Updated June 2026 · Australian benchmarks

ChatGPT Ads ROI Calculator

Plug in your industry, budget, and customer value. See what ChatGPT Ads will realistically cost and return — compared directly to Google Ads.

800M
Weekly ChatGPT users
$3–$39
AUD CPC range
Self-serve
Open since May 2026

Your settings

$2,000
$25

Pre-filled from industry benchmarks

1.0%

Observed range: 0.7–1.2%. Optimised campaigns: 3–5%

3.5%

How many clicks become customers

$2,500
60%
Strong ROI potential

These inputs suggest a solid test case. Start with $1,000–$2,000/month, give it 60 days, and measure CPA against your existing channels before scaling. We can get you set up fast.

AI

ChatGPT Ads — monthly estimate

8,000
Impressions
80
Clicks
3
Conversions
$714
Cost per acquisition
$7,000
Est. revenue
+$2,200
Gross profit after ad spend
Return on ad spend (ROAS)110%

Break-even customer value at this CPA: $1,190

G

Google Ads — same budget

Industry benchmarks
40
Clicks (at $50 AUD CPC)
2
Conversions (4% conv rate)
$1,250
Cost per acquisition
+$400
Gross profit after ad spend
Google ROAS20%
ChatGPT Ads ROI110%
Google Ads ROI20%

ChatGPT Ads benchmarks by industry

Australian figures (USD × 1.55 AUD). Source: OpenAI beta data + early agency reports, May–June 2026. Treat as directional.

IndustryTypical CPC (AUD)Typical CPM (AUD)Observed CTREst. conv. rateGoogle Ads CPC (AUD)
Finance & Insurance$31$541%2.5%$42
Legal Services$25$471%3.5%$50
SaaS / Software$20$420.9%2.5%$20
Travel$9$311.1%2%$6
E-commerce / Retail$7$281%3%$3
Education$6$251.1%4%$8
Trade & Home Services$6$250.9%3%$10

Platform comparison

ChatGPT vs Google Search vs Meta — same budget, different dynamics.

PlatformTypical CPMAvg CPCTypical CTRIntent levelVolume
ChatGPT Ads$39–$93 AUD$5–$39+ AUD0.7–1.2%Very highLow — growing
Google SearchVaries$4.60 AUD avg6.5% avgHighVery high
Meta Ads$12–$23 AUD$1.20–$4.65 AUD0.5–1.5%LowVery high

Is ChatGPT Ads right for your business?

Good fit

  • Average customer value above $500 AUD
  • National or international audience — geo targeting is still broad
  • Complex products that benefit from conversational context (software, finance, professional services)
  • Existing conversion tracking via pixel or Conversions API
  • Already spending $5k+/month on Google Ads and want diversification
  • Budget for a 60–90 day test without needing immediate ROAS proof

Poor fit right now

  • Local trade businesses — geographic precision isn't there yet
  • Low-margin e-commerce with AOV below $150 AUD
  • No conversion tracking in place
  • Need volume — ChatGPT doesn't have Google's scale yet
  • Monthly budget below $750 AUD (data too thin to optimise)
  • Businesses still building out Google presence first

The measurement problem

OpenAI launched its Conversions API and pixel on May 5, 2026. Attribution infrastructure is still younger than Google or Meta by years. Two agency executives from the invite-only pilot confirmed they couldn't demonstrate measurable results — not because ads didn't work, but because measurement wasn't in place.

  • Allow 30 days minimum before drawing conclusions on direct conversions
  • Allow 90 days before evaluating lifetime value metrics
  • Monitor branded search volume as a proxy signal
  • Don't compare raw ROAS to Google Ads without adjusting for attribution differences

Frequently asked questions

How much do ChatGPT Ads cost in Australia?

ChatGPT Ads use CPC (cost-per-click) or CPM (cost-per-1,000-impressions) pricing. CPC rates in Australia range from roughly AUD $9 for travel up to AUD $39+ for finance and legal. CPM runs AUD $39–$93 depending on industry. These are significantly higher than Meta Ads but lower than competitive Google Ads categories.

What is the minimum budget for ChatGPT Ads?

There is no platform minimum spend as of May 2026. In practice you need at least AUD $750–$1,500/month to generate enough clicks to optimise. Below that, data is too thin to draw conclusions within a 30-day window.

What CTR should I expect from ChatGPT Ads?

Early data shows CTRs of 0.7–1.2% — well below Google Search (6.5% average). Users are in a reading mindset, not a clicking one. The flip side is that clicks tend to convert at higher rates because the user has already described their problem to an AI and read a contextual response before seeing your ad.

How does ChatGPT Ads ROI compare to Google Ads?

It depends heavily on industry. In high-CPC Google Ads categories like legal and finance, ChatGPT can deliver a lower cost-per-acquisition. In lower-CPC categories like e-commerce, Google Ads typically wins on volume and CPA. The honest answer in mid-2026: measurement is still maturing and the data is thin — treat early results as directional.

Are ChatGPT Ads available in Australia?

Yes. Australia was included in the initial rollout on February 9, 2026 alongside the US, Canada, and New Zealand. The self-serve Ads Manager opened to all advertisers on May 5, 2026 with no minimum spend requirement.

Not sure if the numbers stack up?

We can model ChatGPT Ads against your actual customer value, existing Google Ads data, and margin structure — and tell you whether it's worth testing.

Talk to the team