Jamba2 Mini is a large language model from AI21 Labs, released on January 8, 2026. It accepts text input.

When was Jamba2 Mini released?

AI21 Labs released Jamba2 Mini on January 8, 2026.

How much does Jamba2 Mini cost?

Jamba2 Mini costs $0.20 per 1M input tokens and $0.40 per 1M output tokens through the AI21 Labs API. Prices are from AI21 Labs's official pricing as of October 5, 2026.

What is Jamba2 Mini's context window?

Jamba2 Mini has a 256K-token context window and can generate up to 4K output tokens.

How does Jamba2 Mini score on benchmarks?

Jamba2 Mini has 4 cited benchmark scores, including Collie 33%, FACTS 57% and IFBench 38%. Each score links to its source.

Jamba2 Mini

AI21 Labs·Pending·Released 2026-01-08text

Context256k

Max output4.096k

Input / 1M$0.2 ↗

Output / 1M$0.4 ↗

Cached in-

Benchmarks4

Benchmarks

Cited public sources · rank is exact-benchmark, apples-to-apples

Collie

#1/233% ↗

FACTS

#2/357% ↗

IFBench

#10/1238% ↗

IFEval

#1/2497% ↗

Compare

vs Gemini 4 Argon vs GPT-6.1 Sol vs Claude Sonnet 5.5 vs Muse Spark 1.3 vs GPT-6 Sol vs GPT-6 Luna vs Claude Opus 5.5 vs GPT-6 Astra

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Jamba2 Mini FAQ

What is Jamba2 Mini?: Jamba2 Mini is a large language model from AI21 Labs, released on January 8, 2026. It accepts text input.
When was Jamba2 Mini released?: AI21 Labs released Jamba2 Mini on January 8, 2026.
How much does Jamba2 Mini cost?: Jamba2 Mini costs $0.20 per 1M input tokens and $0.40 per 1M output tokens through the AI21 Labs API. Prices are from AI21 Labs's official pricing as of October 5, 2026.
What is Jamba2 Mini's context window?: Jamba2 Mini has a 256K-token context window and can generate up to 4K output tokens.
How does Jamba2 Mini score on benchmarks?: Jamba2 Mini has 4 cited benchmark scores, including Collie 33%, FACTS 57% and IFBench 38%. Each score links to its source.

Access Jamba2 Mini and every other model through one endpoint with automatic failover: Respan gateway.