API Monitoring

API monitoring

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Continuous API Uptime Checks

Monitor your API endpoints 24/7 to ensure availability, detect outages instantly, and avoid breaking critical integrations.

Response Validation & Assertions

Verify that your APIs return the correct status codes, response times, and payload content—so functionality, not just uptime, is always guaranteed.

Detailed Logs & Latency Metrics

Track performance trends, view full request/response logs, and get insights into API latency across time and regions.

Postman-Style Journey Builder

Chain multiple API requests into a single monitoring journey. Pass auth tokens, extract response values, and build flows that mirror exactly how your application calls your APIs.

API user journey monitor

Response-Based Variables

Use responses from prior requests as dynamic variables, creating realistic and adaptive API monitoring flows.

Response based assertion configuration

Validation

Write assertions against response body, JSON fields, headers, and status codes. Get alerted not just when an API is down, but when it returns wrong or malformed data.

JSON response validation

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Get full visibility into every layer of your product - from uptime to real user journeys.
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Free Tools

Quickly audit your website and infrastructure using our suite of free tools and checkers. Our lightweight set of tools allows you to scan for sudden downtime, verify certificate expiration dates, and look up domain registration details instantly without an account to protect your brand ecosystem.

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Uptime Monitoring

Keep your site available around the clock with checks from multiple global locations every 60 seconds. Get instant alerts by email, Slack, or webhooks the moment downtime is detected so you can fix issues before users notice.

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Critical User Journey Monitoring

Track mission‑critical flows such as signup, checkout, and dashboards end‑to‑end, not just single pages. Acumen Logs surfaces failed network requests, console errors, and regressions in real time so your team can resolve UX issues quickly.

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