From d8db79b4e5c8c73e21a0e0a520972542cfaa450c Mon Sep 17 00:00:00 2001
From: Enrico Ros <enrico.ros@gmail.com>
Date: Thu, 7 Aug 2025 14:44:17 -0700
Subject: [PATCH] AIX: OpenAI does not support Web Search with
 reasoning:minimal

---
 .../chatGenerate/adapters/openai.chatCompletions.ts      | 4 +++-
 .../chatGenerate/adapters/openai.responsesCreate.ts      | 4 +++-
 src/modules/llms/models-modal/LLMParametersEditor.tsx    | 9 +++++++--
 3 files changed, 13 insertions(+), 4 deletions(-)

diff --git a/src/modules/aix/server/dispatch/chatGenerate/adapters/openai.chatCompletions.ts b/src/modules/aix/server/dispatch/chatGenerate/adapters/openai.chatCompletions.ts
index 6fd366859..1930c7909 100644
--- a/src/modules/aix/server/dispatch/chatGenerate/adapters/openai.chatCompletions.ts
+++ b/src/modules/aix/server/dispatch/chatGenerate/adapters/openai.chatCompletions.ts
@@ -107,7 +107,9 @@ export function aixToOpenAIChatCompletions(openAIDialect: OpenAIDialects, model:
     _fixVndOaiRestoreMarkdown_Inline(payload);
   }
   // [OpenAI] Vendor-specific web search context and/or geolocation
-  if (model.vndOaiWebSearchContext || model.userGeolocation) {
+  // NOTE: OpenAI doesn't support web search with minimal reasoning effort
+  const skipWebSearchDueToMinimalReasoning = model.vndOaiReasoningEffort === 'minimal';
+  if ((model.vndOaiWebSearchContext || model.userGeolocation) && !skipWebSearchDueToMinimalReasoning) {
     payload.web_search_options = {};
     if (model.vndOaiWebSearchContext)
       payload.web_search_options.search_context_size = model.vndOaiWebSearchContext;
diff --git a/src/modules/aix/server/dispatch/chatGenerate/adapters/openai.responsesCreate.ts b/src/modules/aix/server/dispatch/chatGenerate/adapters/openai.responsesCreate.ts
index 689159b34..8ac624388 100644
--- a/src/modules/aix/server/dispatch/chatGenerate/adapters/openai.responsesCreate.ts
+++ b/src/modules/aix/server/dispatch/chatGenerate/adapters/openai.responsesCreate.ts
@@ -94,7 +94,9 @@ export function aixToOpenAIResponses(model: AixAPI_Model, chatGenerate: AixAPICh
   }
 
   // Tool: Search: for search models, and deep research models
-  if (hotFixForceSearchTool || model.vndOaiWebSearchContext || model.userGeolocation) {
+  // NOTE: OpenAI doesn't support web search with minimal reasoning effort
+  const skipWebSearchDueToMinimalReasoning = model.vndOaiReasoningEffort === 'minimal';
+  if ((hotFixForceSearchTool || model.vndOaiWebSearchContext || model.userGeolocation) && !skipWebSearchDueToMinimalReasoning) {
     if (!payload.tools?.length)
       payload.tools = [];
     const webSearchTool: TRequestTool = {
diff --git a/src/modules/llms/models-modal/LLMParametersEditor.tsx b/src/modules/llms/models-modal/LLMParametersEditor.tsx
index ea52e2422..433aff02d 100644
--- a/src/modules/llms/models-modal/LLMParametersEditor.tsx
+++ b/src/modules/llms/models-modal/LLMParametersEditor.tsx
@@ -145,6 +145,9 @@ export function LLMParametersEditor(props: {
   const gemTBSpec = modelParamSpec['llmVndGeminiThinkingBudget'];
   const gemTBMinMax = gemTBSpec?.rangeOverride || defGemTB.range;
 
+  // Check if web search should be disabled due to minimal reasoning effort
+  const isOaiReasoningEffortMinimal = llmVndOaiReasoningEffort4 === 'minimal';
+
   return <>
 
     {!temperatureHide && <FormSliderControl
@@ -273,7 +276,8 @@ export function LLMParametersEditor(props: {
     {showParam('llmVndOaiWebSearchContext') && (
       <FormSelectControl
         title='Web Search'
-        tooltip='Controls how much context is retrieved from the web (low = default for Perplexity, medium = default for OpenAI). For GPT-5 models, Default=OFF.'
+        tooltip={isOaiReasoningEffortMinimal ? 'Web search is not compatible with minimal reasoning effort' : 'Controls how much context is retrieved from the web (low = default for Perplexity, medium = default for OpenAI). For GPT-5 models, Default=OFF.'}
+        disabled={isOaiReasoningEffortMinimal}
         value={llmVndOaiWebSearchContext ?? _UNSPECIFIED}
         onChange={(value) => {
           if (value === _UNSPECIFIED || !value)
@@ -289,7 +293,8 @@ export function LLMParametersEditor(props: {
       <FormSwitchControl
         title='Add User Location'
         description='Use approximate location for better search results'
-        tooltip='When enabled, uses browser geolocation API to provide approximate location data to improve search results relevance'
+        tooltip={isOaiReasoningEffortMinimal ? 'Web search geolocation is not compatible with minimal reasoning effort' : 'When enabled, uses browser geolocation API to provide approximate location data to improve search results relevance'}
+        disabled={isOaiReasoningEffortMinimal}
         checked={!!llmVndOaiWebSearchGeolocation}
         onChange={checked => {
           if (!checked)