Claude Sonnet 4.5 vs Bonsai Image Ternary 4B
At a Glance
| Compare | Claude Sonnet 4.5Anthropic |  Bonsai Image Ternary 4BPrismML |
|---|---|---|
| Intelligence, Cost, and Efficiency | ||
| IntelligenceHigher is better · MM Intelligence v2.5 | #36 of 4627.7 score · 2/3 sources · provisional · missing LiveBench · full-core range 18.5–51.8 | UnrankedNot in the 46-model eligible cohort |
| Pricing and Limits | ||
| Input priceFrom · USD / 1M tokens | $3.00Anthropic ↗ · Sep 3, 2026 | Not reported |
| Output priceFrom · USD / 1M tokens | $15.00Anthropic ↗ · Sep 3, 2026 | Not reported |
| Context windowMaximum documented tokens | 200K | Not reported |
| Model facts checked | Sep 3, 2026View model evidence → | Sep 18, 2026View model evidence → |
Token prices are the lowest available sourced USD rates; input and output may use different providers. Cost ranking estimates output spend on LiveBench, not a full request bill. Ranking methodology →
Available Benchmarks
Side-by-Side Facts
| Field | Claude Sonnet 4.5 | Bonsai Image Ternary 4B |
|---|---|---|
| Developer | Anthropic | PrismML |
| Family | Claude 4 | Bonsai Image 4b |
| Model | Claude Sonnet 4.5 | Bonsai Image Ternary 4B |
| Version | Claude Sonnet 4.5 | Bonsai Image Ternary 4B |
| Lifecycle | active | active |
| Released | 2025-09-29 | 2026-05-21 |
| Knowledge cutoff | 2025-01-01 | Unknown |
| Input modalities | Text, Image | Text |
| Output modalities | Text | Image |
| Context window | 200K | Unknown |
| Total parameters | Unknown | 4B |
| Active parameters | Unknown | Unknown |
| License | Unknown | apache-2.0 |
| Open weights | No | Yes |
| API available | Yes | No |
| Self-hostable | No | Yes |
| Provider access | Anthropic (Standard) | Unknown |
| Capabilities | chat, generation, reasoning, structured_outputs, tools | generation |
| Base model | Unknown | FLUX.2 Klein 4B |
| Default resolution | Unknown | 512 × 512 |
| Transformer size | Unknown | 1.21 GB |
| Weight format | Unknown | Ternary weights with FP16 group scales |
Claude Sonnet 4.5 Capabilities
Bonsai Image Ternary 4B Capabilities
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Claude Sonnet 4.5Anthropic | vs |  Qwen3.8-MaxQwen | cross-developer peersimage, text |
Claude Sonnet 4.5Anthropic | vs |  Kimi-K3Moonshot AI | cross-developer peersimage, text |
 MiniMax-M3MiniMax | vs | Claude Sonnet 4.5Anthropic | cross-developer peersimage, text |
Claude Sonnet 4.5Anthropic | vs |  GLM-5.3Z.ai | cross-developer peerstext |
Claude Sonnet 4.5Anthropic | vs |  Hy4 previewTencent | cross-developer peerstext |
Claude Sonnet 4.5Anthropic | vs | Seed 2.1 ProByteDance Seed | cross-developer peersimage, text |
Claude Sonnet 4.5Anthropic | vs |  Mistral Large 3Mistral AI | cross-developer peersimage, text |
Primary Evidence
Sources and Freshness
Questions
Claude Sonnet 4.5 vs Bonsai Image Ternary 4B FAQs
Is Claude Sonnet 4.5 or Bonsai Image Ternary 4B better for coding?+
This comparison does not currently contain a protocol-matched coding benchmark for both Claude Sonnet 4.5 and Bonsai Image Ternary 4B, so Model Markets cannot name a coding leader from pricing, context size, or capability labels alone.
Which is cheaper, Claude Sonnet 4.5 or Bonsai Image Ternary 4B?+
Only Claude Sonnet 4.5 has a directly sourced input price: $3.00 per million tokens. Only Claude Sonnet 4.5 has a directly sourced output price: $15.00 per million tokens.
Which has a larger context window, Claude Sonnet 4.5 or Bonsai Image Ternary 4B?+
Neither model has a larger sourced context window in this comparison. Claude Sonnet 4.5 is 200K and Bonsai Image Ternary 4B is —.
Which performs better in benchmarks, Claude Sonnet 4.5 or Bonsai Image Ternary 4B?+
There is no overall benchmark winner: At least two independently verified, protocol-matched benchmarks are required for an overall winner.
Can Claude Sonnet 4.5 or Bonsai Image Ternary 4B be self-hosted?+
Bonsai Image Ternary 4B is the only model in this pair currently marked as self-hostable. Claude Sonnet 4.5 is not marked open weight; Bonsai Image Ternary 4B is open weight.
Can Claude Sonnet 4.5 and Bonsai Image Ternary 4B understand images?+
Claude Sonnet 4.5 is documented with image input; Bonsai Image Ternary 4B is not documented with image input. This reflects supported input modalities, not vision quality.
Which can generate longer answers, Claude Sonnet 4.5 or Bonsai Image Ternary 4B?+
Neither has a larger sourced maximum output. Claude Sonnet 4.5 is 64K and Bonsai Image Ternary 4B is —.
Do Claude Sonnet 4.5 and Bonsai Image Ternary 4B support reasoning and tool use?+
Claude Sonnet 4.5: reasoning, tool calling, and image input. Bonsai Image Ternary 4B: none of these features are definitively sourced. Feature support does not establish relative quality.
Which is available from more inference providers, Claude Sonnet 4.5 or Bonsai Image Ternary 4B?+
Claude Sonnet 4.5 has 1 sourced provider route; Bonsai Image Ternary 4B has 0, so Claude Sonnet 4.5 has broader tracked availability.
Which offers better value, Claude Sonnet 4.5 or Bonsai Image Ternary 4B?+
There is no universal value winner. Compare the input and output prices above with the matched benchmark result for your workload: cheaper tokens can be offset by different quality, token usage, latency, or provider availability.