Home / 比較
DeepSeek vs Open WebUI
DeepSeek edges Open WebUI on our editorial score (4.3 vs 4.2), but Open WebUI is the better fit if you want voice notes and image sharing and custom characters; DeepSeek has no clear edge there.
0| DeepSeek0 | Open WebUI0 | |
|---|---|---|
| 編集スコア | 4.3 / 5 | 4.2 / 5 |
| 価格 | Free | Free |
| 価格帯 | Free | Free |
| 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 and open-source; self-host via Docker/pip. An enterprise tier exists but consumer use is free. |
| アダルトコンテンツ | No adult mode | No adult mode |
| 音声 | なし | 音声メッセージ |
| 画像 | なし | あり |
| 動画 | なし | なし |
| 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 |
| ローカル動作 | なし | あり |
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
Open WebUI — 私たちの見解
The power-user pick: run any model locally or in the cloud with zero data retention and full control.
- Zero data retention when self-hosted
- Any model via Ollama/OpenAI-compatible APIs
- Huge community sharing prompts and tools
DeepSeek vs Open WebUI — よくある質問
Which is cheaper, DeepSeek or Open WebUI?
They cost the same on our recorded numbers (Free).
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: price and platform coverage differ between them.
Which handles adult content differently?
DeepSeek: No adult mode. Open WebUI: 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.