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Loops

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Loops

Email sending for startups

loops.so
HQ: Washington, DC, USA; New York, NY, USA; Remote
1-10
B2B

Company research

Public company, workplace, funding, and market signals

Updated Jul 29, 2026

Overview

Loops is a Y Combinator-backed email platform for SaaS teams that unifies marketing, lifecycle, and transactional email in one product. It emphasizes a visual editor, developer-friendly APIs/SDKs, automated workflows, and deliverability-focused infrastructure.

Primary product

Unified email marketing platform for SaaS teams

Founded

2022

Headquarters

Los Angeles, California, United States

Team size

1-10 employees

Work style

Remote

Industry

Software Development

Sub-industry

Email marketing / martech platform

Offices

Beaverton, Oregon, United States
Los Angeles, California, United States
Washington, District of Columbia, United States

Business model

B2B SaaS
subscription
contact-based pricing
free-to-start freemium

Funding

Stage

Seed

Total raised

$3.2M

Latest round

Seed · Apr 2022

Latest amount

$3.2M

Seed

Apr 2022 · Craft Ventures

$3.2M

People & investors

Leadership

Chris Frantz

Co-Founder & CEO

Adam Kaczmarek

Co-Founder & CTO

Investors

Altman Capital
Arash Ferdowsi
Austen Allred
Box Group
Craft Ventures
Liquid2 Ventures
Sahil Bloom
Soma Capital
SV Angel
Twenty Two Ventures
Y Combinator

Work & culture

Small, fully remote team that ships daily, communicates asynchronously, avoids standups and status meetings, and emphasizes written communication and product simplicity.

Work style

Remote

Compensation

No current open roles are listed on the careers page. A public YC Work at a Startup listing surfaced a US-remote Product Educator / Technical Content Creator role at $90K-$120K, which is the clearest public compensation signal found.

Product & market

Pricing

Contact-based subscription pricing with a free tier; transactional email is included on paid plans and team seats are not charged separately.

Differentiators

  • —One product for marketing, lifecycle, and transactional email
  • —Visual / Notion-style email builder
  • —Developer-friendly APIs, SDKs, and CLI
  • —Workflow automation with triggers, branching, and timers
  • —Strong deliverability and tracking focus
  • —No per-seat fees and unlimited team seats on paid plans
  • —Free-to-start plan with included sends

Technology

AWS EKS
Aurora Postgres
Supabase
Vercel
GitHub
JavaScript/TypeScript SDKs
Ruby SDK
Go SDK
CLI
Stripe events/webhooks

Customers

Framer
Linear
Perplexity
Granola
Clerk
Sketch
Reuters
Conductor
Cosmos
Diagram
UnDraw
Y Combinator

Competitors

Customer.io
Postmark
Resend
SendGrid
Mailgun
Mailchimp
Brevo
ConvertKit

Scale & contact

Estimated revenue

$1M-$10M (LinkedIn estimate)

Estimated monthly visits

417.9K

Traffic estimate as of Jun 2026

support@loops.so+1 203-200-0033

Latest news

Goals are live in Loops

Loops changelog · Jul 2026

Launched Goals to track post-send conversion outcomes, refreshed the workflow builder UI, and expanded API coverage for themes, components, campaign, transactional, and email-message controls.

Content API and Goals

Loops changelog · Jun 2026

Introduced the Content API for campaigns and transactional email, plus Goals and LMX, making Loops more agent- and code-friendly while keeping the visual editor in the loop.

Introducing Workflows

Loops changelog · May 2026

Renamed the automation feature to Workflows, added section nodes and editor syncing, and refreshed skills/versioning for developer and agent workflows.

CLI, Skills and Array support

Loops changelog · Apr 2026

Released an open-source CLI with API parity, added Arrays for multi-item payloads, and launched Skills for agent-friendly usage patterns.

Double opt-in

Loops changelog · Nov 2025

Added double opt-in, preference-center preview, dedicated sending IP exposure, and other deliverability/scaling improvements.

AboutCareersChangelogCustomersDocsEngineering blogGitHub orgLinkedIn company pagePricingX
SourcesOfficial homepageAboutCareersPricingCustomersEngineering blogChangelogDocs billing contactDocs transactional email support emailSecurity reportingYC company profileLinkedIn company pageGitHub orgFunding articleTraffic estimateChris Frantz LinkedInAdam Kaczmarek LinkedIn

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