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About postmarkapp.com (Developer Tools)
This page provides details about postmarkapp.com (Developer Tools) which was ranked #19 out of 126 in the list of sources (3 citations (1.4% share)) in answers from AI models (Anthropic Claude Sonnet (latest),
OpenAI ChatGPT Latest,
Google Gemini Flash (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. This source is referenced for brands: ActiveCampaign, Postmark.
Used by AI Models
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Pages from postmarkapp.com (1 link)
| URL Path | Citations | Position |
|---|---|---|
| postmarkapp.com | 3 | 21.2 |
Brands Referenced By This Website (2 brands)
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81.5% | 14 |
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9.8% | 4 |
Citations from AI Responses
Anthropic Claude Sonnet (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.
[...] ing and rendering ### Email Infrastructure 1. **[SendGrid (Twilio)](https://sendgrid.com/)** - Transactional and marketing email API 2. **[Amazon SES](https://aws.amazon.com/ses/)** - Scalable email sending service 3. **[Mailgun (Sinch)](https://www.mailgun.com/)** - Email API for developers 4. **[Postmark](https://postmarkapp.com/)** - Transactional email service 5. **[SparkPost](https://www.sparkpost.com/)** - Email delivery service ### Email Design & Development Tools 1. **[Stripo](https://stripo.email/)** - Email template builder 2. **[Bee Free](https://beefree.io/)** - Drag-and-drop email editor 3. **[MJML](https://mjm [...]
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.
[...] ions) Good when you’re sending high-volume [transactional email](https://en.wikipedia.org/wiki/Email_marketing#Transactional_emails) from apps/services and need APIs, deliverability tooling, webhooks, and templates. - [Twilio SendGrid](https://sendgrid.com/) - [Mailgun](https://www.mailgun.com/) - [Postmark](https://postmarkapp.com/) - [Amazon Simple Email Service (SES)](https://aws.amazon.com/ses/) - [Resend](https://resend.com/) --- ## “Best-of” supporting tools (design, testing, deliverability, monitoring) ### Email creation + templates + coding - [Stripo](https://stripo.email/) - [BEE Free](https://beefree.io/) - [MJML] [...]
Google Gemini Flash (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.
[...] ning Brew. * **[ConvertKit](https://convertkit.com/)**: (Recently rebranded to **Kit**) The leading platform for professional creators, bloggers, and authors. * **[Ghost](https://ghost.org/)**: An open-source publishing platform that combines a CMS with powerful built-in newsletter tools. * **[Postmark](https://postmarkapp.com/)**: (Owned by ActiveCampaign) A specialized service focus on lightning-fast delivery for transactional emails. * **[Loops](https://loops.so/)**: A modern startup designed specifically for SaaS companies looking to simplify their email stacks. ### 3. Recognized Experts and Thought Leaders Followi [...]