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Jamba 1.5 Large


Jamba 1.5 Large is AI21 Labs logoAI21 Labs's language model with a 256K context window and up to 8K output tokens, available from 4 providers, starting at $2.00 / 1M input and $2.80 / 1M output. The large-tier variant of AI21's Jamba 1.5 hybrid SSM-Transformer model, delivering high-quality output for complex enterprise language tasks.
Spec
Canonical IDai21-jamba-1-5-large
TypeLanguage
StatusActive
CreatorAI21 LabsAI21 Labs
Providers
Context Window256K tokens
Max Output8K tokens
Input ModalitiesText
Output ModalitiesText
Release Date · 2 years ago
Intelligence Index
10.7
#367
MMLU-Pro
0.6
#258
GPQA
0.4
#341
HLE
0.0
#373
LiveCodeBench
0.1
#274
AIME
0.0
#138
Time to First Token
SciCode
0.2
#360
MATH-500
0.6
#142
Output TPS
0.0
#271

Capabilities

Input1/5
Text
Image·
Audio·
Video·
PDF·
Output1/5
Text
Image·
Audio·
Video·
Embedding·
Capabilities0/13
Reasoning·
Adaptive Reasoning·
Function Calling·
Parallel Function Calling·
Structured Outputs·
Native JSON Schema·
Web Search·
URL Context·
Computer Use·
Code Execution·
File Search·
Prompt Caching·
Assistant Prefill·

Pricing by Provider

ProviderStandardBatch
Input
$ / 1M
Output
$ / 1M
Input
$ / 1M
Output
$ / 1M
AI21 Labs logo
AI21 Labs
jamba-1.5-large@001
$2.00$8.00
Amazon Bedrock logo
Amazon Bedrock
ai21.jamba-1-5-large-v1:0
$2.00$8.00
Google Vertex AI logo
Google Vertex AI
vertex_ai/jamba-1.5-large@001
$2.00$8.00
Snowflake logo
Snowflake
jamba-1.5-large
$2.80$2.80$1.40$1.40

Regional pricing

Provider-specific pricing that varies by region.
Amazon Bedrock logo
Amazon Bedrock
3 regions
RegionStandard
Input
$ / 1M
Output
$ / 1M
Global
Global$2.00$8.00
Europe
Europe (Frankfurt)/ eu-central-1$2.00$8.00
US
US East (Virginia)/ us-east-1$2.00$8.00

Cost Calculator

Preset:
Compares every provider & tier in USD

Versions

VersionReleasedContextInput / 1MOutput / 1MStatus
Jamba 1.7 Large256K$2.00$8.00Available
Jamba 1.5 Large256K$2.00$2.80Current
Jamba 1.6 Large256K$2.00$8.00Available

Other models

ModelTierReleasedContextInput / 1MOutput / 1M
Jamba 1.5 MiniMini256K$0.200$0.200
Jamba 1.5256K$0.200$0.400
Jamba 1.6 MiniMini256K$0.200$0.400
Jamba 1.7 MiniMini256K$0.200$0.400
Jamba Instruct256K$0.500$0.700
Jamba Reasoning 3B

Model IDs