action with a specific deadline, no apologizing, no life story. Write it so a support agent can say yes without escalating.
That last line is the whole strategy. Make the “yes” easy for the person reading it, and you skip three rounds of escalation.
Use Cases
- 💰 Big purchase you’re already halfway talked into (electronics, furniture, a course): run “talk me out of it” before checkout, not after.
- Quarterly finance cleanup: the subscription audit catches overlap you’ve stopped noticing.
- Any negotiation with a real counterpart (salary, rent, a vendor contract): where rehearsal beats improvisation.
- A comparison you keep going back and forth on: let the table settle it instead of re-Googling for the tenth time.
- A bill or charge you want reversed: without a ten-message support thread.
🏆 Prompt of the Day
“Talk me out of it” earns the spot. It intercepts money at the exact moment it’s about to leave your account, and the “do not soften it” clause is what separates it from every other “should I buy this” prompt floating around. Save it, keep the blanks, use it before your next big purchase.
Try It Before Your Next Purchase
Grab the “talk me out of it” prompt, fill in your amount and your item, and see what ChatGPT actually has to say about it. The post’s author is also crowdsourcing a sixth prompt around insurance and warranties in the comments, so if you’ve cracked that one, the full discussion on r/ChatGPTPromptGenius is worth a look.
5 fill-in-the-blank prompts I use before spending money, the talk-me-out-of-it one has saved me the most
by u/Ok_Negotiation_2587 in ChatGPTPromptGenius