diff --git a/apps/api/src/config/graphql-complexity.plugin.ts b/apps/api/src/config/graphql-complexity.plugin.ts
index 59fbd07..9f92a6b 100644
--- a/apps/api/src/config/graphql-complexity.plugin.ts
+++ b/apps/api/src/config/graphql-complexity.plugin.ts
@@ -2,7 +2,7 @@ import { ApolloServerPlugin, GraphQLRequestListener } from "@apollo/server";
 import { UserRole } from "@cv/core";
 import { Plugin } from "@nestjs/apollo";
 import { Request } from "express";
-import { GraphQLError } from "graphql";
+import { DocumentNode, GraphQLError } from "graphql";
 import {
   fieldExtensionsEstimator,
   getComplexity,
@@ -25,6 +25,16 @@ const limitFor = (req: Request | undefined): number => {
   return COMPLEXITY_BY_ROLE[role] ?? COMPLEXITY_BY_ROLE.anonymous;
 };
 
+const isIntrospectionOnly = (document: DocumentNode): boolean =>
+  document.definitions.every((def) => {
+    if (def.kind !== "OperationDefinition") {
+      return true;
+    }
+    return def.selectionSet.selections.every(
+      (sel) => sel.kind === "Field" && sel.name.value.startsWith("__"),
+    );
+  });
+
 /**
  * Reject GraphQL queries whose total field-complexity exceeds the role-specific
  * limit. Anonymous callers get a tight cap (login + register only); authenticated
@@ -45,6 +55,12 @@ export class GraphQLComplexityPlugin implements ApolloServerPlugin {
   > {
     return {
       async didResolveOperation({ request, document, schema, contextValue }) {
+        if (
+          process.env["NODE_ENV"] !== "production" &&
+          isIntrospectionOnly(document)
+        ) {
+          return;
+        }
         const complexity = getComplexity({
           schema,
           query: document,
diff --git a/apps/api/src/modules/app.module.ts b/apps/api/src/modules/app.module.ts
index a0dcfcc..a481244 100644
--- a/apps/api/src/modules/app.module.ts
+++ b/apps/api/src/modules/app.module.ts
@@ -96,6 +96,7 @@ import { VacancyModule } from "./vacancies/vacancy.module";
           ? true
           : join(__dirname, "../../schema.gql"),
       sortSchema: true,
+      introspection: process.env["NODE_ENV"] !== "production",
       context: ({ req, res }: { req: Request; res: Response }) => ({
         req,
         res,