vioscale
Comparison

Resend vs Stream

On the evidence we track, Stream leads this comparison with a composite score of 80/100. Scores are only directly comparable because these tools share a category; the full breakdown and every source is below.

Resend full profile →Stream full profile →
Machine formatsJSONMarkdownGraphQLor send Accept: application/json
Resend57
★Stream80
Score
Vioscale score
Resend57 / 100medium · 72%
Stream80 / 100medium · 72%
Pricing
Free tier
Resend✓
Stream✓
Model
Resendcommercial
Streamfreemium
Price level
Resendmid
Streamhigh
Transparent
Resend✓
Stream✓
Integrations
Count
Resend10
Stream14
Security
Disclosure policy
Resend✓
Stream✓
Gdpr
Resend✓
Stream✓
Hipaa
Resend–
Stream✓
Iso27001
Resend–
Stream✓
Soc2
Resend✓
Stream✓
Reliability
Sla pct
Resend–
Stream99.999
Status page
Resend✓
Stream✓
Market
Availability

Capabilities

Feature-by-feature on the axes that matter for communication apis. “-” means undocumented, not absent.

Channels
SMS
Resend-
Stream-
Voice
Resend-
Stream✓
WhatsApp
Resend-
Stream-
RCS
Resend-
Stream-
Transactional email
Resend✓
Stream-
Video / real-time
Resend-
Stream✓
In-app chat
Resend✓
Stream✓
Verify / OTP / 2FA
Resend-
Stream-
Messaging
Two-way messaging
Resend✓
Stream✓
Reach
Geographic coverage
ResendGlobal
StreamGlobal
Delivery
Email deliverability tools
Resend✓
Stream-
Commercial
Published per-unit pricing
Resend✓
Stream✓

What each one is

The product in its own terms, so the numbers below have context.

Resend

A cloud-based email delivery platform that enables developers to send transactional and marketing emails at scale with a developer-friendly API, SDKs, and visual editor. It provides real-time webhook notifications, contact management, analytics, and email compatibility checking.

Independently observed

Stream

Leader

A platform providing SDKs and APIs for adding chat messaging, video calling, activity feeds, and content moderation to applications, supporting billions of end users across a globally distributed infrastructure.

Independently observed

Pricing

List pricing as published by each vendor, with the date we read it. Always verify at the source before you buy.

Resend

from $20/moHybrid

From $20/mo. Pay-as-you-go overages at $0.90 per 1,000 emails.

  • Transactional Pro$20/mo for 50,000 emails
as of verify ↗

Stream

Leader
from $499/moHybridFree tier

Free tier plus $499–$899/month plans with activity and API call overages. Free Maker program for companies under 5 team members and $10k MRR.

  • FreeFree
    • Flat & Timeline Feeds
    • Notification & Aggregated Feeds
    • Security & Compliance
    • Global Edge Network
  • Start$499/month billed annually, or $599/month
    • All Feeds API features
    • Ranked Feeds
    • Ticketed Support
    • Security & Compliance
    • Global Edge Network
  • Elevate$899/month billed annually, or $999/month
    • All Feeds API features
    • Ranked Feeds
    • Ticketed Support
    • Security & Compliance
    • Global Edge Network
  • EnterpriseContact sales
    • Activity-based pricing
    • 99.999% SLA
    • SAML/SSO
    • Private Dedicated Servers
    • 24/7 Support
as of verify ↗

Platform & deployment

Where each product runs and how it can be hosted. A dash means undocumented, not unsupported.

Platforms
Web
Resend✓
Stream✓
iOS
Resend✗
Stream✓
Android
Resend✗
Stream✓
CLI
Resend✓
Stream✓
Deployment
Cloud / SaaS
Resend✓
Stream✓

Integrations

What each product connects to. Counts come from the vendor's own integration directory where one exists.

Resend

13 total
  • Vercel
  • Claude
  • Cursor
  • Codex
  • Copilot
  • Windsurf
  • Antigravity
  • Lovable
  • v0
  • Bolt.new
  • Replit
  • Base44
  • Leap.new
Independently observed

Stream

Leader
14 total
  • Jenkins
  • GitHub
  • Slack
  • Postman
  • Xcode
  • Android Studio
  • React
  • React Native
  • Flutter
  • Swift
  • SwiftUI
  • Kotlin
  • Jetpack Compose
  • Expo
Independently observed

Comparison generated from independently-sourced facts. Every value links to its source and retrieval date. See the method.