Bird vs Brevo for transactional email

Deliver transactional emails and marketing broadcasts on sending infrastructure Bird owns and operates, with adaptive ISP rate-shaping, automatic IP warm-up, and email, SMS, WhatsApp, and voice in one API.

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By the numbers

Bird

Who controls the sending stack?

Brevo: campaigns and managed warm-up

Brevo pairs marketing campaigns and automation with a CRM sales suite for deal pipelines and shared team inboxes. Brevo fits teams that want sales pipeline tracking and email marketing in the same back office.

Brevo’s automated dedicated-IP warm-up is included on the Professional plan and gradually shifts volume from shared IPs onto your dedicated address, while Enterprise accounts coordinate custom warm-up schedules with a Customer Success Manager.

Senders can bind dedicated IPs to specific sender identities and pool multiple IPs, with deliverability specialist support available on the Professional tier.

Bird: infrastructure and reputation

Manage shared IPs, dedicated IPs, and IP pools with automated warm-up and shared-pool overflow. Bird’s Momentum MTA adapts delivery rates per mailbox provider in real time and automatically suppresses hard bounces and spam complaints to protect your sender reputation.

Check folder placement before and after sending with Inbox Insights seed tests, track engagement in Email analytics, and benchmark rival senders in Competitive Insights, backed by Bird’s deliverability specialists.

How do Bird and Brevo compare?

Compare retry protection, IP warm-up controls, and message retention alongside SDK ergonomics. Brevo bundles CRM and sales pipeline tools, while Bird pairs carrier-grade email infrastructure with programmable agent mailboxes and multi-channel APIs.

CapabilityBirdBrevoWho wins?
Transactional send APIBird’s TypeScript SDK throws typed errors by default and offers a result-tuple mode for explicit error branching without try/catch blocks.Brevo’s Node SDK and transactional send endpoint accept HTML or template payloads alongside per-recipient message overrides.
SMTP relayBird SMTP supports implicit TLS on port 465 and STARTTLS on ports 587 and 2525, authenticated with your standard workspace API key.Brevo SMTP requires a separate SMTP login and key rather than an API key, supporting ports 587, 2525, and 465.
Email address validationBird email lookup verifies single addresses in real time, returning a deliverability verdict, confidence score, address risk flags, and typo suggestions.Brevo’s NeverBounce integration connects an external verification account to validate imported lists and new contacts.
Idempotency on sendBird retains completed send responses for 3 hours so retried requests with the same key never duplicate an email.Brevo’s batch idempotency guide scopes retry deduplication to the entire multi-version batch request with a 30-minute expiration window.
Stored message retentionBird stores rendered message bodies for up to 30 days when content storage is enabled.Brevo’s retention settings retain enabled HTML previews for 1 to 24 months (or longer below 10 million events).
Published pricingBird email plans and rates are read live in the table below.Compare the selected plan with Brevo’s published rates, including its billing period and features.
Mixed by volume
Dedicated IPs and poolsBird dedicated IPs and pools automate IP warm-up and route excess volume through the shared pool.Brevo dedicated IPs support sender binding and pooling, with automated warm-up on Professional and custom warm-up on Enterprise.
Deliverability heritageBird acquired SparkPost in 2021, and its sending network delivers roughly 40% of the world’s commercial email.Brevo’s warm-up blends shared-pool delivery while ramping traffic onto a new dedicated IP.
SPF, DKIM, DMARC and BIMIBird verifies DKIM, custom return-path, and DMARC, with BIMI configured through DNS and your brand logo.Brevo’s domain setup covers SPF, DKIM, and DMARC, while its BIMI setup supports one static BIMI header per account.
Event webhooks and signingBird signs webhook deliveries using Standard Webhooks so your handler can verify authenticity with any compliant library.Brevo webhook security supports IP allowlisting, basic auth, bearer tokens, and custom request headers.
Channels beyond emailBird’s API covers email, SMS, WhatsApp, voice, Verify, and Realtime in one workspace.Brevo’s platform includes email, SMS, and WhatsApp alongside its CRM and marketing tools.
Vendor and procurementReview Bird’s published legal terms and policies against your existing agreement and procurement requirements.Review Brevo’s published terms against your existing agreement and procurement requirements.
MailboxesBird’s agent mailboxes provide programmable inboxes, conversation threads, quote-stripped replies, and sender rules.Brevo’s inbound parser forwards parsed HTML, plain text, attachments, and signature-stripped Markdown to a webhook URL.
Agent toolingBird’s hosted MCP server exposes 354 tools, and the Bird CLI manages domains, templates, webhooks, and sends with structured JSON output and semantic exit codes.Brevo’s MCP server manages contacts, campaigns, templates, and domains, while its CLI scaffolds code, manages OAuth apps, and runs a local test server.

