Scheduled for retirement on Nov 26, 2026. Still available at the prices below until then.

Jamba 1.5 Mini

AI21First listed Aug 2024

Tool use

Compare Jamba 1.5 Mini Count tokens for Jamba 1.5 Mini

Context

256K

Max output

256K

Serving providers

Cheapest input

$0.20 /1M

On-demand listed rates, OpenRouter routed quotes and Vercel reseller quotes. Enterprise commitments (committed-use discounts, provisioned throughput, negotiated rates) can be materially lower.

Benchmarks

independent evaluations · source: Artificial Analysis

Headline indices

Intelligence Index

5.2

of 100

Individual benchmarks · click a row for effort variants

Benchmark

Best score

Effort

Cost / task

EvalComputeProxyFrozen Aug 18, 2026

2.6

default

—

GPQA Diamond

30%

default

—

Humanity's Last Exam

default

—

LiveCodeBench

default

—

MMLU-ProFrozen Aug 18, 2026

37%

default

—

SciCodeArtificial Analysis did not report this score in its latest run on Oct 14, 2026

—

Artificial Analysis last published scores for this benchmark on Aug 18, 2026. Scores here are frozen at that date, and models released since are not on it.

Pricing by serving provider

standard tier · per 1M tokens · click a provider to expand

Serving provider

Input /1M

Output /1M

Endpoints

Ai21Cheapest

$0.20

$0.40

Standardjamba-1.5-mini

Component	Unit	Standard
Text input	/1M tok	$0.20
Text output	/1M tok	$0.40

Amazon Bedrock

$0.20

$0.40

Vertex AI Ai21 Models

$0.20

$0.40

Price history

listed seller prices, input and output per 1M tokens

Input Output

Cost calculator

estimate your monthly spend on this model

Input tokens / call

Output tokens / call

Calls / month

Serving provider

$72

estimated / month

Model IDs

copy the exact identifier for your platform

jamba-1.5-miniai21.jamba-1-5-mini-v1:0vertex_ai/jamba-1.5-mini

Frequently asked questions

Jamba 1.5 Mini pricing, context and availability

Is Jamba 1.5 Mini still available?

Yes. Jamba 1.5 Mini is scheduled for retirement on 2026-11-26.

How much does Jamba 1.5 Mini cost?

Jamba 1.5 Mini costs $0.20 per 1M input tokens from Ai21, and $0.40 per 1M output tokens from Ai21.

What is the context window of Jamba 1.5 Mini?

Jamba 1.5 Mini accepts up to 256K tokens of context and can return up to 256K output tokens.

Which providers serve Jamba 1.5 Mini?

Jamba 1.5 Mini is available from 3 serving providers, each with its own pricing and model ID. Ai21 is currently the cheapest.

What can Jamba 1.5 Mini do?

Jamba 1.5 Mini supports tool use.

Other AI21 models

compare pricing across the AI21 lineup

Jamba 1.5 Large$2.00/1M · 3 providers Jamba 1.5$0.20/1M · 2 providers Jamba 1.5 Mini 001$0.20/1M · 2 providers Jamba Instruct$0.50/1M · 2 providers Jamba 1.5 Large 001$2.00/1M · 2 providers Jamba Large 1.7$2.00/1M · 2 providers J2 Mid$10.00/1M · 2 providers J2 Ultra$15.00/1M · 2 providers

Listed prices from LiteLLM, OpenRouter and Vercel · last checked Oct 14, 2026

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