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Build, test, and operate reliable email and SMS workflows

MailSlurp gives engineering, QA, lifecycle, and operations teams one platform for messaging, testing, reliability, and extract workflows, plus the identity, governance, and shared controls those teams need as usage expands.

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Trusted by teams at

  • Broadcom
  • Scraper
  • Trivago
  • Avast
  • Wolt
  • Panasonic

Platform pillars

Start with the tier that matches the workflow you need to prove first

MailSlurp now centers four primary product areas: messaging, testing, reliability, and extract. Identity, shared workspaces, governance, and developer tooling support those workflows once the first win is live.

Messaging

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Provision inboxes, numbers, verification paths, and message-handling APIs so engineering and ops teams start from one controlled communication layer.

Email APISMS APIVerification

Testing

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Prove signup, login, OTP, MFA, notifications, rendering, and campaign quality before release instead of trusting mocks and manual checks.

Auth flowsRendering QARelease proof

Reliability

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Protect sender trust with domain-health checks, campaign-quality evidence, and alerting that helps lifecycle, deliverability, and ops teams catch drift early.

Sender healthCampaign ProbeAlerts

Extract

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Turn inbound email and attachments into structured downstream work with routing, OCR, schemas, and connector-ready handoff.

RoutingStructured extractionConnector handoff

Automation and routing

Add rule-based routing, downstream handoff, and structured workflow delivery after the first intake or QA win is working.

Identity and trust

Verify endpoints, enrich records, and attach trust logic where signup quality, suppression, or routing decisions matter.

Shared workspaces

Give engineering, QA, support, and operations teams one shared operational surface instead of isolated mailbox habits.

Governance and audit trails

Support regulated and cross-team workflows with retention, approvals, auditability, and tighter control over message operations.

Developers, QA, and ops

Use APIs, SDKs, webhooks, and practical dashboards so technical and operational teams can work from the same system of evidence.

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Explore by workflow

Start with the message-critical tier your team needs to stabilize first

MailSlurp now centers four primary product areas: messaging, testing, reliability, and extract. Each route below maps the problem to the right product surface before you expand into identity, shared workspaces, governance, or broader automation.

Messaging

Build email, SMS, and verification workflows on one platform

Start with programmable inboxes, real phone numbers, verification controls, and event delivery that engineering and platform teams can use across product messaging and operational intake.

  • Provision inboxes, domains, aliases, and phone numbers without stitching together separate vendors.
  • Use one control plane across APIs, SDKs, SMTP, IMAP, and webhook delivery.
  • Support developers first while keeping the workflow usable for QA and operations teams later.
Email APISMS APIVerificationWebhooks
Explore messagingExplore SMS platform
MailSlurp messaging platform illustration showing inbox, phone, and workflow infrastructure
MailSlurp testing illustration showing auth verification and CI proof panels

Testing

Prove auth, OTP, MFA, and notification flows before release

Use real inboxes and phone numbers to validate signup, login, reset, rendering, and campaign readiness in CI and release workflows instead of trusting mocks and manual inbox checks.

  • Capture OTP codes, magic links, and notification content with deterministic waits.
  • Validate rendering, links, and image quality before lifecycle or release sends go live.
  • Give QA and release teams proof they can use without re-creating customer journeys manually.
OTPMFARendering QACI evidence
Explore testingOpen auth testing workflows

Reliability

Protect sender trust and launch readiness with operational evidence

Reliability covers the message-risk that appears between releases: sender posture, domain authentication drift, campaign QA, and the review signals lifecycle and ops teams need before they press send.

  • Track sender and domain posture with checks that surface drift before customers notice.
  • Pair campaign audits with sender-health evidence so approvals are based on the real delivery picture.
  • Give lifecycle, deliverability, and compliance stakeholders one place to review message readiness.
Sender healthCampaign QALaunch reviewAlerts
Explore reliabilitySee sender monitoring
MailSlurp reliability illustration showing campaign audit and sender-health readiness workflows
MailSlurp extract illustration showing inbound message routing and structured downstream handoff

Extract

Turn inbound messages and attachments into structured operational work

Extract is the inbox-native data and routing layer. Use it when support, finance, RevOps, or compliance teams need message data to leave the shared mailbox and enter the right downstream workflow.

  • Route inbound traffic by team, sender, alias, or policy without fragile forwarding habits.
  • Extract structured fields from messages and attachments only where a downstream system can consume them reliably.
  • Use routing, review, and fallback paths that operations teams can trust in live workflows.
RoutingStructured extractionReview pathsWebhook handoff
Explore extractSee structured extraction

Why teams buy

Centralize the workflows where message failure is already expensive

Prove critical flows before release

Use real inboxes, numbers, and message evidence instead of mocks for auth, notifications, and campaign checks.

Protect sender trust and launch readiness

Pair campaign QA with sender-health and domain-auth checks before issues spill into production.

Turn inbound traffic into structured work

Route, review, and extract message data so finance, support, and operations teams stop depending on shared inbox habits.

Scale with shared control

Expand into governance, auditability, and team-wide ownership once the first workflow is proven.

Choose by team

Start where the team already owns the risk

Shared control and governance

Add auditability, approvals, and shared workspaces when the first workflow lands

  • Governance controls for security, lifecycle, and operations stakeholders
  • Shared workspaces and ownership models for QA, support, and ops teams
  • Audit-friendly operating patterns for regulated and cross-team message workflows
Shared workspacesGovernance controlsAudit trails

Developers, QA, and ops

Connect to the systems your teams already run

API and SDK integrationsWebhook and queue handoffIdentity and verification controlsShared workspaces and mailbox ownershipGovernance and audit trailsCRM, support, and ops connectors
See integration docs

Pricing and rollout

Start with one workflow, then expand across teams and controls

Start free

Prove one messaging, testing, reliability, or extract workflow before you commit broader rollout effort.

Create free account

Scale in production

Add throughput, operational coverage, and stronger controls as the workflow moves from pilot to team standard.

View pricing

Enterprise

Coordinate multiple teams with governance, auditability, onboarding support, and environment review.

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FAQ

Common questions

What are the main MailSlurp product areas now?

MailSlurp now centers four primary product areas: Messaging, Testing, Reliability, and Extract. Identity and trust, shared workspaces, governance, and developer tooling support those workflows as teams expand.

Can MailSlurp test OTP and MFA flows for email and SMS?

Yes. Teams provision inboxes and phone numbers, wait for real messages, capture OTP codes or magic links, and assert expected behavior in CI and release pipelines.

What does Reliability mean in the MailSlurp platform?

Reliability covers sender posture, domain-auth health, campaign QA, launch readiness, and the operational evidence lifecycle or deliverability teams need before important sends go live.

What does Extract cover?

Extract is the inbox-native routing and structured extraction layer. Teams use it to turn inbound messages and attachments into downstream support, finance, RevOps, or compliance workflows.

Do non-developer teams use MailSlurp too?

Yes. QA, lifecycle, deliverability, support, operations, and compliance teams use MailSlurp alongside engineering because the platform supports both APIs and practical shared operating surfaces.

Can we start free and expand later?

Yes. Most teams start by proving one high-risk workflow, then expand into broader platform usage, governance, and support as more teams adopt the system.

Read quick start docs

Explore by pillar

Explore the platform by strategic product area

Need a throwaway email generator for QA and signup tests?

Use disposable inboxes for quick checks, then move critical flows to private API inboxes and email sandbox release gates. Start with thethrowaway email guidefor model selection and risk boundaries.

Open fake email generatorExplore email sandboxLearn throwaway email use cases