adding support for generic AI provider (OpenAI compatible)

packages/backend/src/agents/interpreter.ts

@@ -1,4 +1,4 @@
-import { openai } from '../agent.js';
+import { openai, defaultModel, serviceOptions } from '../agent.js';
 import type { InterpreterOutput, MediaType } from '../types/agents.js';
 import { z } from 'zod';
 import { zodTextFormat } from 'openai/helpers/zod';
@@ -28,9 +28,9 @@ export async function runInterpreter(input: InterpreterInput): Promise<Interpret
     : '';
 
   const response = await openai.responses.parse({
-    model: 'gpt-5.4',
+    model: defaultModel,
     temperature: 0.2,
-    service_tier: 'flex',
+    ...serviceOptions,
     text: { format: zodTextFormat(InterpreterSchema, "preferences") },
     instructions: `You are a ${mediaLabel} preference interpreter. Transform raw user input into structured, normalized preferences.