重要な情報を自動的にキャプチャし浮き上がらせる、自己組織化型 Memory AIエージェント。
メモリRAGツール利用
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Notion AI vs Shortwavewhich AI personal agent should you pick in 2026?
AI assistant inside Notion — write, summarize, query your workspace, and run agents on connected data.
RAGMemoryTool use
AI email client — natural-language search, summary, scheduled send, and AI-drafted replies grounded in your inbox.
RAGMemoryTool use
Notion AI vs Shortwave — specs
| Spec | Notion AI | Shortwave |
|---|---|---|
| Agent Rank | 80 / 100 (A) | 73 / 100 (A) |
| Autonomy | Assistant | Assistant |
| Pricing | Subscription · from $10 | Freemium · from $9 |
| Open source | No | No |
| Capabilities | RAG, Memory, Tool use | RAG, Memory, Tool use |
| Integrations | 4 apps | 3 apps |
| Verified | Verified | Verified |
| Released | Mar 2025 | Feb 2025 |
Agent Rank breakdown
Notion AI
Agent Rank
80/ 100
- 自律性
- 7
- 機能
- 6
- 連携
- 8
- 料金
- 8
- 完成度
- 9
- 検証性
- 10
自律性、機能、連携、料金、成熟度、編集部の検証を基に自動算出。デプロイごとに更新されます。 どのように算出されているか?
Shortwave
Agent Rank
73/ 100
- 自律性
- 7
- 機能
- 6
- 連携
- 6
- 料金
- 8
- 完成度
- 7
- 検証性
- 10
自律性、機能、連携、料金、成熟度、編集部の検証を基に自動算出。デプロイごとに更新されます。 どのように算出されているか?
Pros & cons
Notion AI
メリット
- +AI that already knows your team docs without any setup
- +Custom AI blocks let non-technical teams build mini-agents inside Notion pages
- +Best-in-class workspace search of any general productivity tool
デメリット
- −Only useful if you already live in Notion
- −$10/seat add-on is on top of paid Notion plans — total cost adds up
- −Outputs feel less polished than dedicated writing tools
Shortwave
メリット
- +Best AI-native email client in 2026 — search, summarize, draft all natural-language
- +Built specifically for Gmail; faster + smarter than Gmail itself
- +Cheap relative to Superhuman with better AI features
デメリット
- −Gmail-only — no Outlook support
- −AI assistant is helpful but not yet revolutionary
- −Smaller user base means fewer integrations than Gmail/Outlook ecosystems
Pricing
Notion AI
おすすめ
Add-on
$10/席/月
Notion users
- +AI on top of any Notion plan
- +Q&A across workspace
- +Custom AI blocks
Business + AI
$24/席/月
Teams
- +Notion Business plan + AI
- +Advanced workspace search
- +Admin controls
Shortwave
Free
無料
Personal
- +Basic AI summary
- +90-day search
おすすめ
Plus
$9/月
Individuals
- +Unlimited search
- +AI assistant
- +Scheduled send
Business
$14/席/月
Teams
- +Shared inboxes
- +Send delegation
- +Admin controls
Which one should you pick?
Notion AI
Pick Notion AI if its specific capabilities (RAG, Memory) match what you need.
Try Notion AI →Affiliate links. We may earn a commission at no extra cost to you.
Frequently asked
Should I pick Notion AI or Shortwave in 2026?+
Pick Notion AI if its specific capabilities (RAG, Memory) match what you need. Pick Shortwave if cost is the main constraint. Most working teams running both can use Notion AI for primary work and Shortwave for the workflows where its specific strengths matter.
What's the price difference between Notion AI and Shortwave?+
Notion AI starts at Subscription · from $10; Shortwave starts at Freemium · from $9. Shortwave is the cheaper entry option. For team deployments the TCO can differ — use the AI Agent Rank TCO calculator for your specific volume.
Which is more autonomous, Notion AI or Shortwave?+
Both Notion AI and Shortwave are Assistant agents — neither has a meaningful autonomy advantage over the other. The decision should hinge on capabilities and pricing instead.
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Adjacent agents in the same category with overlapping capabilities — worth a side-by-side glance before you commit.
通話を記録・要約してアクションへと変換するミーティングノートエージェント — ナレッジワーカーのパーソナルCoS。
メモリツール利用音声Demo · hover to playセールスおよびCS向けの会話インテリジェンスAIエージェント — 通話の文字起こし、スコアリング、CRM同期を自動化します。
音声RAGメモリツール利用Demo · hover to play
See more alternatives: alternatives to Notion AI · alternatives to Shortwave
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