MODEL DEVELOPER

AI21 Labs

Browse verified official weight catalogs by family, primary task and fixed revision. Pricing, API access and commercial terms are checked separately.

Explore this developer’s model families

Listed families
1
Versions
11
Field review
0

0 entries use official model documentation and 11 use model-card metadata. Explore specifications, uses, prices and release records by version.

About the organization

AI21’s company profile and Jamba announcement establish the company’s role as developer. Licenses are still reviewed by exact model version.

AI21 official company & team profile ↗AI21 official Jamba announcement ↗

AI21 ↗

Company

AI21 develops enterprise AI systems and foundation models. Its official profile lists cofounders and researchers. The Jamba announcement describes a combination of Mamba state-space models and Transformer elements. Company founding and product release dates are recorded separately.

Founded
Not provided
The company’s founding date is not documented. Product release and webpage dates are recorded separately.
Headquarters / public address
Not provided
The current headquarters is not documented. Founding locations, offices and contact addresses are recorded separately.
Entity & listing status
Listing status not documented
Current listing status and ticker symbols are not documented. Funding rounds are separate from listing status.

Research & products

Financial & funding snapshots

No financial snapshot with a clear date, currency and entity scope is available. Market capitalization, funding and valuations are separate measures.

History · 1 documented events
  1. Jamba released

    The date follows the visible publication date of the official article, separately from later Jamba releases and the company’s founding.

    AI21 official Jamba announcement ↗
AI21 official company & team profile ↗AI21 official Jamba announcement ↗
Reviewed 2026-10-16 · References last checked 2026-10-16. Financial snapshots retain their own dates and currencies. Funding, valuations and market capitalization are recorded separately.

Model families

Billing & payment details

Check the developer’s official terms for billing plans and payment conditions.API usage and subscription benefits are separate. Listed and settlement currencies may differ; actual payment depends on your account conditions.

Developer model prices

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All quotes, future prices and conditions (0 records)

    No prices are recorded for this version. Check the official pricing page.

    Versions at a glance

    • AI21-Jamba-Large-1.5 →

      ai21labs/AI21-Jamba-Large-1.5

      Uses / inputs & outputs
      Chat

      Text → Text

      Access and licensing
      权重需申请

      Open weights · other · Commercial weight use unknown

      Limits & data status
      Context window: No single value specified

      Current status unknown

    • AI21-Jamba-Large-1.6 →

      ai21labs/AI21-Jamba-Large-1.6

      Uses / inputs & outputs
      Chat

      Text → Text

      Access and licensing
      权重需申请

      Open weights · other · Commercial weight use unknown

      Limits & data status
      Context window: No single value specified

      Current status unknown

    • AI21-Jamba-Mini-1.5 →

      ai21labs/AI21-Jamba-Mini-1.5

      Uses / inputs & outputs
      Chat

      Text → Text

      Access and licensing
      权重需申请

      Open weights · other · Commercial weight use unknown

      Limits & data status
      Context window: No single value specified

      Current status unknown

    • AI21-Jamba-Mini-1.6 →

      ai21labs/AI21-Jamba-Mini-1.6

      Uses / inputs & outputs
      Chat

      Text → Text

      Access and licensing
      权重需申请

      Open weights · other · Commercial weight use unknown

      Limits & data status
      Context window: No single value specified

      Current status unknown

    • AI21-Jamba-Reasoning-3B →

      ai21labs/AI21-Jamba-Reasoning-3B

      Uses / inputs & outputs
      Chat

      Text → Text

      Access and licensing
      Open weights

      Open weights · apache-2.0 · Commercial weight use unknown

      Limits & data status
      Context window: No single value specified

      Current status unknown

    • AI21-Jamba-Reasoning-3B-GGUF →

      ai21labs/AI21-Jamba-Reasoning-3B-GGUF

      Uses / inputs & outputs
      Chat

      Text → Text

      Access and licensing
      Open weights

      Open weights · apache-2.0 · Commercial weight use unknown

      Limits & data status
      Context window: No single value specified

      Current status unknown

    • AI21-Jamba2-3B →

      ai21labs/AI21-Jamba2-3B

      Uses / inputs & outputs
      Chat

      Text → Text

      Access and licensing
      Open weights

      Open weights · apache-2.0 · Commercial weight use unknown

      Limits & data status
      Context window: No single value specified

      Current status unknown

    • AI21-Jamba2-Mini →

      ai21labs/AI21-Jamba2-Mini

      Uses / inputs & outputs
      Chat

      Text → Text

      Access and licensing
      Open weights

      Open weights · apache-2.0 · Commercial weight use unknown

      Limits & data status
      Context window: No single value specified

      Current status unknown

    • AI21-Jamba2-Mini-FP8 →

      ai21labs/AI21-Jamba2-Mini-FP8

      Uses / inputs & outputs
      Chat

      Text → Text

      Access and licensing
      Open weights

      Open weights · apache-2.0 · Commercial weight use unknown

      Limits & data status
      Context window: No single value specified

      Current status unknown

    • Jamba-tiny-random →

      ai21labs/Jamba-tiny-random

      Uses / inputs & outputs
      Text completion

      Text → Text

      Access and licensing
      Open weights

      Open weights · apache-2.0 · Commercial weight use unknown

      Limits & data status
      Context window: No single value specified

      Current status unknown

    • Jamba-v0.1 →

      ai21labs/Jamba-v0.1

      Uses / inputs & outputs
      Text completion

      Text → Text

      Access and licensing
      Open weights

      Open weights · apache-2.0 · Commercial weight use unknown

      Limits & data status
      Context window: No single value specified

      Current status unknown

    Release & lifecycle history

    No documented releases for this family yet. Model release dates, repository changes and listing dates are recorded separately.

    References & scope

    Each version also lists its own specification and license references. Developer regions follow public organization records. They do not establish API availability, operating regions or a user’s location. Catalog as of 2026-10-31.

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