From e458bca1a766048eecf6fdb3ef82ceae090137b7 Mon Sep 17 00:00:00 2001
From: Enrico Ros <enrico.ros@gmail.com>
Date: Fri, 30 Jan 2026 03:07:59 -0800
Subject: [PATCH] Revert "LLMs: OpenAI Responses API by default for new models.
 Fixes #937"

This caused all unknown models to default to the responses API.
We need heuristics for determining OpenAI vs OpenAI-compatible.

This reverts commit a6862d8c584b954ad87c7aa8eaead8ce7a1f0f0c.
---
 src/modules/llms/server/openai/models/openai.models.ts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/modules/llms/server/openai/models/openai.models.ts b/src/modules/llms/server/openai/models/openai.models.ts
index 394f68946..d29e75e00 100644
--- a/src/modules/llms/server/openai/models/openai.models.ts
+++ b/src/modules/llms/server/openai/models/openai.models.ts
@@ -945,7 +945,7 @@ export const _fallbackOpenAIModel: KnownModel = {
   description: 'Unknown, please let us know the ID. Assuming a context window of 128k tokens, and a maximum output of 4k tokens.',
   contextWindow: 128000,
   maxCompletionTokens: 4096,
-  interfaces: [...IFS_CHAT_MIN, LLM_IF_OAI_Responses], // Use Responses API by default for new models
+  interfaces: IFS_CHAT_MIN,
   // hidden: true,
 };