Comparison

Scrunch vs HubSpot AEO Grader vs Profound vs Semrush AI Toolkit vs OtterlyAI

Scrunch, HubSpot AEO Grader, Profound, Semrush AI Toolkit, and OtterlyAI all measure how AI answer engines mention and cite your brand. They come at it from different angles: some are dedicated AI visibility trackers, others are established SEO suites that added AI search monitoring. Every one of them is closed-source and hosted, so you cannot audit how its scores are built. Elmo tracks the same engines as an open-source tool you run yourself, so it belongs in this comparison as the transparent, self-hostable option.

Scrunch

Content Generation

Agent Experience Platform (AXP) for AI content optimization

Visit scrunch.com

HubSpot AEO Grader

Traditional SEOFree tier

Free AI search grader from HubSpot's marketing suite

Visit hubspot.com

Profound

AI Visibility Tracking

G2 AEO Leader with prompt volumes and Agent Analytics

Visit tryprofound.com

Semrush AI Toolkit

Traditional SEOFrom $139.95/mo

Established SEO platform expanding into AI visibility tracking

Visit semrush.com

OtterlyAI

AI Visibility Tracking

Gartner Cool Vendor 2025 with GEO Audit (25+ factors)

Visit otterly.ai

Elmo

Open SourceSelf-HostedFree

Open-source AEO platform. Self-host for free and track AI visibility across every major answer engine with full transparency.

Scrunch vs HubSpot AEO Grader vs Profound vs Semrush AI Toolkit vs OtterlyAI vs Elmo

FeatureScrunchHubSpot AEO GraderProfoundSemrush AI ToolkitOtterlyAIElmo
Core Tracking
Multi-LLM Tracking
AI Visibility Score
Citation Analytics
Competitor Benchmarking
Brand Mention Tracking
Platform
White-Label / Agency
Open Source
Content Generation
Advanced Analytics
Prompt Volume Estimates
Sentiment Analysis
AI Crawler Analytics
Geographic Tracking
Social Media Tracking
Shopping Tracking
Multi-Language
Actionable Insights
Action Recommendations
Content Gap Analysis
AI Site Audits
AI Keyword Research
Reporting & Integration
Email Alerts
Data Export / API
BI Connectors

/ FAQ

Frequently Asked Questions

Which is the best tool for AI visibility among Scrunch, HubSpot AEO Grader, Profound, Semrush AI Toolkit, and OtterlyAI?
There is no single best pick; it depends on the answer engines you track, your budget, and whether you want a dedicated tracker or an add-on to an SEO suite. All of them are closed and hosted, so it is worth also trying Elmo, an open-source alternative you can self-host for free and audit before you commit.
Which of these AI visibility tools is free or open source?
Among Scrunch, HubSpot AEO Grader, Profound, Semrush AI Toolkit, and OtterlyAI, HubSpot AEO Grader offer a free option, though free tiers are usually limited in the engines or history they cover. For a fully free, open-source option, Elmo is self-hostable at no license cost and every metric is auditable in the code.
How do Scrunch, HubSpot AEO Grader, Profound, Semrush AI Toolkit, and OtterlyAI differ?
They differ mainly in focus and delivery: dedicated AI visibility trackers versus SEO suites that bolted on AI search monitoring, plus which answer engines, languages, and analytics each one covers. The feature table on this page compares them side by side, with Elmo, the open-source option, included as a reference point.

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