diff --git a/api/client/javascript/src/client/common.ts b/api/client/javascript/src/client/common.ts
index c2eb0c1b1..99633a660 100644
--- a/api/client/javascript/src/client/common.ts
+++ b/api/client/javascript/src/client/common.ts
@@ -9,13 +9,15 @@ export type RequestOptions = Pick<RequestInit, 'signal'>
  * An error that occurred during an HTTP request
  */
 export class HTTPError extends Error {
-  name = 'HTTPError'
+  public name = 'HTTPError'
+  public client = 'OpenMeter'
 
   constructor(
     public message: string,
     public type: string,
     public title: string,
     public status: number,
+    public url: string,
     protected __raw?: Record<string, any>
   ) {
     super(message)
@@ -31,19 +33,21 @@ export class HTTPError extends Error {
       resp.error
     ) {
       return new HTTPError(
-        resp.error.detail,
+        `Request failed (${resp.response.url}) [${resp.response.status}]: ${resp.error.detail}`,
         resp.error.type,
         resp.error.title,
         resp.error.status ?? resp.response.status,
+        resp.response.url,
         resp.error
       )
     }
 
     return new HTTPError(
-      `Request failed: ${resp.response.statusText}`,
+      `Request failed (${resp.response.url}) [${resp.response.status}]: ${resp.response.statusText}`,
       resp.response.statusText,
       resp.response.statusText,
-      resp.response.status
+      resp.response.status,
+      resp.response.url
     )
   }
 
diff --git a/api/client/javascript/src/client/entitlements.ts b/api/client/javascript/src/client/entitlements.ts
index f78728928..aab36e9d0 100644
--- a/api/client/javascript/src/client/entitlements.ts
+++ b/api/client/javascript/src/client/entitlements.ts
@@ -1,6 +1,7 @@
 import { transformResponse } from './utils.js'
 import type { RequestOptions } from './common.js'
 import type {
+  Entitlement,
   EntitlementCreateInputs,
   EntitlementGrantCreateInput,
   operations,
@@ -88,7 +89,10 @@ export class Entitlements {
    * @returns The entitlements
    */
   public async list(
-    query?: operations['listEntitlements']['parameters']['query'],
+    query?: Omit<
+      operations['listEntitlements']['parameters']['query'],
+      'page' | 'pageSize'
+    >,
     options?: RequestOptions
   ) {
     const resp = await this.client.GET('/api/v1/entitlements', {
@@ -98,7 +102,7 @@ export class Entitlements {
       ...options,
     })
 
-    return transformResponse(resp)
+    return transformResponse(resp) as Entitlement[]
   }
 
   /**
diff --git a/api/client/javascript/src/client/features.ts b/api/client/javascript/src/client/features.ts
index 4dda8166e..8d291fae8 100644
--- a/api/client/javascript/src/client/features.ts
+++ b/api/client/javascript/src/client/features.ts
@@ -1,6 +1,11 @@
 import { transformResponse } from './utils.js'
 import type { RequestOptions } from './common.js'
-import type { FeatureCreateInputs, operations, paths } from './schemas.js'
+import type {
+  Feature,
+  FeatureCreateInputs,
+  operations,
+  paths,
+} from './schemas.js'
 import type { Client } from 'openapi-fetch'
 
 /**
@@ -54,7 +59,10 @@ export class Features {
    * @returns The features
    */
   public async list(
-    query?: operations['listFeatures']['parameters']['query'],
+    query?: Omit<
+      operations['listFeatures']['parameters']['query'],
+      'page' | 'pageSize'
+    >,
     options?: RequestOptions
   ) {
     const resp = await this.client.GET('/api/v1/features', {
@@ -64,7 +72,7 @@ export class Features {
       ...options,
     })
 
-    return transformResponse(resp)
+    return transformResponse(resp) as Feature[]
   }
 
   /**