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AI21 Labs (Jamba)

by AI21 Labs

Save Open AI21 Labs (Jamba)

The Launchpad take

Verdict

Enterprise AI writing and language models

Long-context text processing (256K context); enterprise chat; document analysis; multilingual NLP

Best for

Enterprise developersNLP teamschatbot buildersRAG developers

Quick facts

Free tier: Free: API trial with rate limits; playground access; Jamba Mini free tier
Starting price: Free, from Custom
Platforms: web, api
Company: AI21 Labs

Ready to try AI21 Labs (Jamba)? Start with the getting-started guide.

Pricing

Plan	Price	Key limits
Free	Free	Free: rate-limited API; pay-per-use for production; Enterprise: custom
Enterprise	Custom

Key capabilities

Works with

Text

Outputs

API responses (JSON)
text generations
chat completions

Get it

How to use AI21 Labs (Jamba) on phones and tablets.

Mobile web: Works in a mobile browser (responsive or dedicated mobile site).

Technical details

Offline: No
API: Yes
Languages: Multilingual (strong in English, Hebrew)
Difficulty: Beginner-friendly
Privacy: High
Time to productivity: 2 hours
Upgrade when: Production usage; higher rate limits; Jamba Large; enterprise support; fine-tuning
Integrations: LangChain, LlamaIndex, AWS Bedrock, Azure
more
Google Cloud, Hugging Face

Alternatives

Anthropic API

by Anthropic

Claude models via API

No free planBeginner-friendlyWeb

Good for AI APIs & Developer Services

Free-plan details

No ongoing free API tier: you pay per token used. Anthropic's pricing docs say new users receive a small amount of free credits to test the API. The free Claude chat plan is a separate product (see the Claude listing).

Paid options: $0.10 input / $0.50 output per million tokens

Source · checked 2026-10-26 · unverified ↗Pricing source · checked 2026-10-25 ↗Meet the tool