5LLMs monitored
6perception metrics
30+Academy lessons
EUAI Act ready
Comparison 2026

HubSpot AEO Grader vs VectorGap: Which AI Brand Intelligence Platform Is Better?

An honest, side-by-side comparison to help you choose the right AI perception monitoring tool for your needs. We'll cover features, pricing, strengths, and limitations of both platforms.

What is the difference between HubSpot AEO Grader and VectorGap?

Choosing the right AI brand intelligence platform is crucial for managing how AI assistants like ChatGPT, Claude, Gemini, and Perplexity represent your brand. Both HubSpot AEO Grader and VectorGap help brands monitor their AI perception, but they take different approaches and serve different audiences.

HubSpot AEO Grader is a Free AI Visibility Tool that hubspot aeo grader is a free tool that analyzes brand visibility across chatgpt, perplexity, and gemini. part of hubspot marketing ecosystem. Their pricing starts at Free, making them accessible to various team sizes.

VectorGap is an AI Brand Intelligence Platform that combines perception monitoring with GEO (Generative Engine Optimization) content generation, anti-hallucination detection, and knowledge base grounding. VectorGap offers a free tier with 3 audits/month and paid plans from $79-$999/month, making it accessible to startups, SMBs, and enterprises alike.

This comparison will help you understand which platform better fits your needs based on features, pricing, team size, and specific use cases.

How do HubSpot AEO Grader and VectorGap compare at a glance?

HubSpot AEO Grader

Free AI Visibility Checker

HubSpot AEO Grader is a free tool that analyzes brand visibility across ChatGPT, Perplexity, and Gemini. Part of HubSpot marketing ecosystem.

Pricing: Free

VectorGap

AI Brand Intelligence Platform

Monitors 5 major LLMs, generates GEO content, tracks competitors, and detects hallucinations. Brussels-based, built for SMBs and mid-market. Free tier available with no credit card required.

Pricing: $0-$999/month

What features does each platform offer?

FeatureHubSpot AEO GraderVectorGap
LLM Perception Monitoring
One-time only
Multi-Provider Support
3 models300+ models (Enterprise), 5 core on standard plans
AI Content Generation (GEO)
Competitive Intelligence
Knowledge Base Grounding
Anti-Hallucination Detection
API Access
GEO Optimization
Extractability Analysis
Industry Templates
Share of Model Tracking

What are the strengths and weaknesses of each platform?

HubSpot AEO Grader

Strengths

  • Completely free to use
  • Simple, beginner-friendly interface
  • Backed by HubSpot brand trust
  • Good starting point for AI visibility

Limitations

  • Very limited depth
  • No ongoing monitoring
  • No competitive intelligence
  • One-time snapshot only
VectorGap

Strengths

  • $79/mo entry price vs higher competitor pricing — accessible to SMBs
  • Free tier with 3 audits/month to evaluate before committing
  • Claude and ChatGPT monitoring on all paid plans (not gated behind higher tiers)
  • Built-in GEO content generation to improve AI perception, not just monitor it
  • VectorGap Academy provides free GEO education for teams

Limitations

  • Newer platform with a growing customer base
  • White-label dashboards not yet available for agencies

Frequently Asked Questions

What is the main difference between HubSpot AEO Grader and VectorGap?

HubSpot AEO Grader is a Free AI Visibility Tool priced at Free, while VectorGap is a comprehensive AI Brand Intelligence Platform starting at $0/month with a free tier. VectorGap offers built-in GEO content generation, anti-hallucination detection, and knowledge base grounding that HubSpot AEO Grader does not offer. The key difference is VectorGap's focus on both monitoring AND optimization, not just visibility tracking.

Is HubSpot AEO Grader or VectorGap better for small businesses?

VectorGap is generally better for small businesses because it offers a free tier with 3 audits/month and paid plans starting at $79/month. HubSpot AEO Grader also offers free access but with limited features. VectorGap's Academy also provides free GEO education to help smaller teams learn without additional consulting costs.

Does HubSpot AEO Grader offer anti-hallucination detection like VectorGap?

HubSpot AEO Grader does not offer anti-hallucination detection. VectorGap's anti-hallucination feature compares AI responses against your verified knowledge base to automatically detect wrong pricing, fake features, entity confusion, and outdated information. This helps protect your brand from misinformation being spread by AI assistants.

Which platform has better AI model coverage: HubSpot AEO Grader or VectorGap?

HubSpot AEO Grader supports 3 models. VectorGap monitors 5 major AI platforms on standard plans (ChatGPT, Claude, Gemini, Perplexity, Grok) and 300+ models on Enterprise. Both platforms cover the key AI assistants that matter for brand perception, but VectorGap includes Claude access on all paid plans while some competitors gate it behind higher tiers.

Ready to see how AI perceives your brand?

VectorGap's free tier lets you run 3 audits per month—no credit card required. See what ChatGPT, Claude, and other AI assistants say about your brand today.

Free plan: 3 audits/month, Gemini only. Upgrade anytime for more features.