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Head to head · 2026

HubSpot AEO Sensor vs SEMAI

Pricing, free plans, ratings, features, pros and cons, side by side. Where one comes out ahead, we mark it.

HubSpot AEO Sensor

Free dashboard tracking daily volatility across AI answer engines

3.8Free

Visit HubSpot AEO Sensor (opens HubSpot AEO Sensor in a new tab)

SEMAI

Tracks brand visibility across ChatGPT, Perplexity, Gemini and AI Overviews, then plans the content

3.8Free

Visit SEMAI (opens SEMAI in a new tab)

Who comes out ahead

Based only on the facts in our directory. The right pick still depends on the job you need done.

  • Lower starting price

    Not comparable

    Not comparable: HubSpot AEO Sensor does not list a price

  • Free plan

    Tie

    Both have one

  • Higher rating

    Tie

    3.8 against 3.8

  • Same job?

    Yes

    Both are SEO tools

Side by side

Compared onHubSpot AEO SensorSEMAI
Our rating3.83.8
Starts atFreeFree
Free planYesYes
CategorySEOSEO
PlansFreeFree
Key features
  • Daily volatility score bucketed into Calm, Moderate, Elevated, and Extreme ranges
  • Weekly AI-referred traffic trends aggregated from ChatGPT, Gemini, and Perplexity
  • Industry benchmarks for citation and mention frequency shifts
  • Modeled from anonymized aggregate data across HubSpot's customer base
  • No account required to view the public dashboard
  • Visibility tracking across ChatGPT, Perplexity, Gemini and AI Overviews
  • Gap analysis against competitors in AI answers
  • Content plan generated from identified gaps
  • Monitoring over time rather than a one-off audit
  • Free tier and trial before subscription
Pros
  • Completely free with no signup wall, unlike most AI-search-visibility tools that gate data behind a trial
  • Market-level volatility context helps interpret whether a ranking drop is brand-specific or industry-wide
  • Updated daily, current enough to catch answer-engine shifts as they happen
  • Measures a channel most brands have no visibility into
  • Produces a plan rather than only a dashboard
  • Free tier makes a first assessment low-cost
Cons
  • Aggregate, anonymized data means it cannot show a specific brand's own citations or mentions
  • Launched May 2026, too recent for long-term trend validation
  • Limited to three answer engines (ChatGPT, Gemini, Perplexity), missing others like Copilot or Grok
  • AI-visibility optimisation is young and methods are unproven
  • Answer engines change frequently, so tracking needs re-baselining
CompanyHubSpot, founded 2026

Prices come from each vendor's pricing page, last checked 20260730. Check the vendor before you buy.

FAQ

Questions people ask

Is HubSpot AEO Sensor better than SEMAI?

In our reviews HubSpot AEO Sensor scores 3.8 and SEMAI scores 3.8. The better pick depends on the job. HubSpot AEO Sensor: Free dashboard tracking daily volatility across AI answer engines. SEMAI: Tracks brand visibility across ChatGPT, Perplexity, Gemini and AI Overviews, then plans the content.

Which is cheaper, HubSpot AEO Sensor or SEMAI?

HubSpot AEO Sensor: free. SEMAI: free.

Do HubSpot AEO Sensor and SEMAI have free plans?

Yes, both have a free plan.

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