Perplexity Sonarの代替ツール 2026：おすすめ比較（無料・有料）
Perplexity Sonarより良いものを探している？2026年のベスト代替ツールを比較：料金・強み・無料プラン。Compare IA。
To replace or complement Perplexity Sonar for search and monitoring, options range from augmented search engines (Perplexity, ChatGPT with search) to APIs with retrieval (RAG) for your own product. Criteria: source freshness, citations and transparency, cost per query or subscription, and usage limits. Perplexity is often chosen for consumer use; APIs (OpenAI, Anthropic, Google) enable custom search integration. Compare plans and API costs by volume and citation needs.