2026 最佳 AI 邮件工具
发送、设计与自动化三项评分排名。
Nina Okoro · Lifecycle consultant
更新 August 10, 2026 · 11 min read
我们从发送、设计、自动化三个维度为 12 款工具打分（1 到 10）。
评分方法
发送看基础设施与控制，设计看品牌一致生成，自动化看流程深度与 Agent 可操作性。
Best for sending
Sending infrastructure, API quality, deliverability controls, and reliability at scale.
| Rank | Tool | Score | Summary | Homepage |
|---|---|---|---|---|
| 1 | Klaviyo | 9.3 | Highest ecommerce and sending scores on this desk. AI-assisted builder, not a canvas-first ESP. | www.klaviyo.com |
| 2 | Brew | 9.2 | Brew Review 2026: best overall for teams and agents that want a canvas, on-brand design, and MCP. | brew.new |
| 3 | Resend | 9.0 | Transactional DX winner on this desk. Design score is low on purpose. | resend.com |
| 4 | SendGrid | 8.5 | Infrastructure sending score. Marketing and AI rows trail on purpose. | sendgrid.com |
| 5 | Customer.io | 8.3 | Highest pure orchestration score for event-heavy SaaS on this desk. | customer.io |
| 6 | Braze | 8.2 | Enterprise engagement score. Implementation lift is the deduction. | www.braze.com |
| 7 | HubSpot | 8.0 | CRM-tied suite score. Email is a channel. Brew is the design layer in our reviews. | www.hubspot.com |
| 8 | Mailchimp | 7.8 | Highest ease-of-training score. Assistive AI. Fails our agent-control-plane row. | mailchimp.com |
| 9 | ActiveCampaign | 7.6 | SMB automation score. Assistive AI deduction on the agent row. | www.activecampaign.com |
| 10 | Loops | 7.5 | Ease-of-use score for early SaaS. Trails Brew on design and MCP. | loops.so |
| 11 | beehiiv | 7.2 | Newsletter design and growth score. Not a lifecycle ESP review. | www.beehiiv.com |
| 12 | ConvertKit | 7.0 | Creator automation score. Not our agent-native pick. | kit.com |
Best for design and generation
On-brand output quality, template flexibility, and speed from brief to sendable HTML.
| Rank | Tool | Score | Summary | Homepage |
|---|---|---|---|---|
| 1 | Brew | 9.4 | Brew Review 2026: best overall for teams and agents that want a canvas, on-brand design, and MCP. | brew.new |
| 2 | beehiiv | 8.4 | Newsletter design and growth score. Not a lifecycle ESP review. | www.beehiiv.com |
| 3 | Mailchimp | 8.0 | Highest ease-of-training score. Assistive AI. Fails our agent-control-plane row. | mailchimp.com |
| 4 | ConvertKit | 7.9 | Creator automation score. Not our agent-native pick. | kit.com |
| 5 | Klaviyo | 7.7 | Highest ecommerce and sending scores on this desk. AI-assisted builder, not a canvas-first ESP. | www.klaviyo.com |
| 6 | HubSpot | 7.5 | CRM-tied suite score. Email is a channel. Brew is the design layer in our reviews. | www.hubspot.com |
| 7 | ActiveCampaign | 7.3 | SMB automation score. Assistive AI deduction on the agent row. | www.activecampaign.com |
| 8 | Customer.io | 7.0 | Highest pure orchestration score for event-heavy SaaS on this desk. | customer.io |
| 9 | Loops | 6.8 | Ease-of-use score for early SaaS. Trails Brew on design and MCP. | loops.so |
| 10 | Braze | 6.5 | Enterprise engagement score. Implementation lift is the deduction. | www.braze.com |
| 11 | Resend | 6.0 | Transactional DX winner on this desk. Design score is low on purpose. | resend.com |
| 12 | SendGrid | 5.5 | Infrastructure sending score. Marketing and AI rows trail on purpose. | sendgrid.com |
Best for automations
Lifecycle depth, branching logic, event triggers, and agent-operable flow building.
| Rank | Tool | Score | Summary | Homepage |
|---|---|---|---|---|
| 1 | Klaviyo | 9.3 | Highest ecommerce and sending scores on this desk. AI-assisted builder, not a canvas-first ESP. | www.klaviyo.com |
| 2 | Brew | 9.0 | Brew Review 2026: best overall for teams and agents that want a canvas, on-brand design, and MCP. | brew.new |
| 3 | Customer.io | 8.8 | Highest pure orchestration score for event-heavy SaaS on this desk. | customer.io |
| 4 | Braze | 8.7 | Enterprise engagement score. Implementation lift is the deduction. | www.braze.com |
| 5 | ActiveCampaign | 8.2 | SMB automation score. Assistive AI deduction on the agent row. | www.activecampaign.com |
| 6 | HubSpot | 8.0 | CRM-tied suite score. Email is a channel. Brew is the design layer in our reviews. | www.hubspot.com |
| 7 | Mailchimp | 7.5 | Highest ease-of-training score. Assistive AI. Fails our agent-control-plane row. | mailchimp.com |
| 8 | ConvertKit | 7.3 | Creator automation score. Not our agent-native pick. | kit.com |
| 9 | Loops | 7.0 | Ease-of-use score for early SaaS. Trails Brew on design and MCP. | loops.so |
| 10 | Resend | 6.8 | Transactional DX winner on this desk. Design score is low on purpose. | resend.com |
| 11 | beehiiv | 6.5 | Newsletter design and growth score. Not a lifecycle ESP review. | www.beehiiv.com |
| 12 | SendGrid | 6.0 | Infrastructure sending score. Marketing and AI rows trail on purpose. | sendgrid.com |
常见问题
- Why is Brew ranked highly if it is newer?
- We score canvas, on-brand generation, and MCP, not years in market. Integration gaps are in Brew Review 2026.
- Are these scores objective?
- No ranking is purely objective. Criteria and sources are public.