diff --git a/.stats.yml b/.stats.yml
index 49956282b..50c6b293d 100644
--- a/.stats.yml
+++ b/.stats.yml
@@ -1,2 +1,2 @@
 configured_endpoints: 64
-openapi_spec_url: https://storage.googleapis.com/stainless-sdk-openapi-specs/openai-edb5af3ade0cd27cf366b0654b90c7a81c43c433e11fc3f6e621e2c779de10d4.yml
+openapi_spec_url: https://storage.googleapis.com/stainless-sdk-openapi-specs/openai-2e14236d4015bf3b956290ea8b656224a0c7b206a356c6af2a7ae43fdbceb04c.yml
diff --git a/src/resources/files.ts b/src/resources/files.ts
index 820c7a1fa..63dff5bd4 100644
--- a/src/resources/files.ts
+++ b/src/resources/files.ts
@@ -148,10 +148,11 @@ export interface FileObject {
   object: 'file';
 
   /**
-   * The intended purpose of the file. Supported values are `fine-tune`,
-   * `fine-tune-results`, `assistants`, and `assistants_output`.
+   * The intended purpose of the file. Supported values are `assistants`,
+   * `assistants_output`, `batch`, `batch_output`, `fine-tune`, and
+   * `fine-tune-results`.
    */
-  purpose: 'fine-tune' | 'fine-tune-results' | 'assistants' | 'assistants_output';
+  purpose: 'assistants' | 'assistants_output' | 'batch' | 'batch_output' | 'fine-tune' | 'fine-tune-results';
 
   /**
    * @deprecated: Deprecated. The current status of the file, which can be either
@@ -175,14 +176,13 @@ export interface FileCreateParams {
   /**
    * The intended purpose of the uploaded file.
    *
-   * Use "fine-tune" for
-   * [Fine-tuning](https://platform.openai.com/docs/api-reference/fine-tuning) and
-   * "assistants" for
+   * Use "assistants" for
    * [Assistants](https://platform.openai.com/docs/api-reference/assistants) and
-   * [Messages](https://platform.openai.com/docs/api-reference/messages). This allows
-   * us to validate the format of the uploaded file is correct for fine-tuning.
+   * [Messages](https://platform.openai.com/docs/api-reference/messages), "batch" for
+   * [Batch API](https://platform.openai.com/docs/guides/batch), and "fine-tune" for
+   * [Fine-tuning](https://platform.openai.com/docs/api-reference/fine-tuning).
    */
-  purpose: 'fine-tune' | 'assistants';
+  purpose: 'assistants' | 'batch' | 'fine-tune';
 }
 
 export interface FileListParams {
diff --git a/tests/api-resources/files.test.ts b/tests/api-resources/files.test.ts
index 514f42e3a..2fda1c947 100644
--- a/tests/api-resources/files.test.ts
+++ b/tests/api-resources/files.test.ts
@@ -12,7 +12,7 @@ describe('resource files', () => {
   test('create: only required params', async () => {
     const responsePromise = openai.files.create({
       file: await toFile(Buffer.from('# my file contents'), 'README.md'),
-      purpose: 'fine-tune',
+      purpose: 'assistants',
     });
     const rawResponse = await responsePromise.asResponse();
     expect(rawResponse).toBeInstanceOf(Response);
@@ -26,7 +26,7 @@ describe('resource files', () => {
   test('create: required and optional params', async () => {
     const response = await openai.files.create({
       file: await toFile(Buffer.from('# my file contents'), 'README.md'),
-      purpose: 'fine-tune',
+      purpose: 'assistants',
     });
   });