Upstash vs Courier
Serverless Redis + Kafka + Vector + QStash — per-request pricing
vs. Notification API with multi-channel orchestration, templates, and preferences
Pricing tiers
Upstash
Free
Redis: 256 MB + 500k cmds/mo. Vector: 10k queries/mo. QStash: 500 msgs/day.
Free
Pay-as-you-go
Redis: $0.2 per 100k cmds. Vector: $0.4/M queries. QStash: $1 per 100k.
$0 base (usage-based)
Fixed Plans
From $10/mo. 250MB-500GB Redis. $5/read region. 50GB bandwidth included.
$10/mo
Prod Pack
+$200/mo per DB. SLA + RBAC + encryption + SOC-2 + Prometheus + Datadog.
$200/mo
Enterprise
Custom. 100k+ cmd/sec, unlimited bandwidth, HIPAA.
Custom
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
Free-tier quotas head-to-head
Comparing free on Upstash vs free on Courier.
| Metric | Upstash | Courier |
|---|---|---|
| notifications monthly | — | 10000 notifications/mo |
Features
Upstash · 12 features
- Cron (via QStash) — Scheduled HTTP callbacks on any interval.
- Edge-Ready — Native for CF Workers, Vercel Edge, Deno, Bun.
- Global Database — Multi-region Redis reads.
- HTTP REST APIs — Every product has REST — works from edge runtimes.
- QStash — HTTP-based message queue + cron scheduler for webhooks.
- QStash Webhooks — Outgoing webhook delivery with retries + DLQ.
- Read Regions — Add read replicas in any region ($5/mo each).
- @upstash/ratelimit — Redis-backed rate limiter lib.
- Upstash Redis — Serverless Redis with HTTP REST + RESP TCP.
- Upstash Search — Full-text + semantic search engine.
- Upstash Vector — Serverless vector DB with REST API. HNSW indexing.
- Upstash Workflow — Durable workflow runtime built on QStash.
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.
Developer interfaces
| Kind | Upstash | Courier |
|---|---|---|
| CLI | — | Courier CLI |
| SDK | upstash-redis / vector (Python), @upstash/redis / vector / qstash | courier-go, courier-java, @trycourier/courier, trycourier (Python), @trycourier/react-inbox, trycourier (Ruby) |
| REST | QStash REST API, Upstash Redis REST API, Upstash Vector REST | Courier REST API |
| OTHER | RESP (TCP) | Courier Studio, Outbound Webhooks |
Staxly is an independent catalog of developer platforms. Some links to Upstash and Courier 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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