diff --git a/packages/ai/src/agents/analyst-agent/analyst-agent.ts b/packages/ai/src/agents/analyst-agent/analyst-agent.ts
index ee8d28132..944716e53 100644
--- a/packages/ai/src/agents/analyst-agent/analyst-agent.ts
+++ b/packages/ai/src/agents/analyst-agent/analyst-agent.ts
@@ -22,7 +22,6 @@ const DEFAULT_OPTIONS = {
     openai: {
       parallelToolCalls: false,
       reasoningEffort: 'minimal',
-      serviceTier: 'priority',
     },
   },
 };
diff --git a/packages/ai/src/agents/think-and-prep-agent/think-and-prep-agent.ts b/packages/ai/src/agents/think-and-prep-agent/think-and-prep-agent.ts
index c64d34cad..bf5fe3682 100644
--- a/packages/ai/src/agents/think-and-prep-agent/think-and-prep-agent.ts
+++ b/packages/ai/src/agents/think-and-prep-agent/think-and-prep-agent.ts
@@ -19,7 +19,6 @@ const DEFAULT_OPTIONS = {
     openai: {
       parallelToolCalls: false,
       reasoningEffort: 'minimal',
-      serviceTier: 'priority'
     },
   },
 };