feat: Add HTTP proxy support for OpenAI Embeddings node (#17173)

packages/@n8n/nodes-langchain/nodes/embeddings/EmbeddingsOpenAI/EmbeddingsOpenAi.node.ts

@@ -10,6 +10,8 @@ import {
 import type { ClientOptions } from 'openai';
 
 import { logWrapper } from '@utils/logWrapper';
+
+import { getProxyAgent } from '@utils/httpProxyAgent';
 import { getConnectionHintNoticeField } from '@utils/sharedFields';
 
 const modelParameter: INodeProperties = {
@@ -227,6 +229,12 @@ export class EmbeddingsOpenAi implements INodeType {
 			configuration.baseURL = credentials.url as string;
 		}
 
+		if (configuration.baseURL) {
+			configuration.fetchOptions = {
+				dispatcher: getProxyAgent(configuration.baseURL ?? 'https://api.openai.com/v1'),
+			};
+		}
+
 		const embeddings = new OpenAIEmbeddings({
 			modelName: this.getNodeParameter('model', itemIndex, 'text-embedding-3-small') as string,
 			openAIApiKey: credentials.apiKey as string,