diff --git a/packages/core/core/src/core-api/routes/validation/__tests__/content-type.test.ts b/packages/core/core/src/core-api/routes/validation/__tests__/content-type.test.ts
index a833d59..2ec11ae 100644
--- a/packages/core/core/src/core-api/routes/validation/__tests__/content-type.test.ts
+++ b/packages/core/core/src/core-api/routes/validation/__tests__/content-type.test.ts
@@ -38,3 +38,26 @@ describe('CoreContentTypeRouteValidator query parameters', () => {
     expect(filters?.safeParse({ unknown: { $eq: 'hello' } }).success).toBe(false);
   });
 });
+
+describe('CoreContentTypeRouteValidator body', () => {
+  const strapi = {
+    getModel: jest.fn(() => ({
+      attributes: {
+        title: { type: 'string', required: true },
+        content: { type: 'blocks' },
+      },
+    })),
+  } as unknown as Core.Strapi;
+
+  const validator = new CoreContentTypeRouteValidator(strapi, 'api::article.article');
+
+  test('non-required blocks attributes are optional', () => {
+    const { properties } = z.toJSONSchema(validator.body, {
+      target: 'draft-2020-12',
+      io: 'output',
+    });
+
+    expect(properties?.data).toMatchObject({ required: ['title'] });
+    expect(validator.body.safeParse({ data: { title: 'Article' } }).success).toBe(true);
+  });
+});
diff --git a/packages/core/core/src/core-api/routes/validation/attributes.ts b/packages/core/core/src/core-api/routes/validation/attributes.ts
index ae08723..9c3f6dc 100644
--- a/packages/core/core/src/core-api/routes/validation/attributes.ts
+++ b/packages/core/core/src/core-api/routes/validation/attributes.ts
@@ -418,11 +418,16 @@ export const bigIntegerToInputSchema = (attribute: Schema.Attribute.BigInteger)
 
 /**
  * Converts a blocks attribute to a Zod schema for input validation.
+ * @param attribute - The Blocks attribute object from the Strapi schema.
  * @returns A Zod schema for input validation of the blocks field.
  */
-export const blocksToInputSchema = () => {
+export const blocksToInputSchema = (attribute: Schema.Attribute.Blocks) => {
+  const { required } = attribute;
+
   // TODO: better support blocks data structure
-  return z.array(z.any()).describe('A blocks field');
+  const schema = augmentSchema(z.array(z.any()), [maybeRequired(required)]);
+
+  return schema.describe('A blocks field');
 };
 
 /**
diff --git a/packages/core/core/src/core-api/routes/validation/mappers.ts b/packages/core/core/src/core-api/routes/validation/mappers.ts
index 33b74fa..a2c12bc 100644
--- a/packages/core/core/src/core-api/routes/validation/mappers.ts
+++ b/packages/core/core/src/core-api/routes/validation/mappers.ts
@@ -213,7 +213,7 @@ export const mapAttributeToInputSchema = (
     case 'biginteger':
       return attributes.bigIntegerToInputSchema(attribute);
     case 'blocks':
-      return attributes.blocksToInputSchema();
+      return attributes.blocksToInputSchema(attribute);
     case 'boolean':
       return attributes.booleanToInputSchema(attribute);
     case 'component':
diff --git a/tests/cli/tests/strapi/strapi/__snapshots__/openapi-generate.test.cli.ts.snap b/tests/cli/tests/strapi/strapi/__snapshots__/openapi-generate.test.cli.ts.snap
index aa8a2f2..c85cac4 100644
--- a/tests/cli/tests/strapi/strapi/__snapshots__/openapi-generate.test.cli.ts.snap
+++ b/tests/cli/tests/strapi/strapi/__snapshots__/openapi-generate.test.cli.ts.snap
@@ -2303,7 +2303,6 @@ exports[`openapi:generate should generate a spec describing i18n and users-permi
                       },
                     },
                     "required": [
-                      "content",
                       "publishedAt",
                     ],
                     "type": "object",
@@ -8339,7 +8338,6 @@ exports[`openapi:generate should generate a spec describing i18n and users-permi
                       },
                     },
                     "required": [
-                      "blocks",
                       "required",
                       "publishedAt",
                     ],
@@ -16792,7 +16790,6 @@ exports[`openapi:generate should generate a spec describing i18n and users-permi
                       "name",
                       "slug",
                       "isAvailable",
-                      "description",
                       "publishedAt",
                     ],
                     "type": "object",