diff --git a/.release-please-manifest.json b/.release-please-manifest.json
index 0ee8c01..2537c1f 100644
--- a/.release-please-manifest.json
+++ b/.release-please-manifest.json
@@ -1,3 +1,3 @@
 {
-  ".": "0.3.0"
+  ".": "0.4.0"
 }
diff --git a/.stats.yml b/.stats.yml
index a8e67cf..3bf9ffe 100644
--- a/.stats.yml
+++ b/.stats.yml
@@ -1,2 +1,2 @@
 configured_endpoints: 46
-openapi_spec_url: https://storage.googleapis.com/stainless-sdk-openapi-specs/contextual-ai%2Fsunrise-5298551c424bb999f258bdd6c311e96c80c70701ad59bbce19b46c788ee13bd4.yml
+openapi_spec_url: https://storage.googleapis.com/stainless-sdk-openapi-specs/contextual-ai%2Fsunrise-f43814080090927ee22816c5c7f517d8a7eb7f346329ada67915608e32124321.yml
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 553accf..1e09b2b 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,18 @@
 # Changelog
 
+## 0.4.0 (2025-03-03)
+
+Full Changelog: [v0.3.0...v0.4.0](https://github.com/ContextualAI/contextual-client-node/compare/v0.3.0...v0.4.0)
+
+### Features
+
+* **api:** update via SDK Studio ([#31](https://github.com/ContextualAI/contextual-client-node/issues/31)) ([4ba5a46](https://github.com/ContextualAI/contextual-client-node/commit/4ba5a465a8201253d49b85cc8befd22f8ac721de))
+
+
+### Documentation
+
+* update URLs from stainlessapi.com to stainless.com ([#28](https://github.com/ContextualAI/contextual-client-node/issues/28)) ([ffbd533](https://github.com/ContextualAI/contextual-client-node/commit/ffbd5334f8d85c61dbce453e2fe86f0d4260621c))
+
 ## 0.3.0 (2025-02-26)
 
 Full Changelog: [v0.2.0...v0.3.0](https://github.com/ContextualAI/contextual-client-node/compare/v0.2.0...v0.3.0)
diff --git a/SECURITY.md b/SECURITY.md
index b8c9380..92a473f 100644
--- a/SECURITY.md
+++ b/SECURITY.md
@@ -2,9 +2,9 @@
 
 ## Reporting Security Issues
 
-This SDK is generated by [Stainless Software Inc](http://stainlessapi.com). Stainless takes security seriously, and encourages you to report any security vulnerability promptly so that appropriate action can be taken.
+This SDK is generated by [Stainless Software Inc](http://stainless.com). Stainless takes security seriously, and encourages you to report any security vulnerability promptly so that appropriate action can be taken.
 
-To report a security issue, please contact the Stainless team at security@stainlessapi.com.
+To report a security issue, please contact the Stainless team at security@stainless.com.
 
 ## Responsible Disclosure
 
diff --git a/package.json b/package.json
index be292d4..9f46c21 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "contextual-client",
-  "version": "0.3.0",
+  "version": "0.4.0",
   "description": "The official TypeScript library for the Contextual AI API",
   "author": "Contextual AI <support@contextual.ai>",
   "types": "dist/index.d.ts",
diff --git a/src/resources/agents/evaluate/jobs.ts b/src/resources/agents/evaluate/jobs.ts
index 2c71fe9..5432d84 100644
--- a/src/resources/agents/evaluate/jobs.ts
+++ b/src/resources/agents/evaluate/jobs.ts
@@ -141,6 +141,11 @@ export namespace ListEvaluationJobsResponse {
      */
     num_predictions?: number;
 
+    /**
+     * Number of predictions that have been processed during the evaluation round
+     */
+    num_processed_predictions?: number;
+
     /**
      * Number of predictions that were successful during the evaluation round
      */
diff --git a/src/resources/agents/query.ts b/src/resources/agents/query.ts
index 3b9a623..827eafc 100644
--- a/src/resources/agents/query.ts
+++ b/src/resources/agents/query.ts
@@ -322,8 +322,7 @@ export interface QueryCreateParams {
 
 export namespace QueryCreateParams {
   /**
-   * Message object for a message sent or received in a /query and /generate
-   * conversation
+   * Message object for a message sent or received in a conversation
    */
   export interface Message {
     /**
diff --git a/src/resources/generate.ts b/src/resources/generate.ts
index 67a5cfa..76cd1c6 100644
--- a/src/resources/generate.ts
+++ b/src/resources/generate.ts
@@ -53,17 +53,34 @@ export interface GenerateCreateParams {
    */
   avoid_commentary?: boolean;
 
+  /**
+   * The maximum number of tokens that the model can generate in the response.
+   */
+  max_new_tokens?: number;
+
   /**
    * Instructions that the model follows when generating responses. Note that we do
    * not guarantee that the model follows these instructions exactly.
    */
   system_prompt?: string;
+
+  /**
+   * The sampling temperature, which affects the randomness in the response. Note
+   * that higher temperature values can reduce groundedness
+   */
+  temperature?: number;
+
+  /**
+   * A parameter for nucleus sampling, an alternative to temperature which also
+   * affects the randomness of the response. Note that higher top_p values can reduce
+   * groundedness
+   */
+  top_p?: number;
 }
 
 export namespace GenerateCreateParams {
   /**
-   * Message object for a message sent or received in a /query and /generate
-   * conversation
+   * Message object for a message received in the /generate request
    */
   export interface Message {
     /**
@@ -74,7 +91,7 @@ export namespace GenerateCreateParams {
     /**
      * Role of the sender
      */
-    role: 'user' | 'system' | 'assistant' | 'knowledge';
+    role: 'user' | 'assistant';
   }
 }
 
diff --git a/src/version.ts b/src/version.ts
index 88f4d40..4e7f788 100644
--- a/src/version.ts
+++ b/src/version.ts
@@ -1 +1 @@
-export const VERSION = '0.3.0'; // x-release-please-version
+export const VERSION = '0.4.0'; // x-release-please-version
diff --git a/tests/api-resources/generate.test.ts b/tests/api-resources/generate.test.ts
index 8088f80..123aabd 100644
--- a/tests/api-resources/generate.test.ts
+++ b/tests/api-resources/generate.test.ts
@@ -30,7 +30,10 @@ describe('resource generate', () => {
       messages: [{ content: 'content', role: 'user' }],
       model: 'model',
       avoid_commentary: true,
+      max_new_tokens: 1,
       system_prompt: 'system_prompt',
+      temperature: 0,
+      top_p: 1,
     });
   });
 });