Updated March 2026 · Independent Analysis
AI21 StudiovsNotion AI
Notion AI starts at $10/mo, 74% cheaper than AI21 Studio's $39/mo. Notion AI is rated higher at 4.6/5 vs AI21 Studio's 4.4/5.
AI21 Studiovs Notion AI
★ 4.4/5-0.2 vs Notion AI
Only in AI21 Studio
- ✦ Jurassic-2 models
- ✦ Text generation
- ✦ Summarization
✓ Free planFrom $39/mo(pricier)500K+ users · est. 2017
Try AI21 Studio Free →
Notion AIvs AI21 Studio
★ 4.6/5+0.2 vs AI21 Studio
Only in Notion AI
- ✦ AI writing assistant
- ✦ Document summarization
- ✦ Action items extraction
From $10/mo(cheaper)4M+ users · est. 2023
Try Notion AI Free →Ratings Breakdown
AI21 Studio
4.4/5 avg
G2 Score4.4/5
Capterra Score4.3/5
G2 Rating4.4/5
Notion AI
4.6/5 avg
G2 Score4.6/5
Capterra Score4.5/5
G2 Rating4.6/5
Quick Stats
Feature Comparison
AI21 Studio uniquely offers Jurassic-2 models, Text generation, Summarization. Notion AI uniquely offers AI writing assistant, Document summarization, Action items extraction. Both share 0 features.
Feature
AI21 Studio
Notion AI
Jurassic-2 models
✓
✗
Text generation
✓
✗
Summarization
✓
✗
Paraphrasing API
✓
✗
Contextual answers
✓
✗
Custom model tuning
✓
✗
Segmentation
✓
✗
Task-specific APIs
✓
✗
Playground
✓
✗
Fine-tuning
✓
✗
Document understanding
✓
✗
RAG capabilities
✓
✗
AI writing assistant
✗
✓
Document summarization
✗
✓
Action items extraction
✗
✓
Translation
✗
✓
Tone adjustment
✗
✓
Brainstorming
✗
✓
Q&A on docs
✗
✓
Auto-fill tables
✗
✓
Meeting notes
✗
✓
Custom prompts
✗
✓
Inline editing
✗
✓
Workspace search
✗
✓
Total Features
12
12
Quick Verdict
Independent analysis based on features, pricing, and user ratings
Choose AI21 Studio if you need:
- ✓ Jurassic-2 models
- ✓ Text generation
- ✓ Summarization
- ✓ Paraphrasing API
- ✓ Contextual answers
Choose Notion AI if you need:
- ✓ AI writing assistant
- ✓ Document summarization
- ✓ Action items extraction
- ✓ Translation
- ✓ Tone adjustment
Pricing Comparison
Notion AI starts at $10/mo, 74% cheaper than AI21 Studio's $39/mo.
AI21 Studio Plans
Free tier available
Free
Free- • $10 free credits
- • Playground access
- • Basic APIs
TeamsBest Value
$39/mo- • Production APIs
- • Fine-tuning
- • Team collaboration
Enterprise
Custom- • Custom models
- • SLA
- • Dedicated support
Notion AI Plans
Paid plans only
Add-onBest Value
$10/mo- • Unlimited AI usage
- • All Notion plans
- • Full feature access
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