Echoes AI Companions vs GPT‑5.5 Instant 2026年の徹底比較。各AIの評価・価格・強み・制限を並べて確認し、最適なものを選びましょう。
AI companions that actually listen to you.
Smarter, more personal answers as ChatGPT's new default
Echoes AI Companions
OpenAI
1 conversa por dia, 10 minutos
1 milhão de caracteres por mês