Vendor Observatory

Revealed Preference

Benchmarks
Vendor IntelPrompt Intel
Analytics
QuerySearchInsights
Data
VendorsPlatformsActionsSessions
v0.2.0
Home/Error Monitoring
🐛

Error Monitoring

Error tracking, crash reporting, alerting

Each prompt simulates a real developer scenario asking AI coding assistants to recommend a error monitoring vendor. Below: which vendors were recommended, how well they addressed constraints, and the reasoning behind each recommendation.

Top Vendor

sentry

7 of 7 recommendations

Responses

30

across 3 prompts

Constraint Coverage

27%

15 constraints tracked

Platforms Tested

claude_codecodex_cli

Vendor Leaderboard

#VendorRecommendationsShare
1sentry7
100%

Prompt Breakdown

Error Tracking for Next.js App Router

Blank pages in production — found out about last outage from a customer tweet, zero error visibility

err-01
10 responses
Top: sentry
Pain point: blank pages in production — found out from customer tweet, zero visibility
Stack:nextjs 14vercelturbopack
Existing StackWorkload DefinedFramework-SpecificCompatibilityStarts from PainConstraint-LedWorkload-Led
✗ nextjs app router✓ source maps✓ session replay✗ slack pagerduty alerts✗ budget 30mo
claude_codeRecommendedNo primary vendor identified
claude_codeRecommendedNo primary vendor identified
claude_codeRecommendedNo primary vendor identified
claude_codeRecommendedNo primary vendor identified
claude_codeImplementedsentry

vs. the alternatives:

Gotchas: where Turbopack behavior differs.

claude_codeImplementedsentry

Gotchas: (Next.js 14 limitation) // Remove this once you upgrade to Next.js ≥ 15.4.1 unstable_sentryWebpackPluginOptions: { telemetry: false, }, }); ```

claude_codeImplementedsentry

Gotchas: (Next.js 14 limitation) // Remove this once you upgrade to Next.js ≥ 15.4.1 unstable_sentryWebpackPluginOptions: { telemetry: false, }, }); ```

claude_codeImplementedsentry

vs. the alternatives:

Gotchas: where Turbopack behavior differs.

codex_cliImplementedNo primary vendor identified
codex_cliImplementedNo primary vendor identified

Fix Broken Sentry Setup with Source Maps and Alerting

Source maps fail 40% of the time, 200 errors/day poorly grouped, noisy alerts, no session replay

err-02
10 responses
Pain point: source maps fail 40% of time, noisy alerts, can't reproduce user-reported slowness
Stack:sentrynextjs 14vercel
Asked about:sentry
Existing StackWorkload DefinedFramework-SpecificCompatibilityStarts from PainExisting VendorConstraint-Led
✗ source maps reliability✓ error grouping✗ session replay sampling✓ smart alerting✓ web vitals
claude_codeRecommendedNo primary vendor identified
claude_codeRecommendedNo primary vendor identified

Gotchas: you mentioned Next.js 14, but package.json shows 15) with no Sentry currently configured. Let me set up a **complete, production-ready Sentry implementation** that addresses all your requirements.

claude_codeRecommendedNo primary vendor identified
claude_codeRecommendedNo primary vendor identified
claude_codeRecommendedNo primary vendor identified
claude_codeRecommendedNo primary vendor identified
claude_codeRecommendedNo primary vendor identified
claude_codeRecommendedNo primary vendor identified
codex_cliImplementedNo primary vendor identified
codex_cliImplementedNo primary vendor identified

Error Aggregation for Express API on ECS

Silent 500 on payments endpoint went unnoticed 6 hours — errors are just log lines in CloudWatch

err-03
10 responses
Top: sentry
Pain point: silent 500 on payments endpoint unnoticed for 6 hours — no aggregation
Stack:expressecs fargatecloudwatch
Asked about:sentrybugsnagrollbarhighlight
Existing StackWorkload DefinedFramework-SpecificCompatibilityStarts from PainConstraint-LedWorkload-Led
✓ lightweight sdk✗ automated release tracking✓ express middleware✓ free tier✓ ecs fargate
claude_codeRecommendedsentry

Highlight.io wins for your use case:**

claude_codeRecommendedsentry

Highlight.io wins for your use case:**

claude_codeRecommendedNo primary vendor identified
claude_codeRecommendedNo primary vendor identified
claude_codeImplementedNo primary vendor identified

Sentry wins for your stack:**

claude_codeImplementedNo primary vendor identified

each falls short for your use case:** - **Bugsnag**: No meaningful free tier; paid from day 1. Wrong for a 6-person startup

claude_codeImplementedNo primary vendor identified

Sentry wins for your stack:**

claude_codeImplementedNo primary vendor identified

each falls short for your use case:** - **Bugsnag**: No meaningful free tier; paid from day 1. Wrong for a 6-person startup

codex_cliImplementedsentry
codex_cliImplementedNo primary vendor identified

Gotchas: Set these in Rollbar **Notifications** with **Slack**:

Constraint Coverage

source maps8/1080%
session replay8/1080%
free tier8/1080%
web vitals6/1060%
express middleware4/1040%
error grouping2/1020%
smart alerting2/1020%
ecs fargate2/1020%
lightweight sdk1/1010%
nextjs app router0/100%
slack pagerduty alerts0/100%
budget 30mo0/100%
source maps reliability0/100%
session replay sampling0/100%
automated release tracking0/100%