Search-Visibility.AI vs heeb | LLM Mentions API vs SiteSignal

Search-Visibility.AI monitors how AI models like ChatGPT and Gemini mention your brand.

• PricingFree · $29/month
• Rating⭐ 5.0/5
• API—
• Open source—

• Tracks brand visibility across multiple major AI models simultaneously
• Reveals brand mention frequency and contextual details over time
• Helps identify brand perception shifts in AI-generated responses
• Free trial available to test features before purchasing

• Does not provide user engagement or impression volume metrics
• Limited to monitoring specific AI models with possible coverage gaps
• Requires ongoing monitoring to identify meaningful visibility trends

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heeb is an LLM Mentions API that unifies brand monitoring across multiple AI models in one structured interface.

• PricingFree · $10/unit
• Rating⭐ 5.0/5
• API—
• Open source—

• Unified interface eliminates querying multiple LLMs separately
• Covers major AI models in a single structured request
• Provides standardized mention data for comparative analysis
• Enables scalable brand monitoring across AI platforms

• Limited to specific LLM partners; coverage gaps with newer models
• API pricing and rate limits may impact large-scale monitoring
• Mention analysis depends on underlying model accuracy and bias

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SiteSignal monitors your brand sentiment in AI search results and identifies negative citation sources.

• PricingFree · $49/year
• Rating⭐ 4.9/5
• API—
• Open source—

• Tracks brand sentiment specifically within AI search results
• Identifies which citations drive negative mentions
• Provides actionable insights for reputation management
• Real-time monitoring across AI-generated responses

• Limited to monitoring your own domain mentions
• Effectiveness depends on AI system coverage and indexing
• May require ongoing optimization of tracking parameters

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