diff --git a/.release-please-manifest.json b/.release-please-manifest.json
index 9965c41..34a3350 100644
--- a/.release-please-manifest.json
+++ b/.release-please-manifest.json
@@ -1,3 +1,3 @@
 {
-  ".": "4.1.1"
+  ".": "4.2.0"
 }
diff --git a/.stats.yml b/.stats.yml
index 7fc4abc..b80b97b 100644
--- a/.stats.yml
+++ b/.stats.yml
@@ -1,4 +1,4 @@
 configured_endpoints: 27
-openapi_spec_url: https://storage.googleapis.com/stainless-sdk-openapi-specs/moderation-api/moderation-api-e864d762f50e49c0584bbf35eacc43cdb1397f805cca52cb8d4c07781739d0a3.yml
-openapi_spec_hash: f511fefb34946e5878ac17f2b3056b1f
+openapi_spec_url: https://storage.googleapis.com/stainless-sdk-openapi-specs/moderation-api/moderation-api-cbf656f40e43acf60d9596f78204f031dc8c7205626df8f05ce8e88bcf49b597.yml
+openapi_spec_hash: 23be5a56248a1a575b34833eb7e7fe49
 config_hash: 9d144cc6c49d3fd53e5b4472c1e22165
diff --git a/CHANGELOG.md b/CHANGELOG.md
index ac753c5..14e7b2b 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,15 @@
 # Changelog
 
+## 4.2.0 (2026-06-01)
+
+Full Changelog: [v4.1.1...v4.2.0](https://github.com/moderation-api/sdk-typescript/compare/v4.1.1...v4.2.0)
+
+### Features
+
+* **api:** api update ([3e63e9b](https://github.com/moderation-api/sdk-typescript/commit/3e63e9b0cc49dd5c18a47ad1917fd835a9ca6628))
+* **api:** api update ([1ffcc3b](https://github.com/moderation-api/sdk-typescript/commit/1ffcc3bc1df790e111b95697dd3a520a0d8d0f97))
+* **api:** api update ([cc909b9](https://github.com/moderation-api/sdk-typescript/commit/cc909b999d8790d84b69693d773334f5361e75b5))
+
 ## 4.1.1 (2026-05-19)
 
 Full Changelog: [v4.1.0...v4.1.1](https://github.com/moderation-api/sdk-typescript/compare/v4.1.0...v4.1.1)
diff --git a/README.md b/README.md
index e4f4693..44fe119 100644
--- a/README.md
+++ b/README.md
@@ -40,6 +40,8 @@ const moderationApi = new ModerationAPI({
 });
 ```
 
+const response = await client.content.submit({ content: { text: 'text', type: 'text' } });
+
 ### Content Moderation
 
 Use `content.submit` to moderate text, images, video, audio, or complex objects:
@@ -198,7 +200,7 @@ import ModerationAPI from '@moderation-api/sdk';
 
 const client = new ModerationAPI();
 
-const params: ModerationAPI.ContentSubmitParams = { content: { text: 'x', type: 'text' } };
+const params: ModerationAPI.ContentSubmitParams = { content: { text: 'text', type: 'text' } };
 const response: ModerationAPI.ContentSubmitResponse = await client.content.submit(params);
 ```
 
@@ -213,7 +215,7 @@ a subclass of `APIError` will be thrown:
 <!-- prettier-ignore -->
 ```ts
 const response = await client.content
-  .submit({ content: { text: 'x', type: 'text' } })
+  .submit({ content: { text: 'text', type: 'text' } })
   .catch(async (err) => {
     if (err instanceof ModerationAPI.APIError) {
       console.log(err.status); // 400
@@ -254,7 +256,7 @@ const client = new ModerationAPI({
 });
 
 // Or, configure per-request:
-await client.content.submit({ content: { text: 'x', type: 'text' } }, {
+await client.content.submit({ content: { text: 'text', type: 'text' } }, {
   maxRetries: 5,
 });
 ```
@@ -271,7 +273,7 @@ const client = new ModerationAPI({
 });
 
 // Override per-request:
-await client.content.submit({ content: { text: 'x', type: 'text' } }, {
+await client.content.submit({ content: { text: 'text', type: 'text' } }, {
   timeout: 5 * 1000,
 });
 ```
@@ -294,12 +296,14 @@ Unlike `.asResponse()` this method consumes the body, returning once it is parse
 ```ts
 const client = new ModerationAPI();
 
