Ternary Bonsai 2 27B is Ternary'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 reasoning model derived from Qwen that supports coding, mathematics, tool calling, and image understanding with a large context window.
Specifications
Canonical IDternary-bonsai-2-27b
TypeLanguage
StatusActive
CreatorTernary
Providers
Context Window262K tokens
Max Output33K tokens
Input ModalitiesImageText
Output ModalitiesText
Reasoning Effortsdefault
Parameters27B
Release Date · 6 days ago

Capabilities

Input2/5
Text
Image
Audio·
Video·
PDF·
Output1/5
Text
Image·
Audio·
Video·
Embedding·
Capabilities4/13
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
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 Ternary 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 Ternary Bonsai 2 27B
Unlock the full ranked list and FP8 / INT4 quantization with a CloudPrice subscription.

Versions

VersionReleasedContextInput / 1MOutput / 1MStatus
Qwen3.8 2.4T A95B1.0M$2.00$6.00Available
Qwen Audio 3 Flash ASRAvailable
Qwen Audio 3 Flash ASR FiletransAvailable
Qwen Audio 3 Flash ASR StreamingAvailable
Qwen Audio 3 Flash Realtime$0.230$0.930Available
Qwen Audio 3 Plus Realtime$0.800$6.40Available
Qwen Audio 3 Plus TTSAvailable
Qwen Audio 3.1 Plus Realtime$0.800$6.40Available
Qwen Image 3Available
Qwen Image 3.0 ProAvailable
Ternary Bonsai 2 27B262K$0.075$0.500Current

Model IDs

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