Ternary Bonsai 2 9B
General purposeVisionToolsPrismML · Released October 2026
Ternary Bonsai 2 9B is PrismML’s compact, open-weight language model for conversational AI, reasoning, and tool use.
It belongs to PrismML's Ternary Bonsai line, open models compressed to ternary weights to cut the cost of serving them.
Facts and pricing
- Provider
- PrismML
- Context window
- 262K tokens
- Input price
- 0.96 credits / 1M tokens ($0.080 raw)
- Output price
- 1.6 credits / 1M tokens ($0.13 raw)
- Vision (image input)
- Yes
- Tool calling
- Yes
- Extended reasoning
- No
Credits are what Zeplik bills: 1 credit = $0.10, computed from the raw provider rate with a 1.20x margin. Raw prices shown per 1M tokens.
Try Ternary Bonsai 2 9B now
What Ternary Bonsai 2 9B is best for
- Balanced everyday work: writing, questions, brainstorming and summarization
- Long documents: the 262K-token window holds lengthy reports, contracts or papers whole
- Working with images: screenshots, charts, photos and scanned documents alongside text
- Tool use and agents: reliably calls functions, so it can search, run skills and drive workflows
Example prompts
Prompts that suit a general purpose model like Ternary Bonsai 2 9B:
- Help me outline a talk about what I learned this year
- Compare these two paragraphs and tell me which is clearer and why
- Draft a polite reply declining this invitation
- Explain this concept with a concrete everyday analogy
PrismML family
| Model | Context | Input cr/M | Output cr/M | Released |
|---|---|---|---|---|
| Ternary Bonsai 2 9B | 262K | 0.96 | 1.6 | October 2026 |
| Ternary Bonsai 2 27B | 262K | 0.90 | 6.0 | September 2026 |
Model comparisons
- Claude Opus 5.5 vs Claude Opus 5
- Claude Opus 5.5 vs GPT-6 Astra
- Claude Opus 5.5 vs GPT-6 Sol
- Claude Opus 5.5 vs Claude Sonnet 5
Frequently asked questions
- What is Ternary Bonsai 2 9B?
- Ternary Bonsai 2 9B is an AI model by PrismML. Ternary Bonsai 2 9B is PrismML’s compact, open-weight language model for conversational AI, reasoning, and tool use.
- How much does Ternary Bonsai 2 9B cost on Zeplik?
- Input tokens cost 0.96 credits per million and output tokens 1.6 credits per million (1 credit = $0.10; the raw provider rates are $0.080 and $0.13 per million). New accounts start with free credits.
- How long can a conversation with Ternary Bonsai 2 9B be?
- Ternary Bonsai 2 9B has a 262K-token context window (262,144 tokens), which covers the conversation plus any documents you attach.
- Does Ternary Bonsai 2 9B support images and tools?
- Ternary Bonsai 2 9B accepts image input and supports tool calling.
Related models
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More you can do with Ternary Bonsai 2 9B
- 468 AI skillsReady-to-run expert methods for writing, data, code and more, each running on Ternary Bonsai 2 9B or any model you pick.
- 997 integrationsConnect Gmail, Slack, GitHub, Notion and hundreds more so the assistant can work in your apps.
- Simple pricingPlus, Pro and Max plans with a monthly credit allowance that works across every model.