diff --git a/apps/app/sentry.edge.config.ts b/apps/app/sentry.edge.config.ts
index e996f794ca..991de81ebd 100644
--- a/apps/app/sentry.edge.config.ts
+++ b/apps/app/sentry.edge.config.ts
@@ -10,6 +10,11 @@ Sentry.init({
     process.env.SENTRY_DSN ??
     'https://331f1c3d4b08e9352dd1a2621e1ae845@o4509214247813120.ingest.us.sentry.io/4511304630927360',
 
+  // Only report from production. On Vercel, VERCEL_ENV is 'production' | 'preview'
+  // | 'development'; on any non-production deployment (or if the var is missing)
+  // Sentry stays disabled — a no-op, never an error — to avoid noise and quota burn.
+  enabled: process.env.VERCEL_ENV === 'production',
+
   tracesSampleRate: process.env.NODE_ENV === 'development' ? 1.0 : 0.1,
 
   enableLogs: true,
diff --git a/apps/app/sentry.server.config.ts b/apps/app/sentry.server.config.ts
index 6d9894dbca..f2d422f573 100644
--- a/apps/app/sentry.server.config.ts
+++ b/apps/app/sentry.server.config.ts
@@ -9,6 +9,11 @@ Sentry.init({
     process.env.SENTRY_DSN ??
     'https://331f1c3d4b08e9352dd1a2621e1ae845@o4509214247813120.ingest.us.sentry.io/4511304630927360',
 
+  // Only report from production. On Vercel, VERCEL_ENV is 'production' | 'preview'
+  // | 'development'; on any non-production deployment (or if the var is missing)
+  // Sentry stays disabled — a no-op, never an error — to avoid noise and quota burn.
+  enabled: process.env.VERCEL_ENV === 'production',
+
   tracesSampleRate: process.env.NODE_ENV === 'development' ? 1.0 : 0.1,
 
   // Off in production: local variables in stack frames can expose request-scoped
diff --git a/apps/app/src/instrumentation-client.ts b/apps/app/src/instrumentation-client.ts
index cd27359c8f..9f60393d4b 100644
--- a/apps/app/src/instrumentation-client.ts
+++ b/apps/app/src/instrumentation-client.ts
@@ -14,6 +14,11 @@ Sentry.init({
     process.env.NEXT_PUBLIC_SENTRY_DSN ??
     'https://331f1c3d4b08e9352dd1a2621e1ae845@o4509214247813120.ingest.us.sentry.io/4511304630927360',
 
+  // Only report from production. NEXT_PUBLIC_VERCEL_ENV is inlined at build time
+  // per Vercel deployment; preview/dev builds (or a missing var) keep Sentry
+  // disabled — a no-op, never an error — to avoid noise and quota burn.
+  enabled: process.env.NEXT_PUBLIC_VERCEL_ENV === 'production',
+
   integrations: [
     // Add `data-sentry-mask` (or `.sentry-mask`) to any element rendering
     // customer-confidential data; `data-sentry-block` to drop whole sections.
diff --git a/apps/portal/sentry.edge.config.ts b/apps/portal/sentry.edge.config.ts
index e996f794ca..991de81ebd 100644
--- a/apps/portal/sentry.edge.config.ts
+++ b/apps/portal/sentry.edge.config.ts
@@ -10,6 +10,11 @@ Sentry.init({
     process.env.SENTRY_DSN ??
     'https://331f1c3d4b08e9352dd1a2621e1ae845@o4509214247813120.ingest.us.sentry.io/4511304630927360',
 
+  // Only report from production. On Vercel, VERCEL_ENV is 'production' | 'preview'
+  // | 'development'; on any non-production deployment (or if the var is missing)
+  // Sentry stays disabled — a no-op, never an error — to avoid noise and quota burn.
+  enabled: process.env.VERCEL_ENV === 'production',
+
   tracesSampleRate: process.env.NODE_ENV === 'development' ? 1.0 : 0.1,
 
   enableLogs: true,
diff --git a/apps/portal/sentry.server.config.ts b/apps/portal/sentry.server.config.ts
index 6d9894dbca..f2d422f573 100644
--- a/apps/portal/sentry.server.config.ts
+++ b/apps/portal/sentry.server.config.ts
@@ -9,6 +9,11 @@ Sentry.init({
     process.env.SENTRY_DSN ??
     'https://331f1c3d4b08e9352dd1a2621e1ae845@o4509214247813120.ingest.us.sentry.io/4511304630927360',
 
+  // Only report from production. On Vercel, VERCEL_ENV is 'production' | 'preview'
+  // | 'development'; on any non-production deployment (or if the var is missing)
+  // Sentry stays disabled — a no-op, never an error — to avoid noise and quota burn.
+  enabled: process.env.VERCEL_ENV === 'production',
+
   tracesSampleRate: process.env.NODE_ENV === 'development' ? 1.0 : 0.1,
 
   // Off in production: local variables in stack frames can expose request-scoped
diff --git a/apps/portal/src/instrumentation-client.ts b/apps/portal/src/instrumentation-client.ts
index c265121a9b..06a44c55fd 100644
--- a/apps/portal/src/instrumentation-client.ts
+++ b/apps/portal/src/instrumentation-client.ts
@@ -9,6 +9,11 @@ Sentry.init({
     process.env.NEXT_PUBLIC_SENTRY_DSN ??
     'https://331f1c3d4b08e9352dd1a2621e1ae845@o4509214247813120.ingest.us.sentry.io/4511304630927360',
 
+  // Only report from production. NEXT_PUBLIC_VERCEL_ENV is inlined at build time
+  // per Vercel deployment; preview/dev builds (or a missing var) keep Sentry
+  // disabled — a no-op, never an error — to avoid noise and quota burn.
+  enabled: process.env.NEXT_PUBLIC_VERCEL_ENV === 'production',
+
   integrations: [
     // Add `data-sentry-mask` (or `.sentry-mask`) to any element rendering
     // customer-confidential data; `data-sentry-block` to drop whole sections.