Availability

Publicly available

Provider

AI21 Labs

Country

ISR

Family

Jamba

Status

Current

Weights

Open

Release date

2026-01-08T00:00:00.000Z

Modalities

text (both)

Input per million tokens

0.2 USD

Output per million tokens

0.4 USD

Price effective from

2026-09-25T00:00:00.000Z

Licence

apache-2.0

Total parameters

52 billion

Active parameters

12 billion

Aliases

jamba-mini, jamba-mini-2, jamba-mini-2-2026-01

Traits

• context_window256,000 tokens