diff --git a/apps/api/Dockerfile b/apps/api/Dockerfile
index 891a7e2..97b8d48 100644
--- a/apps/api/Dockerfile
+++ b/apps/api/Dockerfile
@@ -65,8 +65,8 @@ COPY --from=deps /usr/src/app/node_modules ./node_modules
 COPY --from=build /usr/src/app/node_modules/.pnpm/@prisma+client@5.6.0_prisma@5.6.0 ./node_modules/.pnpm/@prisma+client@5.6.0_prisma@5.6.0
 COPY --from=build /usr/src/app/dist ./dist
 
-# Expose the port that the application listens on.
-EXPOSE 3100
+# Expose the ports that the application listens on.
+EXPOSE 3100 9100
 
 # Run the application.
 CMD ["node", "dist/apps/api/main.js"]
diff --git a/package.json b/package.json
index 1dd338e..79f2a51 100644
--- a/package.json
+++ b/package.json
@@ -32,6 +32,7 @@
     "@opentelemetry/context-async-hooks": "^1.18.1",
     "@opentelemetry/core": "^1.18.1",
     "@opentelemetry/exporter-jaeger": "^1.18.1",
+    "@opentelemetry/exporter-prometheus": "^0.45.1",
     "@opentelemetry/instrumentation-fastify": "^0.32.4",
     "@opentelemetry/instrumentation-http": "^0.45.1",
     "@opentelemetry/instrumentation-nestjs-core": "^0.33.3",
diff --git a/packages/opentelemetry/src/lib/opentelemetry.module.ts b/packages/opentelemetry/src/lib/opentelemetry.module.ts
index eafdc0f..eebf7e8 100644
--- a/packages/opentelemetry/src/lib/opentelemetry.module.ts
+++ b/packages/opentelemetry/src/lib/opentelemetry.module.ts
@@ -39,7 +39,16 @@ export class OpenTelemetryModule {
             },
           },
         }),
-        NestOpenTelemetryModule.forRoot(),
+        NestOpenTelemetryModule.forRoot({
+          metrics: {
+            hostMetrics: true,
+            apiMetrics: {
+              enable: true,
+              ignoreRoutes: ['/favicon.ico'],
+              ignoreUndefinedRoutes: true,
+            },
+          },
+        }),
       ],
       exports: [NestOpenTelemetryModule, LoggerModule],
     };
diff --git a/packages/opentelemetry/src/lib/tracing.ts b/packages/opentelemetry/src/lib/tracing.ts
index c364645..6a21a39 100644
--- a/packages/opentelemetry/src/lib/tracing.ts
+++ b/packages/opentelemetry/src/lib/tracing.ts
@@ -14,10 +14,14 @@ import { JaegerExporter } from '@opentelemetry/exporter-jaeger';
 import { FastifyInstrumentation } from '@opentelemetry/instrumentation-fastify';
 import { PrismaInstrumentation } from '@prisma/instrumentation';
 import { PinoInstrumentation } from '@opentelemetry/instrumentation-pino';
+import { PrometheusExporter } from '@opentelemetry/exporter-prometheus';
 
 export const otelEnabled = process.env['OTEL_ENABLED'] === 'true';
 
 export const otelSDK = new NodeSDK({
+  metricReader: new PrometheusExporter({
+    port: 9100,
+  }),
   spanProcessor: new BatchSpanProcessor(new JaegerExporter()),
   contextManager: new AsyncLocalStorageContextManager(),
   textMapPropagator: new CompositePropagator({
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index edf8c7f..d4e241e 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -41,6 +41,9 @@ dependencies:
   '@opentelemetry/exporter-jaeger':
     specifier: ^1.18.1
     version: 1.18.1(@opentelemetry/api@1.7.0)
+  '@opentelemetry/exporter-prometheus':
+    specifier: ^0.45.1
+    version: 0.45.1(@opentelemetry/api@1.7.0)
   '@opentelemetry/instrumentation-fastify':
     specifier: ^0.32.4
     version: 0.32.4(@opentelemetry/api@1.7.0)
@@ -3595,6 +3598,18 @@ packages:
       jaeger-client: 3.19.0
     dev: false
 
+  /@opentelemetry/exporter-prometheus@0.45.1(@opentelemetry/api@1.7.0):
+    resolution: {integrity: sha512-VlHEBO74dIZgA/fmYOHru1Ob75+SC9tgakdMt7qKdQvJybLHqBmJokJs5hyaOROlQdcK9nby/335EAkDa+2G6g==}
+    engines: {node: '>=14'}
+    peerDependencies:
+      '@opentelemetry/api': ^1.3.0
+    dependencies:
+      '@opentelemetry/api': 1.7.0
+      '@opentelemetry/core': 1.18.1(@opentelemetry/api@1.7.0)
+      '@opentelemetry/resources': 1.18.1(@opentelemetry/api@1.7.0)
+      '@opentelemetry/sdk-metrics': 1.18.1(@opentelemetry/api@1.7.0)
+    dev: false
+
   /@opentelemetry/exporter-trace-otlp-grpc@0.45.1(@opentelemetry/api@1.7.0):
     resolution: {integrity: sha512-c/Wrn6LUqPiRgKhvMydau6kPz4ih6b/uwospiavjXju98ZfVv+KjaIF13cblW+4cQ6ZR3lm7t66umQfXrGBhPQ==}
     engines: {node: '>=14'}