-const response = await client.content.submit({ content: { text: 'x', type: 'text' } }).asResponse();
+const response = await client.content
+  .submit({ content: { text: 'text', type: 'text' } })
+  .asResponse();
 console.log(response.headers.get('X-My-Header'));
 console.log(response.statusText); // access the underlying Response object
 
 const { data: response, response: raw } = await client.content
-  .submit({ content: { text: 'x', type: 'text' } })
+  .submit({ content: { text: 'text', type: 'text' } })
   .withResponse();
 console.log(raw.headers.get('X-My-Header'));
 console.log(response.recommendation);
diff --git a/package.json b/package.json
index abbae9b..d01b7bc 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@moderation-api/sdk",
-  "version": "4.1.1",
+  "version": "4.2.0",
   "description": "The official TypeScript library for the Moderation API API",
   "author": "Moderation API <support@moderationapi.com>",
   "types": "dist/index.d.ts",
diff --git a/src/resources/content.ts b/src/resources/content.ts
index 7c668ff..c39cdf7 100644
--- a/src/resources/content.ts
+++ b/src/resources/content.ts
@@ -289,6 +289,12 @@ export namespace ContentSubmitResponse {
 
     type: 'classifier';
 
+    /**
+     * Optional structured data produced by the policy. For face detection: { count,
+     * faces: [{ confidence, gender, age }] }.
+     */
+    data?: { [key: string]: unknown };
+
     /**
      * The keys of the flagged fields if submitting an object.
      */
@@ -502,6 +508,8 @@ export interface ContentSubmitParams {
     | ContentSubmitParams.Violence
     | ContentSubmitParams.SelfHarm
     | ContentSubmitParams.Spam
+    | ContentSubmitParams.LowQualityContent
+    | ContentSubmitParams.FaceDetection
     | ContentSubmitParams.SelfPromotion
     | ContentSubmitParams.Political
     | ContentSubmitParams.Religion
@@ -794,6 +802,40 @@ export namespace ContentSubmitParams {
     threshold?: number;
   }
 
+  export interface LowQualityContent {
+    id: 'low_quality';
+
+    flag: boolean;
+
+    /**
+     * Flag content with fewer than this many words as low-effort. Defaults to 3. Set
+     * to disable by omitting.
+     */
+    minWords?: number;
+
+    threshold?: number;
+  }
+
+  export interface FaceDetection {
+    id: 'face_detection';
+
+    flag: boolean;
+
+    /**
+     * Flag images that contain "at least" or "fewer than" the configured number of
+     * faces. Defaults to at_least.
+     */
+    comparator?: 'at_least' | 'fewer_than';
+
+    /**
+     * Number of faces the comparator applies to. Defaults to 1, so the default rule
+     * flags any image containing a face.
+     */
+    count?: number;
+
+    threshold?: number;
+  }
+
   export interface SelfPromotion {
     id: 'self_promotion';
 
diff --git a/src/version.ts b/src/version.ts
index 00c1c8e..f9ec1c7 100644
--- a/src/version.ts
+++ b/src/version.ts
@@ -1 +1 @@
-export const VERSION = '4.1.1'; // x-release-please-version
+export const VERSION = '4.2.0'; // x-release-please-version
diff --git a/tests/api-resources/content.test.ts b/tests/api-resources/content.test.ts
index 684d6d6..b44b3e7 100644
--- a/tests/api-resources/content.test.ts
+++ b/tests/api-resources/content.test.ts
@@ -10,7 +10,7 @@ const client = new ModerationAPI({
 describe('resource content', () => {
   // Mock server tests are disabled
   test.skip('submit: only required params', async () => {
-    const responsePromise = client.content.submit({ content: { text: 'x', type: 'text' } });
+    const responsePromise = client.content.submit({ content: { text: 'text', type: 'text' } });
     const rawResponse = await responsePromise.asResponse();
     expect(rawResponse).toBeInstanceOf(Response);
     const response = await responsePromise;
@@ -23,7 +23,7 @@ describe('resource content', () => {
   // Mock server tests are disabled
   test.skip('submit: required and optional params', async () => {
     const response = await client.content.submit({
-      content: { text: 'x', type: 'text' },
+      content: { text: 'text', type: 'text' },
       authorId: 'authorId',
       channel: 'channel',
       contentId: 'contentId',