Model comparison
Qwen3.5 397B vs Qwen3.8 Max Preview
Head-to-head evidence from 0 shared benchmark results across 0 categories. Overall scores shown here use the public BenchAlign v5 ranking lane.
Public leaderboard positions: Qwen3.5 397B #71 (Estimated); Qwen3.8 Max Preview unranked (Not scored). Intervals and evidence labels describe ranking uncertainty, not a guarantee for a specific workload.
Evidence parity. Qwen3.5 397B and Qwen3.8 Max Preview share 0 comparable benchmark results. 0 of 8 categories are comparable. 55 results are unique to Qwen3.5 397B; 0 to Qwen3.8 Max Preview.
Updated July 21, 2026- Shared results
- 0
- Qwen3.5 397B only
- 55
- Qwen3.8 Max Preview only
- 0
- Comparable categories
- 0 / 8
Benchmark data for Qwen3.5 397B and Qwen3.8 Max Preview is coming soon on BenchLM.
Confidence note. This is a partial-evidence comparison with 0 shared benchmark results across 0 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 does not have sourced benchmark coverage for Qwen3.8 Max Preview yet. This comparison is currently limited to metadata such as context window, reasoning mode, and pricing where available.
Operational comparison
Runtime and commercial metrics are compared only when both models have a complete sourced value.
| Metric | Qwen3.5 397B | Qwen3.8 Max Preview | Comparison |
|---|---|---|---|
| Input / output priceUSD per 1M tokens | Qwen3.5 397B$0.6 input / $3.6 output | Qwen3.8 Max PreviewNot available | A complete price comparison is not available. |
| Generation speedtokens per second | Qwen3.5 397B96 tok/s | Qwen3.8 Max PreviewNot available | A complete speed comparison is not available. |
| First-answer latencyseconds to first token | Qwen3.5 397B2.44 s | Qwen3.8 Max PreviewNot available | A complete latency comparison is not available. |
| Context windowmaximum listed tokens | Qwen3.5 397B128K | Qwen3.8 Max PreviewNot available | A complete context comparison is not available. |
Benchmark Deep Dive
Agentic18 benchmarks
| Benchmark | Qwen3.5 397B | Qwen3.8 Max Preview | Result |
|---|---|---|---|
| Terminal-Bench 2.0Source | 52.5% | — | Not comparable |
| BrowseCompSource | 62% | — | Not comparable |
| Claw-EvalSource | 56.8% | — | Not comparable |
| QwenClawBenchSource | 51.8% | — | Not comparable |
| τ³-bench resultsSource | 68.4% | — | Not comparable |
| VITA-BenchSource | 43.7% | — | Not comparable |
| DeepPlanningSource | 37.6% | — | Not comparable |
| ToolathlonSource | 36.3% | — | Not comparable |
| MCP AtlasSource | 46.1% | — | Not comparable |
| MCP-TasksSource | 74.2% | — | Not comparable |
| WideResearchSource | 74.0% | — | Not comparable |
| τ²-bench resultsSource | 95.6% | — | Not comparable |
| Gert LabsSource | 46.76% | — | Not comparable |
| ResearchClawBenchSource | 14.2% | — | Not comparable |
| AA Agentic IndexSource | 19.9% | — | Not comparable |
| APEX-Agents-AASource | 15.3% | — | Not comparable |
| GDPval-AASource | 23.1% | — | Not comparable |
| GDPval-AASource | 962 | — | Not comparable |
Coding5 benchmarks
Reasoning4 benchmarks
Knowledge12 benchmarks
| Benchmark | Qwen3.5 397B | Qwen3.8 Max Preview | Result |
|---|---|---|---|
| GPQASource | 88.4% | — | Not comparable |
| SuperGPQASource | 70.4% | — | Not comparable |
| MMLU-ProSource | 87.8% | — | Not comparable |
| MMLU-ReduxSource | 94.9% | — | Not comparable |
| C-EvalSource | 93% | — | Not comparable |
| HLESource | 28.7% | — | Not comparable |
| Artificial Analysis Intelligence IndexSource | 33.7% | — | Not comparable |
| AA-GPQA DiamondSource | 89.3% | — | Not comparable |
| AA-HLESource | 27.3% | — | Not comparable |
| AA-Omniscience IndexSource | -29.8% | — | Not comparable |
| AA-Omniscience AccuracySource | 31.4% | — | Not comparable |
| AA-Omniscience Hallucination RateSource | 89.1% | — | Not comparable |
Math5 benchmarks
Multilingual2 benchmarks
Multimodal7 benchmarks
Frequently Asked Questions (3)
Can I compare Qwen3.5 397B and Qwen3.8 Max 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 Qwen3.5 397B and Qwen3.8 Max Preview today?
Qwen3.5 397B: $0.60 input / $3.60 output per 1M tokens Qwen3.8 Max Preview: Pricing unavailable Both model pages still include creator, context window, reasoning mode, and other metadata while benchmark coverage fills in.
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