How often is customer.io cited by AI models?

customer.io was cited 2 times by AI models, representing 0.5% of all source citations.

Which AI models cite customer.io?

customer.io is cited by 2 AI models including Perplexity Sonar (with search) (latest), Anthropic Claude Sonnet (latest), OpenAI ChatGPT Latest, Google Gemini Flash (latest), X.AI Grok (latest).

What is customer.io's ranking among source domains?

customer.io ranks #32 out of 126 source domains analyzed (with 77 brands also tracked).

What brands are associated with customer.io?

AI models reference customer.io when discussing brands like various brands.

How is source ranking determined?

Sources are ranked by Share of Voice = Model Coverage × Quality Score. Model weights are based on Monthly Active Users (OpenAI ChatGPT Latest: 900M MAU, Google Gemini Flash (latest): 650M MAU, Perplexity Sonar (with search) (latest): 45M MAU, etc.). Sources appearing earlier in AI responses receive higher prominence scores.

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Share of Voice

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About customer.io (Tech Companies)

This page provides details about customer.io (Tech Companies) which was ranked #32 out of 126 in the list of sources (2 citations (0.5% share)) in answers from AI models (OpenAI ChatGPT Latest, X.AI Grok (latest)) when they were asked the following 1 question: "What are the best Email Marketing options available today? Please provide a comprehensive overview including: the leading brands and products, top companies and service providers, recognized experts and thought leaders, promising startups and new market entrants, major industry events and conferences, active communities and forums, and influential publications and media covering this space." on Dec 30, 2025 by AI Chat Watch.

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Rank

Voice

Position

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Citations

Used by AI Models

Model	Voice	Position	Citations
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Pages from customer.io (1 link)

URL Path	Citations	Position
customer.io	2	21.5

Citations from AI Responses

OpenAI ChatGPT Latest (1 citation)

What are the best Email Marketing options available today? Please provide a comprehensive overview including: the leading brands and products, top companies and service providers, recognized experts and thought leaders, promising startups and new market entrants, major industry events and conferences, active communities and forums, and influential publications and media covering this space.

[...] .beehiiv.com/) - [Substack](https://substack.com/) - [Ghost](https://ghost.org/) - [Buttondown](https://buttondown.email/) ### 5) Product-led growth + lifecycle messaging (event-driven, data-heavy) Good for SaaS/mobile/app teams that want sophisticated, behavioral messaging and experimentation. - [Customer.io](https://customer.io/) - [Iterable](https://iterable.com/) - [Braze](https://www.braze.com/) - [Loops](https://loops.so/) ### 6) Enterprise marketing suites (governance, scale, complex orgs) Good when you need enterprise controls, multiple business units, deep integration, and large-scale orchestration. - [Salesforce [...]

customer.io December 30, 2025

X.AI Grok (latest) (1 citation)

[...] hiiv.com/)**: AI-powered newsletters with monetization (raised $12.5M). [Crunchbase](https://www.crunchbase.com/organization/beehiiv). - **[EmailOctopus](https://emailoctopus.com/)**: Affordable Amazon SES-powered ESP for startups. [G2 Reviews](https://www.g2.com/products/emailoctopus/reviews). - **[Customer.io](https://www.customer.io/)**: Data-driven behavioral emails (raised $30M+). [Crunchbase](https://www.crunchbase.com/organization/customer-io). - **[Flowrite](https://www.flowrite.com/)**: AI email writing assistant (startup phase). [Product Hunt](https://www.producthunt.com/products/flowrite). - **[Orbit](https://www.orbit. [...]