The Orchestrator › Models › Prism ML
Prism ML: PrismML: Ternary Bonsai 2 9B
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...
Specifications
| Provider | Prism ML |
| Model ID | prism-ml/ternary-bonsai-2-9b |
| Context window | 262K tokens (262,144) |
| Modalities | text + image → text |
| Tokenizer | Qwen |
| Router sources | OpenRouter |
| Released | 2026-10-16 |
| Tracked since | 2026-11-14 |
| Popularity | Not in the ranked set |
| Reasoning | On by default |
Pricing (per million tokens)
| Variant | Source | API ID | Input | Output | Context |
|---|---|---|---|---|---|
| standard | OpenRouter | prism-ml/ternary-bonsai-2-9b | $0.08 | $0.13 | 262K |
Recorded price history
| Date | Input / 1M | Output / 1M | Context |
|---|---|---|---|
| 2026-11-14 | $0.08 | $0.13 | 262K |
Capabilities
Vision (image input)Agentic tool useStructured outputsReasoning mode256K+ context windowControllable reasoning
Supported parameters
frequency_penalty, include_reasoning, logprobs, max_tokens, presence_penalty, reasoning, repetition_penalty, response_format, seed, stop, structured_outputs, temperature, tool_choice, tools, top_k, top_logprobs, top_p