Messaging
made easy.
One platform. Every channel.
Send SMS, MMS, email, WhatsApp, RCS and push—from your team, your app or your AI agent.
Audience resolved, message drafted and controls checked. Ready for your review.
One API for every channelSimple, predictable primitives
Built for humans & agentsTeam, app or agent tools
Provider-neutralFlexible routing by design
Compliance by architectureControls below every interface
Tell SendOne what you want to send.
From a simple request to a controlled send, every workflow follows one visible pipeline.
Describe
Natural language, API call or agent tool
Build
Audience resolved and message drafted
Preview
Recipients, exclusions and cost
Gate
Consent, quiet hours, approvals and caps
Send
Route to the selected channel and provider
Built for the way your team works now—and next.
For marketers
Tell SendOne what you want to send. Build audiences, messages and previews through conversation—with forms when you need them.
Explore Public APIFor developers
One API for customer communications. Every capability documented, callable and built on the same SendOne Core.
Explore Agent / MCPFor AI builders
Give your agent the ability to draft, preview and request approval through predictable tools and primitives.
ExploreOne API for customer communications.
A consistent message model across channels, backed by shared identity, consent, templates, routing, events and logs.
await sendone.messages.send(({ to: customer.id, channel: "sms", template: "order-shipped", data: ({ orderNumber: "SO-1042" }) }));
One platform beneath every interface.
Marketers, developers and agents all use the same communication infrastructure—not separate sending systems.
Start focused. Expand without rebuilding.
SMS and MMS establish the foundation. Email, WhatsApp and RCS follow through the same audience, message and provider-adapter model, with additional channels planned.
Explore channelsOne platform for every message.
Built for humans and agents. Ready for developers.