import Foundation enum AIRequestConfiguration { /// Fastest OpenAI model — optimized for low-latency structured output. static let model = "gpt-4.1-nano" static let requestTimeout: TimeInterval = 30 static func titleOptimizerMaxTokens(variantCount: Int) -> Int { 80 + variantCount * 55 } static func postGeneratorMaxTokens(for postType: RedditPostType) -> Int { switch postType { case .text: 450 case .poll: 350 case .image, .link, .video: 200 } } }