Vercel Monitoring with AI — DeepTracer Log Drain Integration
▲ Official Vercel Integration  ·  Log drain + SDK

Vercel shows the crash.
DeepTracer explains it.

Vercel logs expire after an hour and say 500 Internal Server Error.
DeepTracer keeps 7 days, groups related errors, and tells you the exact root cause — plus how to fix it — in plain English.

▲ Connect to Vercel See how it works
One-click log drain setup · Works with Next.js, Nuxt, SvelteKit, Remix — any Vercel framework · Free to start
Same error. Two different stories.
▲ Vercel Runtime Logs 4 errors
03:47:11.204 200 GET /api/checkout
03:47:14.889 ERROR 500 Internal Server Error
03:47:14.891 INFO api/checkout/route.ts:47
03:47:14.892 INFO Duration: 2891ms · Mem: 512MB
03:47:19.003 ERROR 500 Internal Server Error
03:47:23.441 ERROR 500 Internal Server Error
03:47:28.117 200 GET /api/health
03:47:31.882 ERROR 500 Internal Server Error
Logs retained for 1 hour · No grouping · No root cause
DeepTracer Investigation Resolved
checkout/route.ts — 500 errors
Investigated
Root cause
Your Stripe webhook throws when customer.email is null. Stripe sends null for guest checkouts — your code assumed email was always present.
When it started
03:44 UTC — 3 min before the first error. Triggered by deploy #a3f92c at 03:41.
Impact
47 checkout attempts failed. $0 processed during the window.
Suggested fix
const email = customer.email ?? 'guest@checkout'
Data retained for  7 days  ·  Auto-investigated  ·  Slack alert sent
The Vercel gap

Vercel tells you that it crashed.
Not why. Not when. Not how to fix it.

Vercel is a world-class deployment platform. But its built-in logs were never meant for production debugging. Three gaps that cost you every time something breaks.

GAP 01
Logs expire in 1 hour.
Your deploy broke at 3am. You wake up at 9am. The evidence is gone. Vercel's runtime logs have a hard 1-hour retention — you're debugging in the dark.
Retention window Expired
1h
Logs available for 1 hour
after function execution
Logs from 6 hours ago — unavailable
GAP 02
500 errors. Zero grouping.
One broken API route floods your logs with 500 identical errors. No deduplication. No count. No way to know it's all the same problem until you read every line.
Runtime errors 847 lines
500 Internal Server Error — /api/checkout 03:47:14
500 Internal Server Error — /api/checkout 03:47:15
500 Internal Server Error — /api/checkout 03:47:17
500 Internal Server Error — /api/checkout 03:47:19
500 Internal Server Error — /api/checkout 03:47:22
+842 more identical lines. Same error. No grouping.
GAP 03
Stack traces ≠ root cause.
Vercel shows you where the code crashed. Not why. Reading nested stack frames to find the actual bug is a skill most vibe coders never signed up for.
Vercel error output Good luck
TypeError: Cannot read properties of null
  (reading 'email')
  at handler (route.ts:47:28)
  at Object.handler (/var/task/.next...)
  at async Server.handleRequest...
  at async Object.apiResolver...
  at async DevServer.runApi...
What's null? Why now? Which deploy? No idea.
DeepTracer fills all three gaps. One log drain. One click. Nothing to configure.
How it works

One URL. Full coverage.
No code changes required.

Add DeepTracer as a Vercel log drain and your entire app is monitored instantly — every function, edge route, and build event. Add the SDK optionally for LLM cost tracking and traces.

1
Add the log drain
Go to Vercel Settings → Log Drains → paste one URL. Or click "Connect to Vercel" and we handle it automatically. No SDK required.
▲ / Settings / Log Drains
Endpoint URL
ingest.deeptracer.dev/drain/v
Sources
Build
Edge
Functions
Connected
→
2
Every log flows in
Every Vercel function invocation, build log, and edge runtime event streams into DeepTracer — grouped, retained for 7 days, searchable.
Live — receiving logs
+12/sec
Serverless functions
2,841
Edge runtime
489
Build logs
38
Errors grouped
3
Retained 7 days · Last event 2s ago
→
3
AI investigates. You sleep.
When errors spike, DeepTracer's agent investigates automatically — finds the root cause, links it to the triggering deploy, and sends you the fix.
Agent investigation
Auto-triggered
Root cause
customer.email is null for Stripe guest checkouts. Unhandled in webhook handler.
Triggered by
Deploy #a3f92c · 03:41 UTC · 3 min before first error
Slack alert
Sent to #deployments · 03:49 UTC
Investigated while you were asleep
Vercel vs Vercel + DeepTracer

What you're missing
right now.

