feat: support noise reduction argument for session

Author: chollier

.changeset/metal-cases-beg.md

@@ -0,0 +1,5 @@
+---
+'@openai/agents-realtime': patch
+---
+
+support noise reduction argument

packages/agents-realtime/src/clientMessages.ts

@@ -33,6 +33,10 @@ export type RealtimeTracingConfig =
     }
   | 'auto';
 
+export type RealtimeInputAudioNoiseReductionConfig = {
+  type: 'near_field' | 'far_field';
+};
+
 export type RealtimeInputAudioTranscriptionConfig = {
   language?: string;
   model?:
@@ -83,6 +87,7 @@ export type RealtimeSessionConfig = {
   tools: FunctionToolDefinition[];
   tracing?: RealtimeTracingConfig | null;
   providerData?: Record<string, any>;
+  inputAudioNoiseReduction: RealtimeInputAudioNoiseReductionConfig | null;
 };
 
 export type FunctionToolDefinition = {

packages/agents-realtime/src/openaiRealtimeBase.ts

@@ -65,6 +65,7 @@ export const DEFAULT_OPENAI_REALTIME_SESSION_CONFIG: Partial<RealtimeSessionConf
     turnDetection: {
       type: 'semantic_vad',
     },
+    inputAudioNoiseReduction: null,
   };
 
 /**
@@ -391,6 +392,9 @@ export abstract class OpenAIRealtimeBase
       input_audio_transcription:
         config.inputAudioTranscription ??
         DEFAULT_OPENAI_REALTIME_SESSION_CONFIG.inputAudioTranscription,
+      input_audio_noise_reduction:
+        config.inputAudioNoiseReduction ??
+        DEFAULT_OPENAI_REALTIME_SESSION_CONFIG.inputAudioNoiseReduction,
       turn_detection:
         OpenAIRealtimeBase.buildTurnDetectionConfig(config.turnDetection) ??
         DEFAULT_OPENAI_REALTIME_SESSION_CONFIG.turnDetection,