Easy API Debugging and Monitoring

Gain deep visibility into your live API traffic with powerful API analytics.

Moesif's hosted service logs and analyzes millions of API requests so you can fix issues quickly.


View API call history for customer issues just from a customer name or email.

Debug and fix production errors quickly with recorded HTTP traces.

Drill down to inspect each API call's headers and body. You can even replay them to compare.

Unlock hidden answers. Analyze and segment API traffic instantly to identify patterns causing issues.

API usage analytics


  • See analytics on API errors and usage in seconds.
  • Whether you're an API developer, developer relations engineer, or product manager, understand what is happening on your APIs.
  • Already process over a TB of new data a day with great uptime.

Get alerted and triage errors


  • Our automatic anomaly detection will alert you of issues while preventing alert fatigue.
  • Moesif connects to Slack and PagerDuty so you stay informed of problems.
  • Assign, track, and replay triaged errors to get to zero open bugs.

View the full picture


  • Consume or provide many API-driven services? Our open-source collectors can capture a variety of sources.
  • Moesif ties these together so you can understand the full picture across many APIs.
  • See case studies for examples of how others are using Moesif.

Connect with tools you use daily


  • Moesif connects with customer service tools, issue tracking tools, and others.
  • Let customer service view API issues encountered by customers within Zendesk or Freshdesk.
  • Send detected and triaged errors to JIRA, Trello, Slack, or PagerDuty
freshdeskzendeskdesk.comjiraasanatrelloslackpagerdutyzapier

Work with the language you already love


// Node.js Express.js Moesif Installation
var express = require('express');
var app = express();

var moesifExpress = require('moesif-express');

var moesif = moesifExpress({applicationId: 'your app id'});

app.use(moesif);

Don’t be forced into a single integration method or vendor lock-in. Moesif has a variety of integrations from open-source server middleware SDKs, client SDKs, hosted cloud proxy, and extensions for major cloud hosting vendors.

Join other API developers processing over a TB of new data a day through Moesif.