Enterprise

Enterprise email. On your terms.

Send high-volume email through Bird’s hosted API or SMTP relay, or operate PowerMTA or Momentum on your own infrastructure. Start with your volume, deployment and support requirements, then choose the sending and monitoring products that fit your operation.

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Choose your deployment

Email infrastructure

Your applications and campaigns
Bird Email API + SMTP
Bird operates the sending infrastructure
Recipient mail servers
Add placement measurement with Inbox Insights.

Architecture options, not one bundled package. Scope volume, operation and support with our team.

Trusted every day by teams that build world-class software

Read more customer stories

Who will operate your email infrastructure?

Choose the Bird Email API or SMTP relay when you want hosted sending. Choose PowerMTA or Momentum when your team needs to operate the MTA itself. Inbox Insights and Competitive Insights address monitoring and market intelligence. Each path has its own setup and commercial requirements.

Match the product to the operating model.

Hosted sending, self-managed MTAs and monitoring solve different parts of an email program.

  1. 01

    Hosted email by API or SMTP.

    Connect your application to Bird Email or use SMTP relay with your existing mail client. Bird operates the sending infrastructure; your team manages its domains, audiences and sending practices.

  2. 02

    Momentum MTA: customizable, on-prem sending.

    Momentum MTA gives you customizable workflows and routing for high-volume sending, running on infrastructure you control.

  3. 03

    PowerMTA: run it on your own servers or any public cloud.

    PowerMTA sends high-volume, business-critical email from your own servers or any public cloud, such as AWS or Azure.

  4. 04

    Inbox Insights: see where you're actually landing.

    Inbox Insights measures estimated inbox placement for your verified domains and provides seed tests for campaigns. Keep these measurements distinct from receiving-server acceptance.

  5. 05

    Competitive Insights: benchmark against the market.

    Competitive Insights lets you watch brands and compare captured campaigns, sending cadence and panel-estimated placement. Coverage depends on what the panel observes for each brand’s tracked domain.

  6. 06

    Built by the SparkPost team.

    Explore SparkPost and Bird Email: bring your sending, authentication and delivery workflows into Bird, with a migration plan that fits your existing integration.

161%

Increase in email open rates reported in Zillow’s customer story.

Read the Zillow story

Built with Bird

When the right home appears, the email needs to arrive.

Zillow brought time-sensitive property alerts to Bird, with the capacity to handle sending surges and the analytics to understand engagement. Its team reported a 161% increase in open rates in the first month.

Planning a migration or a higher-volume send?

Contact sales

Questions about enterprise email

What's the difference between Momentum MTA and PowerMTA?
Both are on-prem MTAs you run yourself instead of sending through our managed API. Momentum MTA is built around customizable workflows and routing for high-volume sending. PowerMTA is built to run on your own servers or any public cloud, such as AWS or Azure.
Who is this for, and do I need to run my own MTA to use Inbox Insights or Competitive Insights?
Teams with infrastructure or compliance requirements that call for running their own MTA, and teams that want independent visibility into inbox placement and competitive benchmarking rather than relying on their own send metrics alone. The first group runs Momentum MTA or PowerMTA. The second group uses Inbox Insights, which estimates inbox placement and supports campaign seed tests, or Competitive Insights, which benchmarks your program against other brands, and neither of those requires you to self-host anything.

Talk to our email team

Plan email around your infrastructure.

Talk through your sending volume, operating requirements and migration. We’ll help you evaluate managed sending, PowerMTA or Momentum for your team.

Send your requirements. Our team will follow up by email to discuss deployment and commercial terms.

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Start with one channel.
Add the others when you're ready.

A test API key is yours immediately. Production unlocks when you add a payment method and verify a sender.

Using Claude Code, Cursor, or Codex? Copy a setup prompt and your agent installs the Bird CLI and skills for you. Pick yours:

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