Comparison · 2 options
ChatGPT ads vs Gravity
ChatGPT ads run inside ChatGPT only, with a USD 25 daily minimum and CPM, CPC or conversion-goal buying. Gravity runs across many AI apps (chat apps, coding assistants, AI search), has no minimum, and bills per thousand impressions or per conversion for eligible accounts.
Side by side
Each cell is what that company publishes, with the source number. A dash means it isn’t published or doesn’t apply.
| Question | ChatGPT ads | Gravity network |
|---|---|---|
| Where ads appear | Below a ChatGPT response (one ad unit); multi-image ad format being tested during image generation[1] | Chat apps, coding assistants and IDEs, consumer AI apps and AI search. Gravity names no specific publisher apps.[2] |
| Billing | Views (CPM), Clicks (CPC), Conversions (oCPC or oCPM); never billed per conversion[3] | CPM (per 1,000 impressions), or CPA where the account allows it. No click (CPC) billing for new campaigns.[2] |
| Minimum | USD 25 per day (varies by currency, e.g. EUR 15, GBP 15, CAD 25, AUD 25, JPY 2,500, INR 725)[3] | No minimum; start with any daily budget. A payment method is required before a campaign can launch.[4] |
| Matching | Ad-group descriptions of relevant products, use cases or needs; not exact-match keywords; up to 2,000 per ad group[5] | Contextual: the engine compares recent conversation messages with active campaigns, runs an auction and returns the winning ad.[6] |
| Daily budget | Average per day over 7 days; up to 2× on one day; no more than 7× over the 7-day period (Sunday–Saturday week)[7] | Average daily budget in dollars; spend on one UTC day can reach 110%, then serving stops until the next day.[8] |
| Creative | Up to 100 characters[9] | Up to 500 characters[10] |
| Label | Clearly labelled as sponsored and visually separated from the answer[11] | All formats carry a "Sponsored" label.[12] |
| Reporting | Impressions, clicks and CTR about every 15 minutes; spend delayed 7–8 hours; conversions update daily[7] | Ad-unit reports give impressions, clicks, spend, CTR, CPC, CPM; conversions, CPA and ROAS are attributed only at campaign level.[13] |
Which fits you
ChatGPT ads
- You want reach inside ChatGPT specifically.
- You want click or conversion-goal bidding.
Gravity network
- You want reach across many AI apps rather than one.
- You want to start without a minimum budget.
- You have longer copy: Gravity allows up to 500 characters.
Questions
Can Gravity deliver ads in ChatGPT?
Gravity’s API has a network mode that can deliver on OpenAI, and OpenAI-only delivery needs account access from Gravity.
Sources
- Ads in ChatGPT | OpenAI Help CenterOpenAI Help Center · checked 10 Nov 2026
- Overview - Gravity docsGravity docs · checked 10 Nov 2026
- Creating campaigns for ChatGPT Ads | OpenAI Help CenterOpenAI Help Center · checked 10 Nov 2026
- AI Advertising FAQ | GravityGravity · checked 10 Nov 2026
- TargetingOpenAI developer docs · checked 10 Nov 2026
- Core concepts - Gravity docsGravity docs · checked 10 Nov 2026
- Billing & Payment | OpenAI Help CenterOpenAI Help Center · checked 10 Nov 2026
- Campaigns - Gravity docsGravity docs · checked 10 Nov 2026
- Campaign ManagementOpenAI developer docs · checked 10 Nov 2026
- Ad groups and ads (API reference) - Gravity docsGravity docs · checked 10 Nov 2026
- Testing ads in ChatGPTOpenAI · checked 10 Nov 2026
- Ad formats - Gravity docsGravity docs · checked 10 Nov 2026
- Reports and account data - Gravity docsGravity docs · checked 10 Nov 2026
Comparisons use what each company publishes as of the date above. Admux is one of the options compared on some pages; we keep every cell to sourced facts.