Courier · Mar 2026
Courier launched Design Studio, a public-beta multi-channel message designer supporting email, SMS, push, inbox, Slack, and Microsoft Teams from one editor.
The fastest way for developers to build notifications for their app.
Company research
Public company, workplace, funding, and market signals
Overview
Courier is a multichannel customer messaging platform for humans and AI agents, providing notification infrastructure, APIs/SDKs, and no-code/low-code tools to orchestrate transactional and lifecycle messaging across email, SMS, push, Slack, Teams, and in-app channels.
Primary product
Unified multichannel notification and customer messaging platform (notification infrastructure with APIs, SDKs, Design Studio, Journeys, and Inbox)
Founded
2019
Headquarters
San Francisco, California, United States
Team size
11-50 employees
Work style
Remote
Industry
Technology, Information and Internet
Sub-industry
Customer messaging / notification infrastructure / developer tools
Offices
Chicago
Business model
SaaS
usage-based pricing
developer platform
enterprise software
Funding
Stage
Series B
Total raised
$47.6M
Latest round
Series B · Jun 2022
Latest amount
$35M
People & investors
Leadership
Chairman & Founder
Chief Technology Officer
Work & culture
Courier describes a healthy, inclusive, transparent culture with remote flexibility, compensation transparency, and an emphasis on collaboration and fair pay.
Work style
Remote
Compensation
Courier says it targets the 90th percentile of San Francisco market rates, reviews compensation annually, and pays remote employees based on a remote-friendly model while not forcing return to office.
Benefits
Unlimited paid time off
Medical insurance
Vision insurance
Dental insurance
14 weeks fully paid parental leave
Home office stipend
DashPass for lunch
Company-provided lunch on Fridays
401(k)
Commuter benefits
Product & market
Pricing
Usage-based pricing by sends/notifications rather than seats or number of channels; free Developer tier, paid Business tier, and custom Enterprise tier.
Differentiators
- —AI-native tooling with CLI, MCP server, SDKs, and integrations for AI coding assistants
- —Unified multichannel notification orchestration across email, SMS, push, Slack, Teams, and in-app
- —Built-in Journeys, preference center, Inbox, and visual Design Studio
- —Provider-agnostic routing with 50+ integrations and no rewrite switching
- —Enterprise controls such as RBAC, observability integrations, and EU data residency
- —End-to-end notification infrastructure rather than just sending channels
Technology
TypeScript
JavaScript
Node.js
GitHub
MCP server
CLI
SDKs
APIs
Cursor
Claude Code
Twilio
SendGrid
APNs
Firebase
Redis
MySQL
Python
Django
Customers
Twilio
Trusted Health
Nav
LaunchDarkly
Long Term Stock Exchange (LTSE)
Lattice
Expel
Blissfully
New Relic
Uservoice
Color Health
Competitors
Knock
Knock.dev
Braze
Customer.io
OneSignal
SendGrid
Twilio
Airship
Scale & contact
Estimated revenue
$200M-$300M
Latest news
Courier · Feb 2026
Courier detailed its open-source MCP server, describing its TypeScript architecture and tool coverage for sending, docs, automations, and profiles.
Courier · Jan 2023
Courier explained its compensation philosophy, stating it is fully remote, targets the 90th percentile of San Francisco market rates, and offers benefits like unlimited PTO and parental leave.
Business Wire · Jun 2022
Courier announced a $35M Series B led by GV, with participation from Bessemer Venture Partners, Matrix Partners, Twilio Ventures, Slack Fund, and Y Combinator.
TechCrunch · Jun 2022
TechCrunch covered Courier's Series B financing and described the company as an API and studio for sending/building notifications across channels.
Jobs and careers at Courier
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