diff --git a/.release-please-manifest.json b/.release-please-manifest.json
index efe9bfb..866e93f 100644
--- a/.release-please-manifest.json
+++ b/.release-please-manifest.json
@@ -1,3 +1,3 @@
 {
-  ".": "1.4.2"
+  ".": "1.4.3"
 }
diff --git a/CHANGELOG.md b/CHANGELOG.md
index ff08a0c..f0579b6 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,13 @@
 # Changelog
 
+## 1.4.3 (2024-12-11)
+
+Full Changelog: [v1.4.2...v1.4.3](https://github.com/runwayml/sdk-node/compare/v1.4.2...v1.4.3)
+
+### Chores
+
+* **internal:** codegen related update ([#48](https://github.com/runwayml/sdk-node/issues/48)) ([8db7791](https://github.com/runwayml/sdk-node/commit/8db77912a142373320b0ba16f14442b04da89ee4))
+
 ## 1.4.2 (2024-12-10)
 
 Full Changelog: [v1.4.1...v1.4.2](https://github.com/runwayml/sdk-node/compare/v1.4.1...v1.4.2)
diff --git a/package.json b/package.json
index 561cb72..905e9b1 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@runwayml/sdk",
-  "version": "1.4.2",
+  "version": "1.4.3",
   "description": "The official TypeScript library for the RunwayML API",
   "author": "RunwayML <dev-feedback@runwayml.com>",
   "types": "dist/index.d.ts",
diff --git a/src/error.ts b/src/error.ts
index 43046c0..c7c86ae 100644
--- a/src/error.ts
+++ b/src/error.ts
@@ -4,17 +4,19 @@ import { castToError, Headers } from './core';
 
 export class RunwayMLError extends Error {}
 
-export class APIError extends RunwayMLError {
-  readonly status: number | undefined;
-  readonly headers: Headers | undefined;
-  readonly error: Object | undefined;
-
-  constructor(
-    status: number | undefined,
-    error: Object | undefined,
-    message: string | undefined,
-    headers: Headers | undefined,
-  ) {
+export class APIError<
+  TStatus extends number | undefined = number | undefined,
+  THeaders extends Headers | undefined = Headers | undefined,
+  TError extends Object | undefined = Object | undefined,
+> extends RunwayMLError {
+  /** HTTP status for the response that caused the error */
+  readonly status: TStatus;
+  /** HTTP headers for the response that caused the error */
+  readonly headers: THeaders;
+  /** JSON body of the response that caused the error */
+  readonly error: TError;
+
+  constructor(status: TStatus, error: TError, message: string | undefined, headers: THeaders) {
     super(`${APIError.makeMessage(status, error, message)}`);
     this.status = status;
     this.headers = headers;
@@ -48,7 +50,7 @@ export class APIError extends RunwayMLError {
     message: string | undefined,
     headers: Headers | undefined,
   ): APIError {
-    if (!status) {
+    if (!status || !headers) {
       return new APIConnectionError({ message, cause: castToError(errorResponse) });
     }
 
@@ -90,17 +92,13 @@ export class APIError extends RunwayMLError {
   }
 }
 
-export class APIUserAbortError extends APIError {
-  override readonly status: undefined = undefined;
-
+export class APIUserAbortError extends APIError<undefined, undefined, undefined> {
   constructor({ message }: { message?: string } = {}) {
     super(undefined, undefined, message || 'Request was aborted.', undefined);
   }
 }
 
-export class APIConnectionError extends APIError {
-  override readonly status: undefined = undefined;
-
+export class APIConnectionError extends APIError<undefined, undefined, undefined> {
   constructor({ message, cause }: { message?: string | undefined; cause?: Error | undefined }) {
     super(undefined, undefined, message || 'Connection error.', undefined);
     // in some environments the 'cause' property is already declared
@@ -115,32 +113,18 @@ export class APIConnectionTimeoutError extends APIConnectionError {
   }
 }
 
-export class BadRequestError extends APIError {
-  override readonly status: 400 = 400;
-}
+export class BadRequestError extends APIError<400, Headers> {}
 
-export class AuthenticationError extends APIError {
-  override readonly status: 401 = 401;
-}
+export class AuthenticationError extends APIError<401, Headers> {}
 
-export class PermissionDeniedError extends APIError {
-  override readonly status: 403 = 403;
-}
+export class PermissionDeniedError extends APIError<403, Headers> {}
 
-export class NotFoundError extends APIError {
-  override readonly status: 404 = 404;
-}
+export class NotFoundError extends APIError<404, Headers> {}
 
-export class ConflictError extends APIError {
-  override readonly status: 409 = 409;
-}
+export class ConflictError extends APIError<409, Headers> {}
 
-export class UnprocessableEntityError extends APIError {
-  override readonly status: 422 = 422;
-}
+export class UnprocessableEntityError extends APIError<422, Headers> {}
 
-export class RateLimitError extends APIError {
-  override readonly status: 429 = 429;
-}
+export class RateLimitError extends APIError<429, Headers> {}
 
-export class InternalServerError extends APIError {}
+export class InternalServerError extends APIError<number, Headers> {}
diff --git a/src/version.ts b/src/version.ts
index d6069dc..6dac803 100644
--- a/src/version.ts
+++ b/src/version.ts
@@ -1 +1 @@
-export const VERSION = '1.4.2'; // x-release-please-version
+export const VERSION = '1.4.3'; // x-release-please-version