How do you send one HTML email?

Both SDKs send a transactional HTML email in a single call. Brevo’s client submits sender, recipient, and HTML fields to its transactional endpoint, while Bird’s SDK supports both thrown typed errors and result-object branching.

Brevo

send.ts
import { BrevoClient } from "@getbrevo/brevo";

const brevo = new BrevoClient({ apiKey: process.env.BREVO_API_KEY! });

await brevo.transactionalEmails.sendTransacEmail({
  sender:      { email: "onboarding@yourdomain.com", name: "Acme" },
  to:          [{ email: "customer@example.com" }],
  subject:     "Your March invoice",
  htmlContent: "<p>Attached.</p>",
});

Bird

send.ts
import { BirdClient } from "@messagebird/sdk";

const bird = new BirdClient({ apiKey: process.env.BIRD_API_KEY! });

const { data, error } = await bird.email
  .send({
    from:    { email: "onboarding@yourdomain.com", name: "Acme" },
    to:      ["customer@example.com"],
    subject: "Your March invoice",
    html:    "<p>Attached.</p>",
  })
  .safe();

if (error) console.error(error.message);
else console.log(data.id);

What changes around the send call?

How do saved email previews compare?
Brevo’s retention settings let you retain HTML previews for 1 to 24 months (or indefinitely without a deletion rule) once preview storage is turned on, though accounts exceeding 10 million email events have logs older than 24 months purged unless covered by an Enterprise agreement. Bird’s stored message bodies remain accessible via API for up to 30 days when content storage is enabled, giving support teams a full month to inspect rendered messages.
How should I prevent duplicate sends during migration?
Record each send attempt in your application database alongside an idempotency key. Brevo’s batch idempotency guide states: “The TTL for idempotencyKey is 30 minutes.” Reusing a key inside that window rejects the duplicate batch rather than re-sending. Bird’s 3-hour idempotency window replays the original completed response across network retries for three full hours.

Published email plans

Bird paid plans add a monthly deposit to a shared balance. Transactional sends use the plan's rate. The comparison below assumes the balance is used only for email; other usage and add-ons cost extra.

Pricing verdict: Mixed by volume. At each rival allowance, Bird's estimated monthly cash requirement is the greater of the paid plan deposit and transactional usage at its published rate. The Free plan uses its included allowance where available. Deposits are spendable balance, not an extra fee. Only matching volumes and currencies with complete rates affect the verdict.

Same-volume transactional email costs
Emails per monthBird plan and monthly cash requiredBrevo
5,000Email Startup: €15 (EUR)
Starter: €7.00/month

5,000 emails

Monthly billing; optional add-ons excluded.

as published

50,000Email Startup: €18.000000000000004 (EUR)
Starter: €47.00/month

50,000 emails

Monthly billing; optional add-ons excluded.

as published

100,000Email Startup: €36.00000000000001 (EUR)
Starter: €70.00/month

100,000 emails

Monthly billing; optional add-ons excluded.

as published

250,000Email Startup: €90.00000000000001 (EUR)
Standard: €229.00/month

250,000 emails

Monthly billing; optional add-ons excluded.

as published

500,000Email Startup: €180.00000000000003 (EUR)
Standard: €399.00/month

500,000 emails

Monthly billing; optional add-ons excluded.

as published

150,000Email Startup: €54.00000000000001 (EUR)
Professional: €499.00/month

150,000 emails

Monthly billing; optional add-ons excluded.

as published

1,000,000Email Startup: €360.00000000000006 (EUR)
Professional: €999.00/month

1,000,000 emails

Monthly billing; optional add-ons excluded.

as published

3,000,000Email Scale 1,000: €1,000 (EUR)
Professional: €1,713.00/month

3,000,000 emails

Monthly billing; optional add-ons excluded.

as published

Bird email plans and published provider plans
Bird tierPaid-plan allowanceBirdBrevo
Free1,000

€0 / month (EUR)

$0 / month (USD)

2 nearest published options

Expand to compare every option and its billing terms.

