AI21 Labs
16 models across 6 families · Latest: Jamba Large 1.7 (2026-02)
Developing AI for natural language understanding.
AI21 Labs's portfolio covers 16 active models across 5 current families, spanning rag, agents, and long context. Open a model detail page to compare provider routes and sourced benchmarks.
Covers 5 workload areas across 16 active tracked models; last verified 2026-05-22.
Use it for
- Teams evaluating rag, agents, and long context across this lab's releases
- Comparing model families before committing to a flagship
- Migration and pricing follow-ups across 16 tracked models
Do not use it for
- Choosing a hosting provider without opening a model page for price ladders
Active models
16
Current models from this lab, excluding deprecated ones
Active families
5
Current model families from this lab
Open catalog
7 open
3 open source / 4 open weights
Lowest output price
$0.400 /1M
Cheapest tracked output across active models, per 1M tokens
Latest dated release
2026-02-01
Jamba Large 1.7
Freshness
2026-05-22
Researched 41d ago
Information
Release cadence
Showing 5 recent dated releases (full timeline below). Latest: Jamba Large 1.7 (2026-02-01).
Where this lab wins
- RAG: 5 tracked models with ruler / needle retrieval benchmarks.
- Agentic: 5 tracked models with BFCL, tau-bench, and SWE-bench tool-use coverage.
- Long-context: 7 tracked models with context-token or InfiniteBench-class signal.
- Classification: 9 tracked models with MMLU-class moderation/safety coverage.
Flagship quality / price signal
Flagship: Jurassic-2 Ultra (best sourced coding quality-per-dollar in this portfolio).
Quality-per-dollar unavailable for this flagship — benchmark coverage or output token pricing is still missing.
AI21 Labs is an Israeli AI research lab founded in 2017. Developing AI for natural language understanding. AI21 Labs ships 6 model families totaling 16 models, with the most recent release Jamba Large 1.7 in 2026-02. Notable families include Jamba 1.7, Jamba 1.6, and Jamba 1.5. Use it as a stable reference for lab background, release coverage, and follow-up model pages as. View official API endpoints, benchmark performance, and coding/agent fit for every AI21 Labs model.
About
AI21 Labs is an Israeli AI research company that specializes in developing advanced natural language understanding and generation technologies. Their work focuses on creating AI models and tools that can comprehend, analyze, and generate human-like text, enabling a wide range of applications. For example, in content creation, AI21 Labs' technologies can assist writers in generating ideas, suggesting improvements, or even automating the production of articles and reports. In customer support, their AI can power chatbots that provide accurate, context-aware responses to user inquiries. In language education, their tools can offer personalized learning experiences and real-time feedback to help learners improve their language skills. Software engineers and SaaS executives can integrate AI21 Labs' technologies to build applications that leverage the power of natural language processing, enhancing efficiency, user experiences, and business value across various industries.
Featured models
| Model | Released | Context | Input price ($/1M) | Output price ($/1M) | License | Openness |
|---|---|---|---|---|---|---|
| Jamba Large 1.7 | 2026-02-01 | 256k | $2.00 | $8.00 | Apache 2.0 | Open source |
| Jamba Mini 1.6 | 2025-03-06 | 256k | - | - | Jamba Open Model | Open weights |
| Jamba Large 1.6 | 2025-03-06 | 256k | - | - | Jamba Open Model | Open weights |
Model families
Recent releases
- Jamba Large 1.7- 2026-02-01
- Jamba Mini 1.6- 2025-03-06
- Jamba Large 1.6- 2025-03-06
- Jamba 1.5 Large- 2024-08-22
- Jamba 1.5 Mini- 2024-08-22
FAQ
Who founded AI21 Labs and when?
AI21 Labs was founded in 2017 and is associated with Tel Aviv, Israel.
What models has AI21 Labs released?
AI21 Labs ships 16 models across 6 families: Jamba 1.7, Jamba 1.6, and Jamba 1.5.
Is AI21 Labs's technology open source?
Some AI21 Labs models are open-weight (Jamba Large 1.7, Jamba Mini 1.6, and Jamba Large 1.6); others are proprietary (Jurassic-2 Ultra, Jurassic-2 Mid, and Jurassic-2 Light).
Where is AI21 Labs headquartered?
AI21 Labs is headquartered in Tel Aviv, Israel.
What is AI21 Labs known for?
Developing AI for natural language understanding. Its most prominent tracked family is Jamba 1.7.
How can I access AI21 Labs's models?
AI21 Labs's models are available via AI21 Studio, AWS Bedrock, Microsoft Foundry, and NVIDIA NIM.
Explore related pages
Last reviewed: 2026-05-22. Data sourced from public lab announcements and provider documentation.