Courier vs Temporal
Notification API with multi-channel orchestration, templates, and preferences
vs. Durable execution platform for mission-critical workflows
Pricing tiers
Courier
Free
Up to 10,000 notifications/month. All channels. Community support.
Free
Business
From $99/mo. Higher volumes, advanced routing, preference center, branding removal.
$99/mo
Enterprise
Custom. SOC 2, SSO, dedicated support, volume discounts, SLA.
Custom
Temporal
Self-Hosted (OSS)
Free forever. MIT license. Run the Temporal cluster yourself on K8s/Docker.
$0 base (usage-based)
Cloud (usage-based)
Temporal Cloud. Pay per action ($25 per 1M actions base). Active user + storage also billed.
$0 base (usage-based)
Business Plan
Starts ~$100/mo commit. Multi-region, SSO, priority support.
Custom
Enterprise
Custom. HIPAA, PCI, dedicated clusters, enterprise SLA.
Custom
Free-tier quotas head-to-head
Comparing free on Courier vs oss on Temporal.
| Metric | Courier | Temporal |
|---|---|---|
| notifications monthly | 10000 notifications/mo | — |
Features
Courier · 13 features
- Chat — Slack, Microsoft Teams, Discord, Mattermost.
- Email — SendGrid, Postmark, Mailgun, AWS SES, Resend, SMTP.
- Inbox (In-App) — React/JS drop-in in-app inbox component.
- Lists — Segment recipients for bulk notification sends.
- Logs + Analytics — Per-message delivery timeline + engagement.
- Multi-channel Routing — Provider failover + preferred channel per user.
- Notification Designer — Visual editor for templates across channels.
- Preferences — Per-user notification preferences hub.
- Push — APNs, FCM, Expo, OneSignal.
- Send API — POST /send with template + recipients + data.
- SMS — Twilio, MessageBird, Vonage, Plivo, Telnyx.
- Templates + Versioning — Template brands, variants, localization, version history.
- Webhooks — Delivery + engagement event webhooks.
Temporal · 16 features
- Activities — Retryable units of work.
- Activity Retries — Declarative retry policies.
- Child Workflows — Nested workflow composition.
- Continue-As-New — Close + restart workflow to prune history.
- Nexus (cross-namespace) — Call workflows across namespaces/teams.
- Queries — Synchronous read of workflow state.
- Saga / Compensations — Rollback pattern via compensating activities.
- Schedules — Cron-like recurring workflows.
- Self-Host — Deploy cluster on your infra.
- Signals — Async messages into a running workflow.
- Timers — Durable sleeps — hours, days, months.
- Update — Synchronous RPC into workflow with validation.
- Visibility + Search Attrs — Query workflow state via Elasticsearch/native store.
- Web UI — Inspect workflow history, events, stack.
- Workflows — Durable, replayable, long-running functions.
- Workflow Versioning — Patch workflow code without breaking in-flight runs.
Developer interfaces
| Kind | Courier | Temporal |
|---|---|---|
| CLI | Courier CLI | temporal CLI |
| SDK | courier-go, courier-java, @trycourier/courier, trycourier (Python), @trycourier/react-inbox, trycourier (Ruby) | Temporal Go SDK, temporalio (Python), @temporalio (TypeScript), Temporal Java SDK, Temporal .NET SDK, Temporal PHP SDK |
| REST | Courier REST API | — |
| OTHER | Courier Studio, Outbound Webhooks | Temporal gRPC API, Temporal Web UI |
Staxly is an independent catalog of developer platforms. Some links to Courier and Temporal may be affiliate links — Staxly may earn a commission if you sign up through them, at no extra cost to you. Pricing is verified against vendor pages at publication time — reconfirm before buying.
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