Context Hints Explained: How ChatGPT Ad Targeting Actually Works
ChatGPT ads are targeted with plain-language context hints, not keywords. Here is how hints work, a four-part formula for writing them, examples by niche and a testing routine.
If you come to ChatGPT ads from Google, your instinct is to build a keyword list. If you come from Meta, you reach for interests and lookalikes. Neither exists here. ChatGPT ads are targeted with context hints: short, plain-language descriptions of the conversations and situations your ad belongs in.
Hints are the single biggest lever you control in a ChatGPT campaign. A great card with weak hints shows up in the wrong conversations. An average card with sharp hints shows up in front of people who are already looking for what you sell.
What a context hint is
A context hint describes a moment. It tells ChatGPT, in normal language, who is talking, what is going on in their life and what they need. ChatGPT then matches your ad to conversations that fit that description.
Two things make this different from keyword targeting:
- Matching is about meaning, not words. A hint about "a parent who needs quick weeknight dinners" can match a conversation that never uses the word "dinner," such as "my kids get home from practice at 6:30 and I have nothing planned."
- The conversation carries more context than a search. People tell ChatGPT about their budget, their constraints and what they already tried. Your hint can describe that richness.
ChatGPT may also use what it remembers across a person's chats, where memory is enabled, to pick relevant ads. That means the person's broader situation, not just the current message, can play a part. Ads never change ChatGPT's answers, and they cannot imply they know what the user wrote.
Weak hints vs strong hints
The most common mistake is writing hints as if they were keywords.
| Weak (keyword-style) | Strong (situation-style) |
|---|---|
| dinner recipes | parent looking for a quick weeknight dinner their kids will eat |
| running shoes | new runner training for a first 10K who wants more cushioning for sore shins |
| skincare | adult with dry, flaky skin in winter looking for a simple routine that doesn't sting |
| dog food | owner of a senior dog with a sensitive stomach comparing gentler food options |
| budgeting app | young couple moving in together who wants to split bills without arguments |
Each strong hint carries a person, a trigger and a desired outcome. The weak versions could match thousands of loosely related conversations, most of which are not buying moments.
The four-part formula
Good hints combine four ingredients. You do not need all four in every hint, but the best ones use at least three.
- Situation: what is happening right now. "Moving into a first apartment," "training for a half marathon," "new puppy coming home next week."
- Need: the problem they want solved. "Needs furniture that fits a small space," "wants to avoid knee pain."
- Use case: how they will use the product. "For a home office in a bedroom," "for long weekend runs."
- Intent: how close they are to deciding. "Comparing options," "ready to order this week," "looking for a gift under $50."
Template:
[who] who [situation] and needs [need] for [use case], [intent signal]Example for a hypothetical standing desk brand:
remote worker in a small apartment who gets back pain from sitting all day and wants a compact standing desk for a bedroom corner, comparing optionsIf you want a draft list to edit, the context hints generator builds situation-based hints from a product description.
20 example hints by niche
These are written for hypothetical brands to show range. Adapt them, do not paste them.
Ecommerce and DTC
- shopper looking for a thoughtful birthday gift for a dad who loves grilling, under $75
- first-time homeowner choosing bedding that stays cool for a hot sleeper
- person with wide feet frustrated that most sneakers pinch, looking for roomier options
- new parent comparing baby carriers that are comfortable for a parent with back issues
Beauty and personal care
- adult with sensitive skin looking for fragrance-free moisturizer that won't cause redness
- person with curly hair trying to reduce frizz in humid weather with a short routine
- someone switching to a simpler skincare routine with fewer than four steps
Food and beverage
- coffee drinker who wants to cut back on caffeine but still enjoy a morning ritual
- busy professional looking for high-protein snacks to keep at a desk
- host planning a dinner party for eight and looking for a wine that pairs with lamb
Apps and subscriptions
- adult learning Spanish before a trip in three months who wants short daily practice
- person trying to build a meditation habit who keeps forgetting to do it
- freelancer who wants an easier way to track invoices and know when clients pay
Courses and creators
- beginner photographer with a new camera who wants to stop shooting in auto mode
- aspiring home baker who keeps getting dense sourdough and wants a structured course
Local and consumer services
- homeowner noticing a leaking water heater and looking for a same-week repair
- person planning a move across town who needs movers for a two-bedroom apartment
- pet owner going away for a week and looking for in-home pet sitting
Pets and home
- owner of an anxious rescue dog looking for ways to make car rides calmer
- renter who wants to make a dark living room feel brighter without painting
Notice that health-adjacent examples stay away from cures and outcomes. Hints for restricted categories (health, supplements, finance, weight management) should describe the situation without implying a diagnosis or a guaranteed result.
