Bonsai 2 27B is Prism Ml's language model with a 262K context window and up to 33K output tokens, starting at $0.075 / 1M input and $0.5 / 1M output. A 27B-parameter large language model from Prism ML's Bonsai series, designed for general-purpose language understanding and generation.
Specifications
Canonical IDprism-ml-bonsai-2-27b
TypeLanguage
StatusActive
CreatorPrism Ml
Providers
Context Window262K tokens
Max Output33K tokens
Input ModalitiesImage
Output ModalitiesText
Reasoning Effortsdefault
Parameters27B

Capabilities

Input1/5
Text·
Image
Audio·
Video·
PDF·
Output1/5
Text
Image·
Audio·
Video·
Embedding·
Capabilities3/13
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

US Dollar ($)
Per 1M tokens
ProviderStandard
Input
$ / 1M
Output
$ / 1M
OpenRouter logo
OpenRouter
openrouter/prism-ml/ternary-bonsai-2-27b
$0.075$0.5

Cost Calculator

US Dollar ($)
Preset:

Cheapest Instances to Run It

Cloud GPU instances that can host Bonsai 2 27B, ranked by cheapest on-demand price. The model needs about 65 GB of GPU memory at FP16 precision (estimated from its parameter count), so treat the fit as guidance rather than a guarantee.

All clouds
FP16 (full precision)
US Dollar ($)
Instance
Cloud
GPU
VRAM
Price
Cheapest region
Standard_NP20sAzure2× AMD Alveo U250 FPGA (64GB)128 GB$3.30/hr
g7e.2xlargeAWSRTX PRO Server 600096 GB$3.36/hr
Standard_NC24ads_A100_v4AzureNVIDIA A10080 GB$3.67/hr
7 more instances can run Bonsai 2 27B
Unlock the full ranked list and FP8 / INT4 quantization with a CloudPrice subscription.

Versions

VersionReleasedContextInput / 1MOutput / 1MStatus
Bonsai 2 27B262K$0.075$0.500Current
Bonsai 27B262KAvailable

Model IDs

openrouter/prism-ml/ternary-bonsai-2-27b
prism-ml-bonsai-2-27b