Model comparison
GPT-OSS 20B vs Qwen3 Max
Head-to-head evidence from 12 shared benchmark results across 6 categories. Overall scores shown here use the public BenchAlign v5 ranking lane.
Public leaderboard positions: GPT-OSS 20B #159 (Supported); Qwen3 Max #128 (Estimated). Intervals and evidence labels describe ranking uncertainty, not a guarantee for a specific workload.
Evidence parity. GPT-OSS 20B and Qwen3 Max share 12 comparable benchmark results. 0 of 8 categories are comparable. 6 results are unique to GPT-OSS 20B; 2 to Qwen3 Max.
Updated July 23, 2026- Shared results
- 12
- GPT-OSS 20B only
- 6
- Qwen3 Max only
- 2
- Comparable categories
- 0 / 8
Benchmark data for GPT-OSS 20B and Qwen3 Max is coming soon on BenchLM.
Confidence note. This is a partial-evidence comparison with 12 shared benchmark results across 6 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.
Qwen3 Max has the larger context window at 1M, compared with 128K for GPT-OSS 20B.
Category breakdown
Exact category averages are shown below. Not measured means BenchLM does not have enough sourced public coverage for that model and category.
Operational comparison
Runtime and commercial metrics are compared only when both models have a complete sourced value.
| Metric | GPT-OSS 20B | Qwen3 Max | Comparison |
|---|---|---|---|
| Input / output priceUSD per 1M tokens | GPT-OSS 20B$0 input / $0 output | Qwen3 MaxNot available | A complete price comparison is not available. |
| Generation speedtokens per second | GPT-OSS 20B313 tok/s | Qwen3 MaxNot available | A complete speed comparison is not available. |
| First-answer latencyseconds to first token | GPT-OSS 20B0.65 s | Qwen3 MaxNot available | A complete latency comparison is not available. |
| Context windowmaximum listed tokens | GPT-OSS 20B128K | Qwen3 Max1M | Qwen3 Max lists the larger context window. |
Benchmark Deep Dive
Agentic6 benchmarks
Coding4 benchmarks
Reasoning2 benchmarks
Knowledge6 benchmarks
| Benchmark | GPT-OSS 20B | Qwen3 Max | Result |
|---|---|---|---|
| Artificial Analysis Intelligence IndexSource | 14.9% | 24.0% | Qwen3 Max leads |
| AA-GPQA DiamondSource | 68.8% | 76.4% | Qwen3 Max leads |
| AA-HLESource | 9.8% | 11.1% | Qwen3 Max leads |
| AA-Omniscience IndexSource | -63.9% | -43.1% | Qwen3 Max leads |
| AA-Omniscience AccuracySource | 15.5% | 24.4% | Qwen3 Max leads |
| AA-Omniscience Hallucination RateSource | 94.1% | 89.4% | Qwen3 Max leads |
Multimodal1 benchmarks
| Benchmark | GPT-OSS 20B | Qwen3 Max | Result |
|---|---|---|---|
| Design Arena WebsiteSource | 882 | 1148 | Qwen3 Max leads |
Inst. Following1 benchmarks
| Benchmark | GPT-OSS 20B | Qwen3 Max | Result |
|---|---|---|---|
| AA-IFBenchSource | 65.1% | 44.1% | GPT-OSS 20B leads |
Frequently Asked Questions (3)
Can I compare GPT-OSS 20B and Qwen3 Max 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 GPT-OSS 20B and Qwen3 Max today?
GPT-OSS 20B: $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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