All Systems Operational

API Monitoring for Modern Teams

Monitor endpoints globally, catch failures before your users, and route incidents to the right on-call engineers — in real-time.

app.relay.dev/status
Endpoint Status Live
GET /api/v2/users 42ms 99.99%
POST /api/v2/orders 87ms 99.97%
GET /api/v2/payments 340ms 98.91%
GET /api/v2/webhooks 23ms 100.0%
POST /api/v2/auth/refresh — ms 94.12%

Trusted by engineering teams at

Everything you need to
keep your APIs healthy

From real-time monitoring to intelligent incident routing — built for teams that can't afford downtime.

Global Endpoint Monitoring

Monitor HTTP endpoints from 20+ global locations with configurable check intervals from 10 seconds to 1 hour.

Instant Alerts

Get notified via Slack, PagerDuty, email, or webhook the moment an endpoint goes down or degrades.

Public Status Pages

Beautiful branded status pages that keep your customers informed during incidents. Custom domains supported.

On-Call Routing

Intelligent escalation policies that route alerts to the right engineer based on schedules and severity levels.

Uptime Reports

Detailed uptime and response time reports with historical data, SLA tracking, and trend analysis.

SSL Monitoring

Automatic SSL certificate expiration monitoring with alerts 30, 14, and 7 days before expiry.

Deploy in under 2 minutes

Three steps. No agents, no complex SDKs. Just add your endpoints and go.

1

Add Endpoints

Enter the URLs you want to monitor and configure check frequency and alert thresholds.

2

Set Up Alerts

Connect Slack, PagerDuty, or webhook channels and define escalation rules for your team.

3

Stay Informed

Get real-time alerts and detailed reports on your API health from every global checkpoint.

99.99%
Platform Uptime
20+
Global Locations
5M+
Checks Per Day
<30s
Alert Latency

Start free, scale as you grow

No credit card required. Upgrade when you're ready.

Starter
$0/mo
For side projects
  • 5 monitors
  • 5-minute checks
  • Email alerts
  • 1 status page
Get Started →
Enterprise
Custom
For large organizations
  • Unlimited monitors
  • 10-second checks
  • All integrations
  • Unlimited status pages
  • SSO + RBAC
  • Dedicated support
Contact Sales →

Join 2M+ developers
who ship with confidence

Stop finding out about incidents from your users. Start monitoring in under 2 minutes — no credit card required.