Home / 比較
DeepSeek vs ChatGPT
DeepSeek edges ChatGPT on our editorial score (4.3 vs 4.2), but ChatGPT is the better fit if you want live voice calls and image sharing and video and custom characters; DeepSeek has no clear edge there.
0| DeepSeek0 | ChatGPT0 | |
|---|---|---|
| 編集スコア | 4.3 / 5 | 4.2 / 5 |
| 価格 | Free | $20/mo |
| 価格帯 | Free | $10–20/mo |
| 無料プラン | あり | あり |
| 価格の詳細 | Free to use; API billed per token (DeepSeek-V4-Flash ~$0.15-$0.60 per 1M tokens). | Free tier available; Plus $20/mo, billed monthly only — the annual discount applies to Business seats, not Plus. Voice mode included. |
| アダルトコンテンツ | No adult mode | No adult mode |
| 音声 | なし | ライブ通話 |
| 画像 | なし | あり |
| 動画 | なし | あり |
| 記憶 | あり | あり |
| カスタムキャラクター | なし | あり |
| コンパニオンの種類 | Any character | Any character |
| プラットフォーム | Web, iOS, Android | Web, iOS, Android, Desktop |
| ローカル動作 | なし | なし |
DeepSeek — 私たちの見解
Not a companion, but its free, capable chat and long memory make it a credible daily AI friend.
- Free with no usage cap
- Strong reasoning and coding
- Long conversation memory
ChatGPT — 私たちの見解
Not built as a companion, but its memory and voice mode make it a legitimate daily chat partner.
- Best general reasoning and writing
- Strong voice mode
- Memory across conversations
DeepSeek vs ChatGPT — よくある質問
Which is cheaper, DeepSeek or ChatGPT?
DeepSeek is the cheaper of the two at Free, against $20/mo for ChatGPT.
Which one has a free tier?
Both do — you can try either without paying.
Which remembers conversations better?
Both keep context across sessions. The practical difference is elsewhere: voice support differs between them.
Which handles adult content differently?
DeepSeek: No adult mode. ChatGPT: No adult mode. This directory is SFW — we record whether a mature mode exists so you know before signing up, and we describe no explicit material.