# Ornith-1.5-397B vs Ornith-1.5-9B

> Side-by-side benchmark comparison for Ornith-1.5-397B and Ornith-1.5-9B across agentic, coding, multimodal, knowledge, reasoning, multilingual, and math tasks.

- Canonical page: https://benchlm.ai/compare/ornith-1-5-397b-vs-ornith-1-5-9b
- Last updated: October 2, 2026

- Shared sourced benchmarks: 16
- HTML indexing: indexable
- Ranking lane: BenchAlign v5.8

## Quick Verdict

Ornith-1.5-397B leads by point estimate. Conditional score ranges do not establish rank confidence. Choose using the category evidence and your own workload tests.

## Summary

- Ornith-1.5-397B has the higher overall point estimate 62.72 to 28.63. Conditional score ranges do not establish rank confidence.
- The clearest category separation is in agentic, where the averages are 56.8 for Ornith-1.5-397B and 18 for Ornith-1.5-9B.
- The biggest single benchmark swing is Terminal-Bench 2.1 in Agentic, with scores of 86.1% and 46.2%.

## Model Snapshot

| Property | Ornith-1.5-397B | Ornith-1.5-9B |
|----------|----------|----------|
| Creator | Ornith AI | Ornith AI |
| Type | Open Weight | Open Weight |
| Reasoning | Reasoning | Reasoning |
| Context | 262K | 262K |
| Overall Score | 62.72 | 28.63 |
| Benchmarks Covered | 18 | 16 |
| Pricing (input/output) | $0.00 / $0.00 | $0.00 / $0.00 |

## Category Breakdown

### Agentic

- Winner: Directional only
- Ornith-1.5-397B public-lane score: 56.8 (Estimated · #29/119)
- Ornith-1.5-9B public-lane score: 18 (Estimated · #101/119)

| Benchmark | Ornith-1.5-397B | Ornith-1.5-9B | Winner |
|-----------|-----------|-----------|--------|
| Terminal-Bench 2.1 | 86.1% | 46.2% | Ornith-1.5-397B |
| HLE w/ tools | 56.1% | 30.5% | Ornith-1.5-397B |
| MCP Atlas | 80% | 54.2% | Ornith-1.5-397B |
| Toolathlon-Verified | 71.2% | 41.2% | Ornith-1.5-397B |
| WideResearch | 80.8% | 59.5% | Ornith-1.5-397B |
| BrowseComp | 86.6% | 56.4% | Ornith-1.5-397B |
| Claw-Eval | 81.4% | 66.5% | Ornith-1.5-397B |

### Coding

- Winner: Not comparable
- Ornith-1.5-397B public-lane score: 54.7 (Estimated · #34/144)
- Ornith-1.5-9B public-lane score: Coming soon

| Benchmark | Ornith-1.5-397B | Ornith-1.5-9B | Winner |
|-----------|-----------|-----------|--------|
| Terminal-Bench 2.1 | 86.1% | 46.2% | Ornith-1.5-397B |
| SWE-bench Verified | 86% | 70.6% | Ornith-1.5-397B |
| SWE-bench Pro | 65.1% | 47.5% | Ornith-1.5-397B |
| SWE Multilingual | 79.6% | 54.4% | Ornith-1.5-397B |
| DeepSWE | 56.0% | Coming soon | Coming soon |
| frontierBench | 13.5% | Coming soon | Coming soon |
| NL2Repo | 59.5% | 32.4% | Ornith-1.5-397B |

### Knowledge

- Winner: Directional only
- Ornith-1.5-397B public-lane score: 63.3 (Estimated · #36/171)
- Ornith-1.5-9B public-lane score: 30.6 (Estimated · #134/171)

| Benchmark | Ornith-1.5-397B | Ornith-1.5-9B | Winner |
|-----------|-----------|-----------|--------|
| GPQA | 92.8% | 86.4% | Ornith-1.5-397B |
| GPQA-D | 92.8% | 86.4% | Ornith-1.5-397B |
| HLE | 44.6% | 20.2% | Ornith-1.5-397B |
| HLE w/o tools | 44.6% | 20.2% | Ornith-1.5-397B |

## FAQ

### Which is better overall, Ornith-1.5-397B or Ornith-1.5-9B?

Ornith-1.5-397B has the higher overall point estimate. Conditional score ranges do not establish rank confidence.

### Where is the biggest gap between Ornith-1.5-397B and Ornith-1.5-9B?

The widest category gap is in agentic, where the averages are 56.8 for Ornith-1.5-397B and 18 for Ornith-1.5-9B.

### How many benchmarks does Ornith-1.5-397B cover on BenchLM?

Ornith-1.5-397B currently has 18 sourced benchmark scores on BenchLM.

### How many benchmarks does Ornith-1.5-9B cover on BenchLM?

Ornith-1.5-9B currently has 16 sourced benchmark scores on BenchLM.

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- [Ornith-1.5-397B vs GPT-6 Astra](/compare/gpt-6-astra-vs-ornith-1-5-397b)
- [Ornith-1.5-9B vs GPT-6 Astra](/compare/gpt-6-astra-vs-ornith-1-5-9b)

## Explore More

- [Ornith-1.5-397B profile](/models/ornith-1-5-397b)
- [Ornith-1.5-9B profile](/models/ornith-1-5-9b)
- [Compare Pricing](/llm-pricing)
- [Alternative Finder](/tools/alternative-finder)
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- [Overall Rankings](/best/overall)