AutoSend

Freemium

A tool and API to send and track transactional and marketing emails

AutoSend is an email service and API designed for developers, marketers, and AI agents to manage transactional and marketing communications. The platform features a volume-based pricing model, providing tools for campaign automation, webhook integration, and multi-domain management. It serves businesses of all sizes by offering scalable infrastructure for reliable inbox placement and deliverability (verified: 2026-01-29).

Jan 29, 2026
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Pricing: Freemium
Last verified: Jan 29, 2026
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Key facts

Pricing

Freemium

Use cases

Software developers and AI agents requiring a reliable API to automate the delivery of transactional and marketing email communications (verified: 2026-01-29), Marketing teams managing high-volume campaigns with a need for unlimited contact lists and automated messaging workflows (verified: 2026-01-29), Enterprise organizations needing to manage multiple projects and sending domains through a single centralized email infrastructure platform (verified: 2026-01-29)

Strengths

The platform provides a high-volume infrastructure capable of processing millions of emails weekly with a focus on deliverability and inbox placement (verified: 2026-01-29), Users can access advanced features including webhooks, unlimited email templates, and extensive data retention periods depending on the selected plan (verified: 2026-01-29), The service offers a transparent volume-based pricing model where costs are determined by sending volume rather than the size of contact lists (verified: 2026-01-29)

Limitations

The entry-level Hobby plans restrict users to a single project and one sending domain while excluding webhook support (verified: 2026-01-29), Data retention is limited to seven days on the Hobby tier, requiring a paid upgrade for the standard thirty-day retention period (verified: 2026-01-29)

Last verified

Jan 29, 2026

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Strengths

  • The platform provides a high-volume infrastructure capable of processing millions of emails weekly with a focus on deliverability and inbox placement (verified: 2026-01-29)
  • Users can access advanced features including webhooks, unlimited email templates, and extensive data retention periods depending on the selected plan (verified: 2026-01-29)
  • The service offers a transparent volume-based pricing model where costs are determined by sending volume rather than the size of contact lists (verified: 2026-01-29)

Limitations

  • The entry-level Hobby plans restrict users to a single project and one sending domain while excluding webhook support (verified: 2026-01-29)
  • Data retention is limited to seven days on the Hobby tier, requiring a paid upgrade for the standard thirty-day retention period (verified: 2026-01-29)

FAQ

What are the primary differences between the Transactional Only and Marketing plus Transactional plans?

The Transactional Only plans focus strictly on automated system emails, whereas the Marketing plus Transactional plans include additional features such as contact management, unlimited campaigns, and automation tools. Marketing plans also support significantly larger contact databases, ranging from 1,000 to over 10,000,000 contacts depending on the tier (verified: 2026-01-29).

How does the platform handle pricing for users with large or growing contact lists?

AutoSend utilizes a volume-based pricing structure where users pay based on the number of emails sent rather than the total number of subscribers. This approach prevents costs from increasing due to inactive subscribers or growing lists, as long as the actual sending volume remains within the plan limits (verified: 2026-01-29).

What technical integration features are available for developers using the AutoSend API?

Developers can utilize a fast-setup API designed for transactional and marketing needs. Available technical features include webhook integration for event tracking, support for multiple sending domains, and the ability to manage up to 100 different projects on higher-tier plans to organize various applications (verified: 2026-01-29).