From 4d1746d9494dbb0d53cb8ed021ad0a0bd7f63ea5 Mon Sep 17 00:00:00 2001
From: infjdeepak <sumitmanni@gmail.com>
Date: Thu, 11 Dec 2025 12:11:29 +0530
Subject: [PATCH] Fix: allow handling of text/plain error responses from OpenAI

---
 src/Transporters/HttpTransporter.php | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/src/Transporters/HttpTransporter.php b/src/Transporters/HttpTransporter.php
index 0b1d8af6..d91f923c 100644
--- a/src/Transporters/HttpTransporter.php
+++ b/src/Transporters/HttpTransporter.php
@@ -163,7 +163,13 @@ private function throwIfJsonError(ResponseInterface $response, string|ResponseIn
             return;
         }
 
-        if (! str_contains($response->getHeaderLine('Content-Type'), ContentType::JSON->value)) {
+        $contentType = $response->getHeaderLine('Content-Type');
+
+        // Allow JSON or plain text containing JSON (OpenAI often sends text/plain for errors)
+        if (
+            ! str_contains($contentType, ContentType::JSON->value) &&
+            ! str_contains($contentType, ContentType::TEXT_PLAIN->value)
+        ) {
             return;
         }