diff --git a/packages/mcp-server-supabase/package.json b/packages/mcp-server-supabase/package.json
index 0c67995..24829f3 100644
--- a/packages/mcp-server-supabase/package.json
+++ b/packages/mcp-server-supabase/package.json
@@ -50,6 +50,7 @@
     "@modelcontextprotocol/sdk": "^1.18.0",
     "@supabase/mcp-utils": "workspace:^",
     "common-tags": "^1.8.2",
+    "gqlmin": "^0.3.1",
     "graphql": "^16.11.0",
     "openapi-fetch": "^0.13.5",
     "zod": "^3.24.1"
diff --git a/packages/mcp-server-supabase/src/content-api/index.ts b/packages/mcp-server-supabase/src/content-api/index.ts
index b788024..921dbd5 100644
--- a/packages/mcp-server-supabase/src/content-api/index.ts
+++ b/packages/mcp-server-supabase/src/content-api/index.ts
@@ -1,3 +1,4 @@
+import gqlmin from 'gqlmin';
 import { z } from 'zod';
 import { GraphQLClient, type GraphQLRequest, type QueryFn } from './graphql.js';
 
@@ -25,7 +26,8 @@ export async function createContentApiClient(
     loadSchema: async () => {
       const response = await graphqlClient.query({ query: '{ schema }' });
       const { schema } = contentApiSchemaResponseSchema.parse(response);
-      return schema;
+      const minifiedSchema = gqlmin(schema);
+      return minifiedSchema;
     },
     async query(request: GraphQLRequest) {
       return graphqlClient.query(request);
diff --git a/packages/mcp-server-supabase/src/server.test.ts b/packages/mcp-server-supabase/src/server.test.ts
index d20ac9e..6ab0fa8 100644
--- a/packages/mcp-server-supabase/src/server.test.ts
+++ b/packages/mcp-server-supabase/src/server.test.ts
@@ -5,6 +5,7 @@ import {
 } from '@modelcontextprotocol/sdk/types.js';
 import { StreamTransport } from '@supabase/mcp-utils';
 import { codeBlock, stripIndent } from 'common-tags';
+import gqlmin from 'gqlmin';
 import { setupServer } from 'msw/node';
 import { beforeEach, describe, expect, test } from 'vitest';
 import {
@@ -2962,7 +2963,8 @@ describe('docs tools', () => {
       throw new Error('tool description not found');
     }
 
-    expect(tool.description.includes(contentApiMockSchema)).toBe(true);
+    const minifiedSchema = gqlmin(contentApiMockSchema);
+    expect(tool.description.includes(minifiedSchema)).toBe(true);
   });
 
   test('schema is only loaded when listing tools', async () => {
diff --git a/packages/mcp-server-supabase/src/tools/docs-tools.ts b/packages/mcp-server-supabase/src/tools/docs-tools.ts
index c03a7e7..4077bea 100644
--- a/packages/mcp-server-supabase/src/tools/docs-tools.ts
+++ b/packages/mcp-server-supabase/src/tools/docs-tools.ts
@@ -16,7 +16,9 @@ export function getDocsTools({ contentApiClient }: DocsToolsOptions) {
         return source`
           Search the Supabase documentation using GraphQL. Must be a valid GraphQL query.
           You should default to calling this even if you think you already know the answer, since the documentation is always being updated.
-          Below is the GraphQL schema for the Supabase docs endpoint:
+
+          Below is the GraphQL schema for this tool:
+
           ${schema}
         `;
       },
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index 94ada8d..59af84c 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -72,6 +72,9 @@ importers:
       common-tags:
         specifier: ^1.8.2
         version: 1.8.2
+      gqlmin:
+        specifier: ^0.3.1
+        version: 0.3.1
       graphql:
         specifier: ^16.11.0
         version: 16.11.0
@@ -824,6 +827,9 @@ packages:
   '@types/estree@1.0.8':
     resolution: {integrity: sha512-dWHzHa2WqEXI/O1E9OjrocMTKJl2mSrEolh1Iomrv6U+JuNwaHXsXx9bLu5gG7BUWFIN0skIQJQ/L1rIex4X6w==}
 
+  '@types/moo@0.5.10':
+    resolution: {integrity: sha512-W6KzyZjXUYpwQfLK1O1UDzqcqYlul+lO7Bt71luyIIyNlOZwJaNeWWdqFs1C/f2hohZvUFHMk6oFNe9Rg48DbA==}
+
   '@types/node@22.17.2':
     resolution: {integrity: sha512-gL6z5N9Jm9mhY+U2KXZpteb+09zyffliRkZyZOHODGATyC5B1Jt/7TzuuiLkFsSUMLbS1OLmlj/E+/3KF4Q/4w==}
 
@@ -1240,6 +1246,10 @@ packages:
     resolution: {integrity: sha512-ZUKRh6/kUFoAiTAtTYPZJ3hw9wNxx+BIBOijnlG9PnrJsCcSjs1wyyD6vJpaYtgnzDrKYRSqf3OO6Rfa93xsRg==}
     engines: {node: '>= 0.4'}
 
+  gqlmin@0.3.1:
+    resolution: {integrity: sha512-UTkeFjVvfdAOyPVCw05WlysiYaelNxjGo/6n+T5fTwUjS4qH1xitdSqVziWlckYONrZvsGoTVSmHQtG//vTNLA==}
+    hasBin: true
+
   graphql@16.11.0:
     resolution: {integrity: sha512-mS1lbMsxgQj6hge1XZ6p7GPhbrtFwUFYi3wRzXAC/FmYnyXMTvvI3td3rjmQ2u8ewXueaSvRPWaEcgVVOT9Jnw==}
     engines: {node: ^12.22.0 || ^14.16.0 || ^16.0.0 || >=17.0.0}
@@ -1424,6 +1434,9 @@ packages:
   mlly@1.7.4:
     resolution: {integrity: sha512-qmdSIPC4bDJXgZTCR7XosJiNKySV7O215tsPtDN9iEO/7q/76b/ijtgRu/+epFXSJhijtTCCGp3DWS549P3xKw==}
 
+  moo@0.5.2:
+    resolution: {integrity: sha512-iSAJLHYKnX41mKcJKjqvnAN9sf0LMDTXDEvFv+ffuRR9a1MIuXLjMNL6EsnDHSkKLTWNqQQ5uo61P4EbU4NU+Q==}
+
   ms@2.1.3:
     resolution: {integrity: sha512-6FlzubTLZG3J2a/NVCAleEhjzq5oxgHyaCU9yYXvcLsvoVaHJq/s5xXI6/XXP6tz7R9xAOtHnSO/tXtF3WRTlA==}
 
@@ -2538,6 +2551,8 @@ snapshots:
 
   '@types/estree@1.0.8': {}
 
+  '@types/moo@0.5.10': {}
+
   '@types/node@22.17.2':
     dependencies:
       undici-types: 6.21.0
@@ -3007,6 +3022,11 @@ snapshots:
 
   gopd@1.2.0: {}
 
+  gqlmin@0.3.1:
+    dependencies:
+      '@types/moo': 0.5.10
+      moo: 0.5.2
+
   graphql@16.11.0: {}
 
   has-flag@4.0.0: {}
@@ -3166,6 +3186,8 @@ snapshots:
       pkg-types: 1.3.1
       ufo: 1.6.1
 
+  moo@0.5.2: {}
+
   ms@2.1.3: {}
 
   msw@2.10.5(@types/node@22.17.2)(typescript@5.9.2):