Developer Tools

SendGrid Product Plan

Email delivery platform with SMTP relay, marketing campaigns, templates, and delivery analytics.

Use this Product Plan

Open the editable plan instantly, or carry its requirements into a generated system Architecture.

Transactional email API

SMTP relay

Marketing campaigns

Email templates (drag-and-drop)

Delivery analytics

Webhook events

Suppression management

IP warming

Domain authentication

A/B testing

As a developer, I can send emails via API or SMTP

As a marketer, I can create and send campaigns

As a team, I can track delivery, opens, and clicks

As a developer, I can build templates with drag-and-drop

As an admin, I can manage suppression lists

GoPythonReactPostgreSQLRedisKafkaElasticsearchAWSKubernetes

Category	Requirement	Target
Performance	Delivery	< 3s from API call to inbox for top providers
Scalability	Volume	100B+ emails per month
Availability	Service	99.95%: transactional emails are business-critical
Observability	Analytics	Real-time delivery, bounce, open, click tracking

MVPEmail API

REST APISMTP relayDomain auth (SPF/DKIM)Webhooks

v1.0Marketing

Campaign builderTemplates (drag-and-drop)Contact listsA/B testingAnalytics

v2.0Platform

Email validationDedicated IPsIP warmingSuppression managementExpert services

Emails sent per month: > 100B

Delivery rate: > 97%

Active customers: > 80K

API latency P99: < 300ms

A bounded client approval portal with tenant isolation, invitations, file review, and test-mode billing.

A feedback inbox that preserves evidence, groups duplicates, and helps owners approve a prioritized roadmap.

A bounded website monitor with evidence snapshots, meaningful comparisons, budgets, and failure visibility.

Open the editable Product Plan first, then carry it into Architecture and Plan & Ship when it is ready.