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prism-ml Ternary Bonsai 2 9B

Last updated: 47m ago

by prism-ml

High confidence

Ternary Bonsai 2 9B is PrismML’s compact, open-weight language model for conversational AI, reasoning, and tool use. Built on Qwen3.5, it uses ternary weights packed into 2 bits for efficient...

40
Overall Score251
Rank #194 of 444 in Coding
Top 44% · Methodology v3
Score Trend
40/100
14-day history
API Pricing
$0.08/M in
$0.13/M out
Context Window
262.1K
65.5K max output
9B parameters
262.1K token context
Released 2026-10-16
#194range #171-#217Top 44%
#1#444

Signal Overview

Capabilities83Pricing100Context86Recency100Output77

Score Breakdown

SignalStrengthWeightImpact
Capabilitiesjust now
83
30%+25.0
Pricingjust now
100
25%+25.0
Recencyjust now
100
15%+15.0
Context Windowjust now
86
15%+12.9
Output Capacityjust now
77
15%+11.5

Capabilities

Reasoning
Vision
Function Calling
JSON Mode
Streaming
Web Search
Image Output

Modalities

Input
text
image
Output
text

Recent prism-ml releases

View this model against the provider’s recent shipping cadence.

Reviews

Community and practitioner feedback adds real-world signal on top of benchmarks and pricing.

Reviews

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Frequently Asked Questions

Ternary Bonsai 2 9B by prism-ml excels in the Coding category, where it ranks #194 with a composite score of 40/100. Ternary Bonsai 2 9B is PrismML’s compact, open-weight language model for conversational AI, reasoning, and tool use. Built on Qwen3.5, it uses ternary weights packed into 2 bits for efficient... It is particularly strong in areas highlighted by its top benchmark performance and adoption metrics, making it suitable for both individual developers and enterprise teams looking for a reliable coding solution.
Ternary Bonsai 2 9B is priced at $0.08 per million input tokens and $0.13 per million output tokens (USD). Contact the provider for volume discounts and enterprise pricing. Pricing is competitive within the coding category and reflects the model's quality-to-cost ratio.
In the Coding category, Ternary Bonsai 2 9B holds rank #194 out of 444 models tracked. Its quality rank is #194 and adoption rank is #194. You can use our comparison tool at /compare to see detailed side-by-side metrics with specific alternatives. Key differentiators include its composite scoring across benchmarks, community sentiment, and real-world adoption rates.
Ternary Bonsai 2 9B has been evaluated across 5 different signals. Its strongest areas include Capabilities (83/100), Pricing (100/100), Context Window (86/100). These scores are derived from industry-standard benchmarks, community ratings, and real-world performance metrics. The composite score of 40/100 reflects a weighted combination of all tracked signals.
Ternary Bonsai 2 9B is a paid model, though some providers may offer trial credits or limited free tiers for evaluation. Check prism-ml's website for current free tier availability and promotional offers.
Ternary Bonsai 2 9B supports a 262K token context window (262,144 tokens total). That translates to roughly 196,608 words in a single prompt. This is large enough to process entire codebases, research papers, or long conversation histories in one shot.
Ternary Bonsai 2 9B can generate up to 66K output tokens (65,536 tokens) per response. That is roughly 49,152 words. This is enough for generating complete code files, detailed reports, or long-form content in a single response.
Ternary Bonsai 2 9B supports image understanding (vision), function/tool calling, structured JSON output, extended reasoning/chain-of-thought, streaming responses. Function calling lets you integrate it with external APIs and tools programmatically. Vision support means it can analyze images, screenshots, and diagrams alongside text. These capabilities determine which workflows and integrations the model can handle natively.
Yes, Ternary Bonsai 2 9B is an open-source model. You can download the weights, run it locally, fine-tune it for your use case, or deploy it on your own infrastructure. Many cloud providers also offer hosted versions if you prefer not to manage the infrastructure yourself. Self-hosting gives you full control over data privacy and eliminates per-token API costs.
Ternary Bonsai 2 9B was developed by prism-ml. It was released on October 16, 2026. You can access it through prism-ml's API or download the model weights directly. Check our provider page for all models from prism-ml and how they compare against each other.
Pick Ternary Bonsai 2 9B when you need a budget-friendly option for high-volume, simpler tasks where you prioritize cost over peak performance. If your task is straightforward text completion or classification, a cheaper model might give you 90% of the quality at a fraction of the price. Run a quick benchmark on your actual use case before committing.
You can access Ternary Bonsai 2 9B through prism-ml's API using standard HTTP requests or their official SDK. Most providers support OpenAI-compatible endpoints, so switching between models often requires changing just the model name in your API call. Streaming is supported for real-time token-by-token output. For production use, implement proper error handling, rate limiting, and cost monitoring.

Key Info

Providerprism-ml
CategoryCoding
Max Output65.5K tokens
LicenseOpen Source
Statusstable
Data updated: Oct 27, 2026

Pricing Tools

Pricingper 1M tokens
Best value
97% cheaper than category average
Input
$0.08
-96% vs avg
Output
$0.13
-99% vs avg

Cost Estimator

Input: 70%Output: 30%
Est. monthly cost$0.95
Category average$42.79

You save $41.84/month vs category average

Access & Availability

Hosted APIAvailable
PlaygroundAvailable
Open weightsYes
Hugging FaceWeights

Why This Rank

+Capabilities
+Pricing
+Recency
+Context Window

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