Nearest published volume

Starter: €7.00/month

5,000 emails

Monthly billing; optional add-ons excluded.

as published

Nearest published volume

Standard: €15.00/month

5,000 emails

Monthly billing; optional add-ons excluded.

as published

Email StartupNone on paid plans

€15 / month to shared balance (EUR); email usage charged separately

$15 / month to shared balance (USD); email usage charged separately

See published plans below
Email GrowthNone on paid plans

€250 / month to shared balance (EUR); email usage charged separately

$250 / month to shared balance (USD); email usage charged separately

See published plans below
Email Scale 1,000None on paid plans

€1,000 / month to shared balance (EUR); email usage charged separately

$1,000 / month to shared balance (USD); email usage charged separately

See published plans below
Email Scale 2,500None on paid plans

€2,500 / month to shared balance (EUR); email usage charged separately

$2,500 / month to shared balance (USD); email usage charged separately

See published plans below
Email Scale 5,000None on paid plans

€5,000 / month to shared balance (EUR); email usage charged separately

$5,000 / month to shared balance (USD); email usage charged separately

See published plans below
Email Scale 10,000None on paid plans

€10,000 / month to shared balance (EUR); email usage charged separately

$10,000 / month to shared balance (USD); email usage charged separately

See published plans below

Brevo: Published plans

Free: €0.00/month

Daily allowance: 300 emails a day.

as published

Starter: €7.00/month

5,000 emails

Monthly billing; optional add-ons excluded.

as published

Starter: €47.00/month

50,000 emails

Monthly billing; optional add-ons excluded.

as published

Starter: €70.00/month

100,000 emails

Monthly billing; optional add-ons excluded.

as published

Standard: €15.00/month

5,000 emails

Monthly billing; optional add-ons excluded.

as published

Standard: €79.00/month

50,000 emails

Monthly billing; optional add-ons excluded.

as published

Standard: €129.00/month

100,000 emails

Monthly billing; optional add-ons excluded.

as published

Standard: €229.00/month

250,000 emails

Monthly billing; optional add-ons excluded.

as published

Standard: €399.00/month

500,000 emails

Monthly billing; optional add-ons excluded.

as published

Professional: €499.00/month

150,000 emails

Monthly billing; optional add-ons excluded.

as published

Professional: €599.00/month

250,000 emails

Monthly billing; optional add-ons excluded.

as published

Professional: €699.00/month

500,000 emails

Monthly billing; optional add-ons excluded.

as published

Professional: €999.00/month

1,000,000 emails

Monthly billing; optional add-ons excluded.

as published

Professional: €1,713.00/month

3,000,000 emails

Monthly billing; optional add-ons excluded.

as published

Enterprise: Custom price

Custom volume and pricing.

as published

How should you compare email costs?

What do the Bird and Brevo price rows include?
The tables compare the monthly cash outlay on Bird at each send volume against Brevo’s published tiers. Bird’s figures read live from our pricing catalogue, while Brevo’s figures link directly to their pricing page with the verification date. Check the billing cadence, included send allowances, and add-on fees before selecting a tier. Review Brevo’s pricing page to confirm which features and seat limits come with your chosen plan.

Switching cost

What does a Brevo migration involve?

Start by mapping Brevo’s transactional send fields, template variables, and per-recipient overrides to Bird’s send payload and templates. Because Brevo tracks opt-outs in two places, export both your transactional blocked contacts and your blocklisted marketing contacts and import them into Bird’s workspace suppression list using our Brevo migration guide.

Next, swap Brevo’s header or IP webhook checks for Bird’s Standard Webhooks signature verification, and replace your Brevo SMTP credentials with a standard Bird API key if you send over SMTP. Verify your event handlers in Bird’s mail sandbox before moving production traffic, and allow time for automatic warm-up on new dedicated IPs.

Talk to our email team

See how Bird fits your Brevo workflow.

Test your sender, templates and delivery events before moving traffic from Brevo. For a larger move, plan the cutover with an email specialist.

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