kitio.aiAI21 vs Aleph Alpha
A side-by-side look at pricing plans, free tiers, features, pros and cons, updated for 2026. AI21 starts at See pricing page and Aleph Alpha starts at See pricing page. Check both pricing pages for current plans.
At a glance
Best for
Category
Pricing model
Starting price
Free plan
Made by
Based in
Rating
Key features
- Jamba Mini and Jamba Large APIs
- Long-context models
- Custom post-training
- Python SDK
- Free trial credits
- Kolibri sovereign LLM
- API access
- Platform for secure AI solutions
- Forward-deployed experts
- Custom specialised models
| Feature | AI21 | Aleph Alpha |
|---|---|---|
| Best for | Jamba model APIs and custom post-training for enterprises | Sovereign large language models for European enterprises and government |
| Category | Models & APIs | Models & APIs |
| Pricing model | Free trial | Paid |
| Starting price | See pricing page | See pricing page |
| Free plan | No, 7-day trial | No |
| Made by | AI21 Labs | Aleph Alpha |
| Based in | Israel | Germany |
| Rating | No ratings yet | No ratings yet |
| Key features |
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Pricing compared
AI21 starts at See pricing page and Aleph Alpha starts at See pricing page. Check both pricing pages for current plans.
Free plan
Cheapest paid plan
Top plan
Free trial
3 plans
Jamba Mini
$0.2 / 1M input tokens
- $0.4 per 1M output tokens
- Lightweight general model
Jamba Large
$2 / 1M input tokens
- $8 per 1M output tokens
- Long-context model
Custom
Contact sales
- Volume discounts
- Dedicated account manager
- Priority support
Prices in USD, checked Oct 29, 2026 or later. Plans change often, so confirm on each tool's site before you buy.
Pros and cons
AI21
- Low per-token price on Jamba Mini
- Long context windows
- Customer owns its post-trained model
- Trial credits expire after 7 days
- Smaller ecosystem than larger model labs
- Post-training requires a sales process
Aleph Alpha
- European data sovereignty focus
- Models tailored to public sector needs
- Hands-on deployment support
- No public pricing
- Website mostly in German
- Aimed at large organisations, not individuals
Which one should you choose?
Choose AI21 if you want:
- Low per-token price on Jamba Mini
- Long context windows
- Customer owns its post-trained model
Watch out: trial credits expire after 7 days.
Choose Aleph Alpha if you want:
- European data sovereignty focus
- Models tailored to public sector needs
- Hands-on deployment support
Watch out: no public pricing.
AI21 vs Aleph Alpha FAQ
What is the difference between AI21 and Aleph Alpha?
AI21: Jamba model APIs and custom post-training for enterprises. Aleph Alpha: Sovereign large language models for European enterprises and government. Both are models & apis tools.
Is AI21 or Aleph Alpha cheaper?
AI21 starts at See pricing page and Aleph Alpha starts at See pricing page. Check both pricing pages for current plans.
Do AI21 and Aleph Alpha have free plans?
AI21: No, 7-day trial. Aleph Alpha: No.
Who makes AI21?
AI21 is made by AI21 Labs, based in Israel.
Who makes Aleph Alpha?
Aleph Alpha is made by Aleph Alpha, based in Germany.
Which should I choose, AI21 or Aleph Alpha?
Choose AI21 if you value low per-token price on jamba mini and long context windows. Choose Aleph Alpha if you value european data sovereignty focus and models tailored to public sector needs.