# Hy4 vs Beam 1.0 501B-A23B FP8

> Side-by-side benchmark comparison for Hy4 and Beam 1.0 501B-A23B FP8 across agentic, coding, multimodal, knowledge, reasoning, multilingual, and math tasks.

- Canonical page: https://benchlm.ai/compare/hy4-vs-reflection-beam-fp8
- Last updated: November 4, 2026

- Shared sourced benchmarks: 2
- HTML indexing: indexable
- Ranking lane: BenchAlign v5.8

## Quick Verdict

Evidence is too thin for a benchmark verdict: Hy4 and Beam 1.0 501B-A23B FP8 share only 2 sourced benchmark rows.

## Summary

- Only 2 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 1.0 501B-A23B FP8 has the lower published output-token price.

## Model Snapshot

| Property | Hy4 | Beam 1.0 501B-A23B FP8 |
|----------|----------|----------|
| Creator | Tencent | Reflection AI |
| Type | Pending | Open Weight |
| Reasoning | Reasoning | Reasoning |
| Context | 1M | 1M |
| Independent public score (not head-to-head) | null | null |
| Benchmarks Covered | 15 | 19 |
| Pricing (input/output) | $0.834 / $2.501 | Pricing unavailable / Pricing unavailable |

## Category Breakdown

### Agentic

- Winner: Insufficient shared evidence
- Hy4 public-lane score: Coming soon
- Beam 1.0 501B-A23B FP8 public-lane score: Coming soon

| Benchmark | Hy4 | Beam 1.0 501B-A23B FP8 | Winner |
|-----------|-----------|-----------|--------|
| Terminal-Bench 4.0 | 44.40% | Coming soon | Coming soon |
| Terminal-Bench-Science 0.1 | 19.8% | Coming soon | Coming soon |
| HLE w/ tools | 59.1% | 51.1% | Hy4 |
| Agents' Last Exam | 41.0% | Coming soon | Coming soon |
| APEX-Agents | 75.2% | Coming soon | Coming soon |
| AutomationBench | 56.2% | Coming soon | Coming soon |
| OSWorld 2.1 | 78.9% | Coming soon | Coming soon |
| τ³-bench results | Coming soon | 36.8% | Coming soon |
| Terminal-Bench 2.1 | Coming soon | 78.9% | Coming soon |
| MCP Atlas | Coming soon | 81.5% | Coming soon |
| BrowseComp | Coming soon | 76.7% | Coming soon |
| DeepSearchQA | Coming soon | 79.6% | Coming soon |

### Coding

- Winner: Insufficient shared evidence
- Hy4 public-lane score: Coming soon
- Beam 1.0 501B-A23B FP8 public-lane score: Coming soon

| Benchmark | Hy4 | Beam 1.0 501B-A23B FP8 | Winner |
|-----------|-----------|-----------|--------|
| DeepSWE | 74.9% | 43.0% | Hy4 |
| sweMarathon | 43.8% | Coming soon | Coming soon |
| ProgramBench | 30.0% | Coming soon | Coming soon |
| FrontierCode 2.0 | 31.0% | Coming soon | Coming soon |
| PostTrainBench v1.2 | 35.2% | Coming soon | Coming soon |
| SWE-bench Pro | Coming soon | 65.9% | Coming soon |
| Terminal-Bench 2.1 | Coming soon | 78.9% | Coming soon |
| SWE-Atlas Codebase QnA | Coming soon | 32.2% | Coming soon |
| SWE Multilingual | Coming soon | 78.1% | Coming soon |
| SWE-bench Verified | Coming soon | 80.2% | Coming soon |
| SciCode | Coming soon | 48.3% | Coming soon |

### Reasoning

- Winner: Insufficient shared evidence
- Hy4 public-lane score: Coming soon
- Beam 1.0 501B-A23B FP8 public-lane score: 84.9 (Unranked · 3 rankable rows)

| Benchmark | Hy4 | Beam 1.0 501B-A23B FP8 | Winner |
|-----------|-----------|-----------|--------|
| CritPt | Coming soon | 17.4% | Coming soon |
| LongBench v2 | Coming soon | 67.6% | Coming soon |

### Multimodal & Grounded

- Winner: Insufficient shared evidence
- Hy4 public-lane score: Coming soon
- Beam 1.0 501B-A23B FP8 public-lane score: Coming soon

| Benchmark | Hy4 | Beam 1.0 501B-A23B FP8 | Winner |
|-----------|-----------|-----------|--------|
| MMMU-Pro | 78.6% | Coming soon | Coming soon |
| ZeroBench w/ Python | 55.4% | Coming soon | Coming soon |

### Knowledge

- Winner: Insufficient shared evidence
- Hy4 public-lane score: Coming soon
- Beam 1.0 501B-A23B FP8 public-lane score: Coming soon

| Benchmark | Hy4 | Beam 1.0 501B-A23B FP8 | Winner |
|-----------|-----------|-----------|--------|
| HLE | 59.1% | Coming soon | Coming soon |
| GPQA-D | Coming soon | 90.3% | Coming soon |
| HLE w/o tools | Coming soon | 36% | Coming soon |

### Instruction Following

- Winner: Insufficient shared evidence
- Hy4 public-lane score: Coming soon
- Beam 1.0 501B-A23B FP8 public-lane score: 89.8 (#31/157)

| Benchmark | Hy4 | Beam 1.0 501B-A23B FP8 | Winner |
|-----------|-----------|-----------|--------|
| IFBench | Coming soon | 80.7% | Coming soon |

### Mathematics

- Winner: Insufficient shared evidence
- Hy4 public-lane score: Coming soon
- Beam 1.0 501B-A23B FP8 public-lane score: 87.9 (Unranked · 1 rankable row)

| Benchmark | Hy4 | Beam 1.0 501B-A23B FP8 | Winner |
|-----------|-----------|-----------|--------|
| AIME26 | Coming soon | 98.0% | Coming soon |

## FAQ

### Is there enough evidence to pick between Hy4 and Beam 1.0 501B-A23B FP8?

Not yet. The models share only 2 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

- [Hy4 vs Hy4 preview](/compare/hy4-vs-hy4-preview)
- [Beam 1.0 501B-A23B FP8 vs Hy4 preview](/compare/hy4-preview-vs-reflection-beam-fp8)
- [Hy4 vs Beam 1.0 501B-A23B](/compare/hy4-vs-reflection-beam)
- [Beam 1.0 501B-A23B FP8 vs Beam 1.0 501B-A23B](/compare/reflection-beam-vs-reflection-beam-fp8)

## Explore More

- [Hy4 profile](/models/hy4)
- [Beam 1.0 501B-A23B FP8 profile](/models/reflection-beam-fp8)
- [Compare Pricing](/llm-pricing)
- [Alternative Finder](/tools/alternative-finder)
- [LLM Selector](/tools/llm-selector)
- [Overall Rankings](/best/overall)