# Beam vs Ultramarine 1 Flash

> Side-by-side benchmark comparison for Beam and Ultramarine 1 Flash across agentic, coding, multimodal, knowledge, reasoning, multilingual, and math tasks.

- Canonical page: https://benchlm.ai/compare/reflection-beam-vs-ultramarine-1-flash
- Last updated: October 15, 2026

- Shared sourced benchmarks: 3
- HTML indexing: indexable
- Ranking lane: BenchAlign v5.8

## Quick Verdict

Evidence is too thin for a benchmark verdict: Beam and Ultramarine 1 Flash share only 3 sourced benchmark rows.

## Summary

- Only 3 shared sourced benchmark rows are available. That is not enough for a broad capability verdict, so this mirror does not name an overall winner.
- Beam has the lower published output-token price.

## Model Snapshot

| Property | Beam | Ultramarine 1 Flash |
|----------|----------|----------|
| Creator | Reflection AI | Paper Instruments |
| Type | Pending | Proprietary |
| Reasoning | Reasoning | Reasoning |
| Context | null | Not disclosed |
| Independent public score (not head-to-head) | null | null |
| Benchmarks Covered | 16 | 5 |
| Pricing (input/output) | Pricing unavailable / Pricing unavailable | $0.15 / $0.50 |

## Category Breakdown

### Agentic

- Winner: Insufficient shared evidence
- Beam public-lane score: Coming soon
- Ultramarine 1 Flash public-lane score: Coming soon

| Benchmark | Beam | Ultramarine 1 Flash | Winner |
|-----------|-----------|-----------|--------|
| Terminal-Bench 2.1 | 80.1% | 83.2% | Ultramarine 1 Flash |
| MCP Atlas | 78.7% | Coming soon | Coming soon |
| BrowseComp | 77.4% | Coming soon | Coming soon |
| DeepSearchQA | 80.1% | Coming soon | Coming soon |
| JobBench | Coming soon | 62.9% | Coming soon |
| AutomationBench | Coming soon | 50.2% | Coming soon |

### Coding

- Winner: Insufficient shared evidence
- Beam public-lane score: Coming soon
- Ultramarine 1 Flash public-lane score: Coming soon

| Benchmark | Beam | Ultramarine 1 Flash | Winner |
|-----------|-----------|-----------|--------|
| DeepSWE | 44.4% | 61.5% | Ultramarine 1 Flash |
| SWE-bench Pro | 65.5% | Coming soon | Coming soon |
| Terminal-Bench 2.1 | 80.1% | 83.2% | Ultramarine 1 Flash |
| SWE-Atlas Codebase QnA | 34.6% | Coming soon | Coming soon |
| SWE Multilingual | 78% | Coming soon | Coming soon |
| SWE-bench Verified | 80.9% | Coming soon | Coming soon |
| SciCode | 49.7% | Coming soon | Coming soon |

### Reasoning

- Winner: Insufficient shared evidence
- Beam public-lane score: Coming soon
- Ultramarine 1 Flash public-lane score: Coming soon

| Benchmark | Beam | Ultramarine 1 Flash | Winner |
|-----------|-----------|-----------|--------|
| LongBench v2 | 65.5% | Coming soon | Coming soon |

### Knowledge

- Winner: Insufficient shared evidence
- Beam public-lane score: Coming soon
- Ultramarine 1 Flash public-lane score: Coming soon

| Benchmark | Beam | Ultramarine 1 Flash | Winner |
|-----------|-----------|-----------|--------|
| GPQA-D | 90.5% | Coming soon | Coming soon |
| HLE w/o tools | 36.2% | Coming soon | Coming soon |

### Instruction Following

- Winner: Insufficient shared evidence
- Beam public-lane score: Coming soon
- Ultramarine 1 Flash public-lane score: Coming soon

| Benchmark | Beam | Ultramarine 1 Flash | Winner |
|-----------|-----------|-----------|--------|
| IFBench | 79.7% | Coming soon | Coming soon |

### Mathematics

- Winner: Insufficient shared evidence
- Beam public-lane score: Coming soon
- Ultramarine 1 Flash public-lane score: Coming soon

| Benchmark | Beam | Ultramarine 1 Flash | Winner |
|-----------|-----------|-----------|--------|
| AIME26 | 97.8% | Coming soon | Coming soon |

## FAQ

### Is there enough evidence to pick between Beam and Ultramarine 1 Flash?

Not yet. The models share only 3 sourced benchmark rows, so this mirror reports the available measurements and metadata without naming a broad winner.

### What can I compare safely on this page?

Published pricing, context windows, model type, and individual shared benchmark rows are directly comparable. Independent overall scores and non-overlapping benchmark coverage are labeled separately and should not be read as a controlled head-to-head result.

## Related Comparisons

- [Beam vs Claude Opus 5.5](/compare/claude-opus-5-5-vs-reflection-beam)
- [Ultramarine 1 Flash vs Claude Opus 5.5](/compare/claude-opus-5-5-vs-ultramarine-1-flash)
- [Beam vs GPT-6.1 Sol](/compare/gpt-6-1-sol-vs-reflection-beam)
- [Ultramarine 1 Flash vs GPT-6.1 Sol](/compare/gpt-6-1-sol-vs-ultramarine-1-flash)

## Explore More

- [Beam profile](/models/reflection-beam)
- [Ultramarine 1 Flash profile](/models/ultramarine-1-flash)
- [Compare Pricing](/llm-pricing)
- [Alternative Finder](/tools/alternative-finder)
- [LLM Selector](/tools/llm-selector)
- [Overall Rankings](/best/overall)