# GPT-6 Sol vs Hy4

> Side-by-side benchmark comparison for GPT-6 Sol and Hy4 across agentic, coding, multimodal, knowledge, reasoning, multilingual, and math tasks.

- Canonical page: https://benchlm.ai/compare/gpt-6-sol-vs-hy4
- Last updated: November 4, 2026

- Shared sourced benchmarks: 4
- HTML indexing: indexable
- Ranking lane: BenchAlign v5.8

## Quick Verdict

Pick GPT-6 Sol if you want the stronger benchmark profile. Hy4 only makes more sense when its price, context window, or workload-specific category wins matter more than the overall score.

## Summary

- GPT-6 Sol leads overall 77.97 to 0.
- The biggest single benchmark swing is AutomationBench in Agentic, with scores of 33.2% and 56.2%.
- Hy4 is the cheaper option on output tokens, which matters if you expect large responses or heavy interactive use.
- GPT-6 Sol also has the larger context window at 1.05M.

## Model Snapshot

| Property | GPT-6 Sol | Hy4 |
|----------|----------|----------|
| Creator | OpenAI | Tencent |
| Type | Proprietary | Pending |
| Reasoning | Reasoning | Reasoning |
| Context | 1.05M | 1M |
| Overall Score | 77.97 | null |
| Benchmarks Covered | 24 | 15 |
| Pricing (input/output) | $2.00 / $10.00 | $0.834 / $2.501 |

## Category Breakdown

### Agentic

- Winner: Not comparable
- GPT-6 Sol public-lane score: 58.2 (Supported · #36/135)
- Hy4 public-lane score: Coming soon

| Benchmark | GPT-6 Sol | Hy4 | Winner |
|-----------|-----------|-----------|--------|
| Agents' Last Exam | 56.4% | 41.0% | GPT-6 Sol |
| AutomationBench | 33.2% | 56.2% | Hy4 |
| OSWorld 2.0 | 60.5% | Coming soon | Coming soon |
| ExploitGym | 22.1% | Coming soon | Coming soon |
| CWE-bench v1 | 52.0% | Coming soon | Coming soon |
| Hermes Index | 44.1% | Coming soon | Coming soon |
| Hermes Bench | 73.5% | Coming soon | Coming soon |
| MazeBench | 7% | Coming soon | Coming soon |
| Terminal-Bench 4.0 | Coming soon | 44.40% | Coming soon |
| Terminal-Bench-Science 0.1 | Coming soon | 19.8% | Coming soon |
| HLE w/ tools | Coming soon | 59.1% | Coming soon |
| APEX-Agents | Coming soon | 75.2% | Coming soon |
| OSWorld 2.1 | Coming soon | 78.9% | Coming soon |

### Coding

- Winner: Not comparable
- GPT-6 Sol public-lane score: 65 (Supported · #13/156)
- Hy4 public-lane score: Coming soon

| Benchmark | GPT-6 Sol | Hy4 | Winner |
|-----------|-----------|-----------|--------|
| DeepSWE | 68.8% | 74.9% | Hy4 |
| FrontierCode 2.0 | 34.3% | 31.0% | GPT-6 Sol |
| sweMarathon | Coming soon | 43.8% | Coming soon |
| ProgramBench | Coming soon | 30.0% | Coming soon |
| PostTrainBench v1.2 | Coming soon | 35.2% | Coming soon |

### Reasoning

- Winner: Not comparable
- GPT-6 Sol public-lane score: 73.1 (#14/26)
- Hy4 public-lane score: Coming soon

| Benchmark | GPT-6 Sol | Hy4 | Winner |
|-----------|-----------|-----------|--------|
| ARC-AGI-1 | 95.50% | Coming soon | Coming soon |
| ARC-AGI-2 | 89.6% | Coming soon | Coming soon |
| ARC-AGI-3 | 4.6% | Coming soon | Coming soon |
| ARC-AGI-3 Provider Adapter | 23.03% | Coming soon | Coming soon |

### Multimodal & Grounded

- Winner: Not comparable
- GPT-6 Sol public-lane score: 86.8 (Unranked · 1 rankable row)
- Hy4 public-lane score: Coming soon

| Benchmark | GPT-6 Sol | Hy4 | Winner |
|-----------|-----------|-----------|--------|
| ExtractBench (LlamaIndex) | 94.57% | Coming soon | Coming soon |
| ParseBench | 68.89% | Coming soon | Coming soon |
| MMMU-Pro | Coming soon | 78.6% | Coming soon |
| ZeroBench w/ Python | Coming soon | 55.4% | Coming soon |

### Knowledge

- Winner: Not comparable
- GPT-6 Sol public-lane score: 80.2 (Estimated · #10/179)
- Hy4 public-lane score: Coming soon

| Benchmark | GPT-6 Sol | Hy4 | Winner |
|-----------|-----------|-----------|--------|
| HealthBench (raw) | 47.1% | Coming soon | Coming soon |
| HealthBench (length-adjusted) | 53.2% | Coming soon | Coming soon |
| HealthBench Professional | 60.8% | Coming soon | Coming soon |
| HealthBench Professional (raw) | 59.5% | Coming soon | Coming soon |
| HealthBench Hard | 30.1% | Coming soon | Coming soon |
| HLE | Coming soon | 59.1% | Coming soon |

### Instruction Following

- Winner: Not comparable
- GPT-6 Sol public-lane score: Coming soon
- Hy4 public-lane score: Coming soon

| Benchmark | GPT-6 Sol | Hy4 | Winner |
|-----------|-----------|-----------|--------|
| Gray Swan IPI (15 attempts) | 10.1% | Coming soon | Coming soon |

### Mathematics

- Winner: Not comparable
- GPT-6 Sol public-lane score: 97.3 (Unranked · 2 rankable rows)
- Hy4 public-lane score: Coming soon

| Benchmark | GPT-6 Sol | Hy4 | Winner |
|-----------|-----------|-----------|--------|
| FrontierMath v2 (Tiers 1-3) | 89.825% | Coming soon | Coming soon |
| FrontierMath v2 (Tier 4) | 90.000% | Coming soon | Coming soon |

## FAQ

### Which is better overall, GPT-6 Sol or Hy4?

GPT-6 Sol is ahead overall on BenchLM right now.

### How many benchmarks does GPT-6 Sol cover on BenchLM?

GPT-6 Sol currently has 24 sourced benchmark scores on BenchLM.

### How many benchmarks does Hy4 cover on BenchLM?

Hy4 currently has 15 sourced benchmark scores on BenchLM.

## Related Comparisons

- [GPT-6 Sol vs GPT-6 Astra](/compare/gpt-6-astra-vs-gpt-6-sol)
- [Hy4 vs GPT-6 Astra](/compare/gpt-6-astra-vs-hy4)
- [GPT-6 Sol vs GPT-6.1 Sol](/compare/gpt-6-1-sol-vs-gpt-6-sol)
- [Hy4 vs GPT-6.1 Sol](/compare/gpt-6-1-sol-vs-hy4)

## Explore More

- [GPT-6 Sol profile](/models/gpt-6-sol)
- [Hy4 profile](/models/hy4)
- [Compare Pricing](/llm-pricing)
- [Alternative Finder](/tools/alternative-finder)
- [LLM Selector](/tools/llm-selector)
- [Overall Rankings](/best/overall)