Model comparison
DeepSeek V3.1 (Reasoning) vs Hy3 Preview
Head-to-head evidence from 9 shared benchmark results across 3 categories. Overall scores shown here use the public BenchAlign v5 ranking lane.
Public leaderboard positions: DeepSeek V3.1 (Reasoning) #95 (Supported); Hy3 Preview unranked (Not scored). Intervals and evidence labels describe ranking uncertainty, not a guarantee for a specific workload.
Evidence parity. DeepSeek V3.1 (Reasoning) and Hy3 Preview share 9 comparable benchmark results. 0 of 8 categories are comparable. 4 results are unique to DeepSeek V3.1 (Reasoning); 13 to Hy3 Preview.
Updated July 17, 2026- Shared results
- 9
- DeepSeek V3.1 (Reasoning) only
- 4
- Hy3 Preview only
- 13
- Comparable categories
- 0 / 8
Benchmark data for DeepSeek V3.1 (Reasoning) and Hy3 Preview is coming soon on BenchLM.
Confidence note. This is a partial-evidence comparison with 9 shared benchmark results across 3 evidence categories; 0 of 8 categories currently have scoreable aggregates for both models. Treat the verdict as directional until coverage is more balanced.
Why this result
BenchLM has partial data for these models, but not enough overlapping benchmark coverage to produce a fair score-level comparison yet.
Hy3 Preview has the larger context window at 256K, compared with 128K for DeepSeek V3.1 (Reasoning).
Category breakdown
Exact category averages are shown below. Not measured means BenchLM does not have enough sourced public coverage for that model and category.
| Category | DeepSeek V3.1 (Reasoning) | Δ | Hy3 Preview |
|---|---|---|---|
| Agentic | DeepSeek V3.1 (Reasoning)Not measured | MarginNo overlap | Hy3 Preview54.4 |
| Coding | DeepSeek V3.1 (Reasoning)Not measured | MarginNo overlap | Hy3 Preview57.8 |
| Knowledge | DeepSeek V3.1 (Reasoning)Not measured | MarginNo overlap | Hy3 Preview33.8 |
| Inst. Following | DeepSeek V3.1 (Reasoning)Not measured | MarginNo overlap | Hy3 Preview63.1 |
Operational comparison
Runtime and commercial metrics are compared only when both models have a complete sourced value.
| Metric | DeepSeek V3.1 (Reasoning) | Hy3 Preview | Comparison |
|---|---|---|---|
| Input / output priceUSD per 1M tokens | DeepSeek V3.1 (Reasoning)$0 input / $0 output | Hy3 Preview$0 input / $0 output | Listed prices are equal. |
| Generation speedtokens per second | DeepSeek V3.1 (Reasoning)Not available | Hy3 PreviewNot available | A complete speed comparison is not available. |
| First-answer latencyseconds to first token | DeepSeek V3.1 (Reasoning)Not available | Hy3 PreviewNot available | A complete latency comparison is not available. |
| Context windowmaximum listed tokens | DeepSeek V3.1 (Reasoning)128K | Hy3 Preview256K | Hy3 Preview lists the larger context window. |
Benchmark Deep Dive
Agentic6 benchmarks
Coding6 benchmarks
| Benchmark | DeepSeek V3.1 (Reasoning) | Hy3 Preview | Result |
|---|---|---|---|
| Terminal-Bench HardSource | 25.0% | — | Not comparable |
| AA-SciCodeSource | 39.1% | 47.6% | Hy3 Preview leads |
| SWE-bench VerifiedSource | — | 74.4% | Not comparable |
| Terminal-Bench 2.0Source | — | 54.4% | Not comparable |
| SciCodeSource | — | 41.2% | Not comparable |
| AA Coding IndexSource | — | 58.8% | Not comparable |
Reasoning2 benchmarks
Knowledge9 benchmarks
| Benchmark | DeepSeek V3.1 (Reasoning) | Hy3 Preview | Result |
|---|---|---|---|
| Artificial Analysis Intelligence IndexSource | 20.7% | 41.2% | Hy3 Preview leads |
| AA-GPQA DiamondSource | 77.9% | 89.7% | Hy3 Preview leads |
| AA-HLESource | 13.0% | 31.6% | Hy3 Preview leads |
| AA-Omniscience IndexSource | -28.4% | -18.5% | Hy3 Preview leads |
| AA-Omniscience AccuracySource | 28.8% | 31.5% | Hy3 Preview leads |
| AA-Omniscience Hallucination RateSource | 80.3% | 73.0% | Hy3 Preview leads |
| GPQASource | — | 87.2% | Not comparable |
| GPQA-DSource | — | 87.2% | Not comparable |
| HLESource | — | 25.5% | Not comparable |
Multimodal1 benchmarks
| Benchmark | DeepSeek V3.1 (Reasoning) | Hy3 Preview | Result |
|---|---|---|---|
| Design Arena WebsiteSource | 1157 | — | Not comparable |
Frequently Asked Questions (3)
Can I compare DeepSeek V3.1 (Reasoning) and Hy3 Preview on BenchLM yet?
Not fully yet. BenchLM is tracking both models, but the sourced benchmark breakdown for this comparison is still coming soon.
Why does this comparison show “coming soon”?
BenchLM only shows category winners and benchmark-level calls when we have sourced results that can be compared fairly. For these models, the public benchmark coverage is not complete enough yet.
What data is available for DeepSeek V3.1 (Reasoning) and Hy3 Preview today?
DeepSeek V3.1 (Reasoning): $0.00 input / $0.00 output per 1M tokens Hy3 Preview: $0.00 input / $0.00 output per 1M tokens Both model pages still include creator, context window, reasoning mode, and other metadata while benchmark coverage fills in.
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