# Composer 2 vs Hy3 Preview

> Side-by-side benchmark comparison for Composer 2 and Hy3 Preview across agentic, coding, multimodal, knowledge, reasoning, multilingual, and math tasks.

- Canonical page: https://benchlm.ai/compare/composer-2-vs-hy3-preview
- Last updated: September 23, 2026

- Shared sourced benchmarks: 2
- HTML indexing: indexable
- Ranking lane: BenchAlign v5.6

## Quick Verdict

Evidence is too thin for a benchmark verdict: Composer 2 and Hy3 Preview 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.
- Hy3 Preview has the lower published output-token price.
- Hy3 Preview has the larger published context window at 256K.

## Model Snapshot

| Property | Composer 2 | Hy3 Preview |
|----------|----------|----------|
| Creator | Cursor | Tencent |
| Type | Proprietary | Open Weight |
| Reasoning | Reasoning | Reasoning |
| Context | 200K | 256K |
| Independent public score (not head-to-head) | null | 45.32 |
| Benchmarks Covered | 5 | 6 |
| Pricing (input/output) | $0.50 / $2.50 | $0.00 / $0.00 |

## Category Breakdown

### Agentic

- Winner: Insufficient shared evidence
- Composer 2 public-lane score: Coming soon
- Hy3 Preview public-lane score: Coming soon

| Benchmark | Composer 2 | Hy3 Preview | Winner |
|-----------|-----------|-----------|--------|
| Terminal-Bench 2.0 | 61.7% | 54.4% | Composer 2 |
| Gert Labs | Coming soon | 36.91% | Coming soon |

### Coding

- Winner: Insufficient shared evidence
- Composer 2 public-lane score: Coming soon
- Hy3 Preview public-lane score: 33.3 (Estimated · #85/135)

| Benchmark | Composer 2 | Hy3 Preview | Winner |
|-----------|-----------|-----------|--------|
| SWE Multilingual | 73.7% | Coming soon | Coming soon |
| SWE-Rebench | 58% | Coming soon | Coming soon |
| React Native Evals | 96.1% | Coming soon | Coming soon |
| Terminal-Bench 2.0 | 61.7% | 54.4% | Composer 2 |
| SWE-bench Verified | Coming soon | 74.4% | Coming soon |

### Knowledge

- Winner: Insufficient shared evidence
- Composer 2 public-lane score: Coming soon
- Hy3 Preview public-lane score: 39.1 (Estimated · #93/160)

| Benchmark | Composer 2 | Hy3 Preview | Winner |
|-----------|-----------|-----------|--------|
| GPQA | Coming soon | 87.2% | Coming soon |
| GPQA-D | Coming soon | 87.2% | Coming soon |

### Instruction Following

- Winner: Insufficient shared evidence
- Composer 2 public-lane score: Coming soon
- Hy3 Preview public-lane score: 46.9 (#86/124)

## FAQ

### Is there enough evidence to pick between Composer 2 and Hy3 Preview?

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

- [Composer 2 vs Composer 2.5](/compare/composer-2-vs-composer-2-5)
- [Hy3 Preview vs Composer 2.5](/compare/composer-2-5-vs-hy3-preview)
- [Composer 2 vs Composer 2 Fast](/compare/composer-2-vs-composer-2-fast)
- [Hy3 Preview vs Composer 2 Fast](/compare/composer-2-fast-vs-hy3-preview)

## Explore More

- [Composer 2 profile](/models/composer-2)
- [Hy3 Preview profile](/models/hy3-preview)
- [Compare Pricing](/llm-pricing)
- [Alternative Finder](/tools/alternative-finder)
- [LLM Selector](/tools/llm-selector)
- [Overall Rankings](/best/overall)