# Understand production from the inside out

With real-time infrastructure and traffic insights, Vercel is the mission control for frontend applications.

[Deploy now](/new) [Get a demo](/contact/sales)

Alerts

ProEnterprise

## Proactive Anomaly Detection and Alerting

See traffic spikes and usage anomalies to pinpoint and resolve issues before they impact users.

Dashboard

All Plans

## Framework-aware insights

App usage and performance metrics, in a way that mirrors your app structure.

Function Invocations

2xx

4xx

5xx

300k150k0

RouteError RateLatencyRequests

/app/\[team\]/projects

0%185ms421,124

/app/\[team\]/\[project\]/overview

11%585ms211,521

/blog/\[slug\]

0%35ms121,024

/pricing

0%585ms120,123

Real data points collected from your users’ devices for an **authentic evaluation** of their experiences.

Query

ProEnterprise

## Quick, accurate debugging

Detect and diagnose issues in your web applications by surfacing errors, traffic, and performance data with custom queries and visualizations.

- **429 Status Codes** by Host, Path

    HostSource\_pathSum(Requests)

    test.acme.co/demo21,0124

    chat.acme.co/api/chat19,248

    sdk.acme.co/api/prompt1,109

    Track and analyze the performance of different parts of your site right in the Vercel dashboard. Leverage example queries to quickly resolve issues and optimize your projects.

- Limit

    Edge requests Count

    NSum

    Last 12 hours

    Group by

    Project

    Filter

    ProjectisACME Site

    Create queries to debug and optimize bandwidth, errors, performance, and bot traffic issues.

Logs

All Plans

## View, search, inspect

Understand your application behavior with a view of all logs generated by every function in every deployment environment.

- 2M logs total found...

    Time

    Host

    Request

    Message

    13:39:24.59

    200

    acme.co

    POST

    /api/create

    Wrote 5 entries to database.

    13:39:24.57

    200

    acme.co

    GET

    /docs

    User is authenticated

    13:39:24.50

    200

    acme.co

    GET

    /docs

    13:39:24.51

    500

    acme.co

    POST

    /api/feature-flags

    \[FetchError\]: Failed to load data

    13:39:24.50

    200

    acme.co

    GET

    /api/jwt

    Expired. Generating new token...

    13:39:24.42

    200

    acme.co

    POST

    /stream/external

    13:39:24.40

    200

    acme.co

    GET

    /

    13:39:24.31

    200

    acme.co

    GET

    /changelog

    Found 10 entries

    View all runtime logs generated by Vercel's infrastructure **across all environments**.

- GET/blog-posts

    217ms

    GET/post/1

    110ms

    GET/post/2

    111ms

    GET/post/3

    108ms

    GET/track-view

    38ms

    GET/track-view

    38ms

    GET/track-view

    38ms

    GET/track-view

    38ms

    GET/track-view

    38ms

    See the status, duration, URL, and a trace for **each outgoing request.**

- Message

    \[middleware: "middleware"\] /app/front

    /api/exp status=200

    /api/exp status=200

    \[middleware: "middleware"...

    /changelog status=200

    Copy share URL

    Export to CSV

    Export to JSON

    **Inspect and share** your runtime logs without any third-party integrations.

Third Party

ProEnterprise

## Instrument, collect, and send data with flexibility

- Datadog

    New Relic

    More...

    0ms166ms333ms500ms

    **Use your favorite tools.** With OpenTelemetry (**OTEL**), send traces from your functions to application performance monitoring (**APM**) vendors.

    [View integrations](/integrations#analytics)

- acme-site

    4,815,162 Logs

    **Log Drains**. Share data with your favorite logging provider for advanced alerting.

## Break out of the black box

[View security](/security)

Prevent regressions.

Ship new work without breaking customer experiences, and know exactly where to iterate after.

Proactively defend.

Track anomalies to shut down threats as they happen with advanced monitoring.

Total transparency.

Granular insights into application performance to ensure you're always up and running.

Web Analytics

All Plans

## Understand your engagement

Providing comprehensive insights into your website’s visitors, tracking topic pages, referrers, and demographics like location, operating systems, and browser info.

- First-party, privacy-friendly Data sent through your domain to avoid ad blockers.

- Find your top performers Identify your best sources and most effective content.

- import { track } from

      '@vercel/analytics'

    function SignupButton() {

      return (

        <button

          onClick={() => {

            track('Signup', {

              location: 'Hero'

            });

          }}

        />

      );

    Track custom events without third-party scripts, for **Pro** and **Enterprise**.

- Web Analytics Plus **UTM parameters**, **more events**, and longer **report windows**.

Speed Insights

## Real users, real metrics

See how your site performs for actual visitors across devices, networks, and regions.

- Last 7 Days

    P75

    P90

    P95

    P99

    First Contentful Paint

    1.01s

    \-30%

    Poor (5)

    /faqs21

    /campaign56

    To Improve (12)

    /support12

    /holidays38

    Great (100+)

    /home89

    /buy31

- Real Experience Score

    +25%

    The combined score of your Web Vitals experienced by your visitors.

    First Contentful Paint

    1.01

    s

    Largest Contentful Paint

    1.42

    s

    Interaction to Next Paint

    1.01

    s

    Cumulative Layout Shift

    0.02

    Understand Core Web Vitals like **First Contentful Paint**, **Largest Contentful Paint**, **Cumulative Layout Shift**.

## Inspect your app