API Monitoring That Never Sleeps

Monitor every endpoint, catch failures before your users do, and route incidents to the right on-call engineer — automatically.

app.relay.dev/endpoints
Endpoint Status
All Systems Operational
POST /api/v2/users 42ms 99.99%
GET /api/v2/analytics 128ms 99.97%
POST /api/v2/webhooks 340ms 98.50%
GET /api/v2/billing 67ms 99.98%
GET /api/v2/search 95ms 99.95%

Monitor, Alert, Resolve — All in One Place

Everything engineering teams need to keep APIs healthy and customers happy.

Endpoint Monitoring

Continuous health checks from 30+ global locations. Sub-second resolution with latency tracking.

Instant Alerts

Multi-channel notifications via Slack, PagerDuty, email, and SMS. Escalation policies included.

Status Pages

Beautiful public and private status pages. Custom domains, component grouping, and scheduled maintenance.

On-Call Routing

Automatic rotation schedules with override support. Route incidents to the right engineer, every time.

Uptime Reports

SLA compliance reporting with exportable dashboards. Track historical uptime across all endpoints.

SSL Monitoring

Certificate expiry tracking and renewal alerts. Never let an expired cert take down your service.

Up and Running in 3 Steps

No agents to install. No infrastructure to manage.

1

Add Your Endpoints

Enter your API URLs or import from OpenAPI specs. Set check intervals and alert thresholds.

2

Configure Alerts

Connect Slack, PagerDuty, or email. Set up on-call schedules and escalation policies.

3

Monitor & Resolve

Watch real-time status dashboards and resolve incidents collaboratively from one place.

30+
Global Locations
50M+
Checks / Day
99.99%
Platform Uptime
<3s
Alert Latency

Simple, Transparent Pricing

Start free, scale as you grow. No surprise charges.

Starter
For side projects and small APIs
$0/mo
  • 5 endpoints
  • 5 minute checks
  • Email alerts
  • 1 status page
Get Started Free
Enterprise
For mission-critical infrastructure
Custom
  • Unlimited endpoints
  • 10 second checks
  • SSO & RBAC
  • Dedicated support & SLA
  • 99.99% uptime guarantee
Contact Sales

Start Monitoring Your APIs Today

Free for up to 5 endpoints. No credit card required.