How many hints per ad group
Three to five per ad group is a good starting point. Keep each group tight: all hints in a group should describe the same underlying need, so one set of cards answers all of them.
A hypothetical meal-kit brand might structure it like this:
| Ad group | Example hint | Card angle |
|---|---|---|
| Fast weeknights | parent with 30 minutes to make dinner after work | speed |
| Picky eaters | parent whose kids refuse most vegetables | kid-tested recipes |
| Eating healthier | adult who wants more home-cooked meals but hates planning | no planning |
Mixing all of these into one group would force one card to answer three different questions, and it would answer none of them well.
Where hint ideas come from
The best hints come from what buyers actually say. Sources worth mining:
- Customer reviews: look for "I was looking for something that..." and "I bought this because..."
- Support and pre-sale chats: the questions people ask before they buy are close to what they ask ChatGPT.
- Forums and Reddit: people describe situations in detail when asking peers for advice.
- Long-running competitor ads: ads that have run for 60 days or more on Meta reveal which situations and needs the market responds to.
The buyer question finder helps you turn these sources into a list of questions, and each question usually points to a hint. For more on this research, see how to find the questions your buyers ask ChatGPT.
Testing and refining hints
Treat hints as hypotheses. A simple routine:
- Launch with three to five hints per group and at least three cards.
- Wait for volume. Judge after a week or two, not a day.
- Compare groups on CTR and cost per conversion. A group with high CTR but poor conversion may be matching curious browsers rather than buyers. Add stronger intent signals.
- Tighten losing groups by making the situation more specific, or pause them.
- Expand winners with adjacent situations. If "parent with 30 minutes after work" wins, try "parent juggling kids' practice schedules on weeknights."
Change one thing at a time. If you rewrite hints and cards on the same day, you will not know which change mattered.
Common mistakes
- Keyword lists disguised as hints: "vegan, plant-based, healthy, meals" is not a situation.
- Hints too broad to mean anything: "people who like nice things."
- Hints your card doesn't answer: if the hint is about picky kids, the card has to speak to picky kids. Our ChatGPT ad copy examples show cards built to match specific situations.
- Sensitive-situation hints: avoid targeting people in hardship or distress. OpenAI's policies prohibit exploiting insecurity or hardship.
- Set and forget: hints need the same refresh cadence as creative.
How SecondWin helps
SecondWin writes your context hints for you. We start by reading your site to understand your product and buyer, then mine the longest-running ads in your niche on Meta's Ad Library to find which situations and promises keep selling. Each proven message is mapped to the real questions buyers ask ChatGPT, and we write situation-based hints and original chat cards that answer them. Everything is policy-checked, then launched and refined in your own OpenAI ad account.
See the hints and buyer questions we would start with in a free URL analysis, or compare SecondWin plans. SecondWin is independent and not affiliated with OpenAI.
FAQ
What are context hints in ChatGPT ads?
Context hints are plain-language descriptions of the conversations and situations where your ad should appear. Instead of keywords, you describe a person, their situation, their need and their intent, such as "parent looking for a quick weeknight dinner their kids will eat." ChatGPT matches ads to conversations by meaning, and it may also use memory across a person's chats to pick relevant ads.
How many context hints should I use?
Start with three to five hints per ad group, with every hint in the group describing the same underlying need so one set of cards can answer all of them. Use separate ad groups for different needs, such as speed versus healthy eating. Add or remove hints after a week or two of data rather than daily, and change one variable at a time.
Can I use keywords as context hints?
You can, but they tend to perform poorly. A keyword like "dinner recipes" can match many conversations that are not buying moments. Hints work best as short situational sentences that include who the person is, what is happening and what they want. Meaning-based matching rewards specificity, so a descriptive hint usually reaches more relevant people than a list of terms.
Do context hints let advertisers see my conversations?
No. Context hints are instructions the advertiser writes in advance, and ChatGPT handles the matching. Advertisers write the description of the situation they want to reach; OpenAI has said it does not share conversation content with advertisers. OpenAI's policies also prohibit ads that imply they know what a user said, so a well-written ad should read as a relevant option, not as a reply to the user.