# Beam vs Ternary Bonsai 2 27B

> Side-by-side benchmark comparison for Beam and Ternary Bonsai 2 27B across agentic, coding, multimodal, knowledge, reasoning, multilingual, and math tasks.

- Canonical page: https://benchlm.ai/compare/reflection-beam-vs-ternary-bonsai-2-27b
- Last updated: October 5, 2026

- Shared sourced benchmarks: 6
- HTML indexing: indexable
- Ranking lane: BenchAlign v5.8

## Quick Verdict

Ternary Bonsai 2 27B leads by point estimate. Conditional score ranges do not establish rank confidence. Choose using the category evidence and your own workload tests.

## Summary

- Ternary Bonsai 2 27B has the higher overall point estimate 53.12 to 0. Conditional score ranges do not establish rank confidence.
- The biggest single benchmark swing is Terminal-Bench 2.1 in Agentic, with scores of 80.1% and 52.8%.
- Ternary Bonsai 2 27B is the cheaper option on output tokens, which matters if you expect large responses or heavy interactive use.
- Ternary Bonsai 2 27B also has the larger context window at 262K.

## Model Snapshot

| Property | Beam | Ternary Bonsai 2 27B |
|----------|----------|----------|
| Creator | Reflection AI | Prism ML |
| Type | Pending | Open Weight |
| Reasoning | Reasoning | Reasoning |
| Context | null | 262K |
| Overall Score | null | 53.12 |
| Benchmarks Covered | 16 | 21 |
| Pricing (input/output) | Pricing unavailable / Pricing unavailable | $0.00 / $0.00 |

## Category Breakdown

### Agentic

- Winner: Not comparable
- Beam public-lane score: Coming soon
- Ternary Bonsai 2 27B public-lane score: Coming soon

| Benchmark | Beam | Ternary Bonsai 2 27B | Winner |
|-----------|-----------|-----------|--------|
| Terminal-Bench 2.1 | 80.1% | 52.8% | Beam |
| MCP Atlas | 78.7% | Coming soon | Coming soon |
| BrowseComp | 77.4% | Coming soon | Coming soon |
| DeepSearchQA | 80.1% | Coming soon | Coming soon |
| τ²-bench results | Coming soon | 80.2% | Coming soon |
| BFCL v3 | Coming soon | 74.9% | Coming soon |

### Coding

- Winner: Not comparable
- Beam public-lane score: Coming soon
- Ternary Bonsai 2 27B public-lane score: Coming soon

| Benchmark | Beam | Ternary Bonsai 2 27B | Winner |
|-----------|-----------|-----------|--------|
| DeepSWE | 44.4% | Coming soon | Coming soon |
| SWE-bench Pro | 65.5% | Coming soon | Coming soon |
| Terminal-Bench 2.1 | 80.1% | 52.8% | Beam |
| SWE-Atlas Codebase QnA | 34.6% | Coming soon | Coming soon |
| SWE Multilingual | 78% | Coming soon | Coming soon |
| SWE-bench Verified | 80.9% | 60.8% | Beam |
| SciCode | 49.7% | Coming soon | Coming soon |
| LiveCodeBench v6 | Coming soon | 90.1% | Coming soon |
| BigCodeBench | Coming soon | 58.1% | Coming soon |

### Reasoning

- Winner: Not comparable
- Beam public-lane score: Coming soon
- Ternary Bonsai 2 27B public-lane score: 75.2 (Unranked · 1 rankable row)

| Benchmark | Beam | Ternary Bonsai 2 27B | Winner |
|-----------|-----------|-----------|--------|
| LongBench v2 | 65.5% | Coming soon | Coming soon |

### Multimodal & Grounded

- Winner: Not comparable
- Beam public-lane score: Coming soon
- Ternary Bonsai 2 27B public-lane score: Coming soon

| Benchmark | Beam | Ternary Bonsai 2 27B | Winner |
|-----------|-----------|-----------|--------|
| CharXiv (overall) | Coming soon | 80.0% | Coming soon |
| A-OKVQA | Coming soon | 86.8% | Coming soon |
| OmniDocBench 1.6 | Coming soon | 89.1% | Coming soon |
| RealWorldQA | Coming soon | 80.1% | Coming soon |
| OCRBench V2 | Coming soon | 56.9% | Coming soon |

### Knowledge

- Winner: Not comparable
- Beam public-lane score: Coming soon
- Ternary Bonsai 2 27B public-lane score: Coming soon

| Benchmark | Beam | Ternary Bonsai 2 27B | Winner |
|-----------|-----------|-----------|--------|
| GPQA-D | 90.5% | 85.8% | Beam |
| HLE w/o tools | 36.2% | Coming soon | Coming soon |
| MMLU-Redux | Coming soon | 89.1% | Coming soon |
| GPQA | Coming soon | 85.8% | Coming soon |

### Instruction Following

- Winner: Not comparable
- Beam public-lane score: Coming soon
- Ternary Bonsai 2 27B public-lane score: 70.3 (#64/125)

| Benchmark | Beam | Ternary Bonsai 2 27B | Winner |
|-----------|-----------|-----------|--------|
| IFBench | 79.7% | 74% | Beam |
| IFEval | Coming soon | 91.3% | Coming soon |

### Mathematics

- Winner: Not comparable
- Beam public-lane score: Coming soon
- Ternary Bonsai 2 27B public-lane score: 76.8 (Unranked · 4 rankable rows)

| Benchmark | Beam | Ternary Bonsai 2 27B | Winner |
|-----------|-----------|-----------|--------|
| AIME26 | 97.8% | 95.8% | Beam |
| GSM8K | Coming soon | 96.7% | Coming soon |
| MATH-500 | Coming soon | 98.8% | Coming soon |
| AIME 2025 | Coming soon | 95% | Coming soon |

## FAQ

### Which is better overall, Beam or Ternary Bonsai 2 27B?

Ternary Bonsai 2 27B has the higher overall point estimate. Conditional score ranges do not establish rank confidence.

### How many benchmarks does Beam cover on BenchLM?

Beam currently has 16 sourced benchmark scores on BenchLM.

### How many benchmarks does Ternary Bonsai 2 27B cover on BenchLM?

Ternary Bonsai 2 27B currently has 21 sourced benchmark scores on BenchLM.

## Related Comparisons

- [Beam vs Claude Opus 5.5](/compare/claude-opus-5-5-vs-reflection-beam)
- [Ternary Bonsai 2 27B vs Claude Opus 5.5](/compare/claude-opus-5-5-vs-ternary-bonsai-2-27b)
- [Beam vs GPT-6 Astra](/compare/gpt-6-astra-vs-reflection-beam)
- [Ternary Bonsai 2 27B vs GPT-6 Astra](/compare/gpt-6-astra-vs-ternary-bonsai-2-27b)

## Explore More

- [Beam profile](/models/reflection-beam)
- [Ternary Bonsai 2 27B profile](/models/ternary-bonsai-2-27b)
- [Compare Pricing](/llm-pricing)
- [Alternative Finder](/tools/alternative-finder)
- [LLM Selector](/tools/llm-selector)
- [Overall Rankings](/best/overall)