GPT-6 Astra vs Qwen 3.5 Plus (hosted 397B-A17B)
GPT-6 Astra (OpenAI) and Qwen 3.5 Plus (hosted 397B-A17B) (Alibaba) compared on benchmarks, pricing, context window, and use-case rankings.
- GPT-6 Astra leads on overall intelligence (ECI 169 vs 147).
- GPT-6 Astra ranks higher for coding (95th vs 38th percentile).
| Attribute | GPT-6 Astra | Qwen 3.5 Plus (hosted 397B-A17B) |
|---|---|---|
| Scores | ||
| Intelligence (ECI) | 169 | 147 |
| Coding | 95 | 38 |
| Math | 96 | 25 |
| Reasoning & Knowledge | 99 | 25 |
| Agentic & Tools | 96 | 24 |
| Specifications | ||
| Developer | OpenAI | Alibaba |
| Family | GPT | Qwen |
| Released | Sep 3, 2026 | Feb 16, 2026 |
| Parameters | — | — |
| Availability | API access | — |
| Context window | 1.1M | — |
| Price — $/M input | $10.00 | — |
| Price — $/M output | $50.00 | — |
| Inputs | file, image, text | — |
| Outputs | text | — |
| Benchmarks | ||
| AIME 2024/2025 | 100% | 87% |
| APEX | 47% | 14% |
| ARC-AGI | 99% | — |
| ARC-AGI-2 | 95% | — |
| GPQA Diamond | 96% | 85% |
| Humanity's Last Exam | 55% | — |
| SciCode | 56% | — |
| SimpleQA Verified | 76% | 25% |
| WebDev Arena | 1797 | 1399 |
| WeirdML | 93% | — |
| FrontierMath | — | 21% |
| FrontierMath Tier 4 | — | 2% |
Use-case scores are 0–100 percentile composites across each area’s benchmarks, ranked against every model from the past year. Highlighted cells lead each row. Open a model for the full picture.
Frequently asked questions
Is GPT-6 Astra better than Qwen 3.5 Plus (hosted 397B-A17B)?
On Epoch AI's Capabilities Index, GPT-6 Astra scores higher (169) than Qwen 3.5 Plus (hosted 397B-A17B) (147). The right pick depends on your task — compare their coding, math, and reasoning scores in the table above.
Which is better for coding, GPT-6 Astra or Qwen 3.5 Plus (hosted 397B-A17B)?
Across coding benchmarks like SWE-bench Verified and Terminal-Bench, GPT-6 Astra ranks higher — 95th vs 38th percentile among the models tracked on Model Beat.
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Benchmarks & model data from Epoch AI (CC BY); pricing & specs from OpenRouter. ECI = Epoch Capabilities Index.