Vercel is world-class at deployment. DeepTracer handles what happens after the deploy — the part that determines whether your users stay or churn.

▲ Vercel alone
Feature
Vercel + DeepTracer RECOMMENDED
1 hour
Log retention
7 days (30 days for errors)
None — every occurrence is a separate line
Error grouping
Automatic deduplication + occurrence count
Raw stack trace only
Root cause analysis
AI explains what broke and why, in plain English
No link between deploys and errors
Deploy correlation
Errors automatically linked to triggering deploy
Not available
LLM cost tracking
Per-model spend, token usage, cost per user
Basic email — no context
Alerts
Slack with root cause + suggested fix attached
No proactive monitoring
Ambient monitoring
AI agent watches 24/7, auto-investigates anomalies
Included with Vercel
Cost
+ $19/mo — less than one churned user
Great for deploying. Not for debugging.
▲ Connect to Vercel — free
Pricing

Start free.
Upgrade when your
app needs a guardian.

Connect your Vercel log drain on the free plan — no credit card, no SDK required. Upgrade for 24/7 ambient monitoring and Slack alerts.

Save 15% annually
Free
Reactive Mode
Your agent sleeps until you wake it up.
$0 /mo
free forever
▲ Vercel log drain included
1 project
25K events/mo — covers most side projects
Vercel log drain — zero-code setup
Error grouping + deduplication
3 AI investigations/mo
10 AI chat messages/mo
1-day log retention
Email alerts
▲ Connect to Vercel — free
Pro MOST POPULAR
Guardian Mode
Your agent never sleeps. Watches 24/7.
$19 /mo
per workspace / month
▲ Vercel log drain + deploy correlation
Everything in Free, plus:
Unlimited projects
2M events/project/mo
Unlimited AI investigations — auto + manual
24/7 ambient monitoring — agent never sleeps
Deploy correlation — errors linked to exact deploy
Slack alerts with root cause attached
7-day retention (30 days for errors)
5 team seats + unlimited AI chat
Start 14-day free trial
No credit card required · Cancel anytime · Overages never cut off your data
Frequently asked

Questions about
the Vercel integration

Everything you need to know before connecting.

Do I need to install the SDK too, or is the log drain enough?
The log drain alone covers 80% of use cases. It captures every serverless function log, build output, and edge runtime event — no code changes required. The SDK adds LLM cost tracking (per-model spend, token usage), distributed traces, and browser error monitoring. Start with just the log drain and add the SDK later if you need those features.
What frameworks work with the Vercel log drain?
Any framework deployed on Vercel — Next.js, Nuxt, SvelteKit, Remix, Astro, Gatsby, and plain Node.js APIs. The log drain operates at the Vercel infrastructure level, not the framework level, so it works with everything Vercel supports, including edge functions and middleware.
How is this different from Vercel's built-in monitoring?
Vercel's runtime logs are raw output retained for 1 hour — they show you that something failed, not why. DeepTracer keeps 7 days (30 days for errors), groups identical errors so you see "47 occurrences" instead of 47 separate lines, links errors to the exact deploy that triggered them, and uses AI to investigate root causes and suggest fixes automatically.
Can DeepTracer see my historical Vercel logs?
No — the log drain is a live stream. DeepTracer receives logs from the moment you connect, not retroactively. This is a Vercel platform limitation. Once connected, all new logs are retained for 7 days, so you'll have a full week of history within 7 days of connecting.
What happens to my data? Is it secure?
All data is encrypted in transit (TLS 1.3) and at rest. We don't sell your data. We don't train AI models on your logs. Your data is used solely to power your DeepTracer agent. You can delete all your data at any time from your dashboard settings.
What counts as an "event" for billing purposes?
Every log line, error, trace span, or LLM call your app sends to DeepTracer counts as one event. Through the Vercel log drain, each function invocation log line is one event. A typical Next.js app with moderate traffic generates 10K–50K events/month — well within the free tier's 25K limit. We'll warn you before you approach limits, and overages are $0.50/100K events — we never cut off your data.
Your next deploy

One URL.
Your app never goes dark again.

Connect your Vercel log drain in 60 seconds. Every function, every error, every deploy — watched, grouped, and explained by AI.

▲ Connect to Vercel — free
No SDK required to start · Free forever plan · Cancel anytime