Reloop vs Twilio Email API

Reloop is an email delivery platform for transactional and programmatic workflows, available as hosted plans or self-hosted on infrastructure you control. It provides a transactional API and SMTP relay, plus webhook-based inbound routing and dedicated agent inboxes. First-party SDKs support Node.js, TypeScript, Python, Go, Rust, PHP, and Ruby; listed framework integrations include Next.js, Django, Ruby on Rails, and Laravel. Analytics cover delivery, opens, clicks, bounces, complaints, SMTP responses, and reputation. Templates support AI-assisted generation, editing, previews, variables, and version history. Hosted plans retain data for 45 days and set limits for inboxes, webhooks, and custom domains. The Free plan allows 3,000 emails per month and 100 per day; sending pauses when either cap is reached. Pro costs $10 a month for 50,000 emails per month, with overage at $0.50 per 1,000 emails. Self-hosting has no Reloop license cost, though server and delivery costs still apply. Reloop is open source under Apache 2.0 with Reloop Labs use restrictions.

Twilio Email API lets teams add transactional and marketing email to applications and cross-channel workflows through the Twilio Console. Requests use JSON and can address one or multiple recipients; emails can be scheduled up to seven days ahead. LiquidJS templates can personalize subject, text and HTML fields, while status reporting covers sent, delivered, undelivered, opened and failed messages. Real-time email logs and deliverability tools are included. Requests with attachments have a 10 MB limit and can include no more than 10,000 recipients. The listed pay-as-you-go plan costs nothing, billed per email sent at $0.0013 per email, with no monthly base fee, feature tiers or overage charges. A 30-day free trial offers 100 free emails per day. The API is listed for web and API use, with delivery by API; templates are listed as both and delivery logs are retained for 7 days. Twilio says Email and SendGrid are separate products built on the same email infrastructure, with SendGrid intended for high-volume transactional and marketing email.