Compare / head-to-head
Qwen3.5-PlusvsQwen3-Max
Qwen3.5-Plus leads 2 of 3 shared benchmarks. Qwen3.5-Plus is 9x cheaper per token. Qwen3.5-Plus has the larger context window (1M tokens).
Benchmarks from cited public sources; pricing from official pages; status from official provider feeds.
Shared benchmarks
2 – 1
Qwen3.5-Plus leads
Cheaper per token
Qwen3.5-Plus
9x cheaper, input + output
Larger context
Qwen3.5-Plus
1M tokens
Provider uptime (30d)
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Qwen
Qwen3.5-Plus
Qwen · released 2026-02-15
textvision
Quality
Benchmark matrix
3 shared · 0 only Qwen3.5-Plus · 2 only Qwen3-Max| Benchmark | Qwen3.5-Plus | Qwen3-Max | Δ | Edge |
|---|---|---|---|---|
| Reported by both · 3 | ||||
| GPQA Diamond | 84.8% ↗epoch | 72.6% ↗epoch | +12.2 pt | Qwen3.5-Plus |
| OTIS Mock AIME 2024-2025 (Epoch AI run) | 86.7% ↗epoch | 73.3% ↗epoch | +13.4 pt | Qwen3.5-Plus |
| SimpleQA Verified | 25.4% ↗epoch | 48.7% ↗epoch | -23.3 pt | Qwen3-Max |
| Only Qwen3.5-Plus reports · 0 | ||||
| Qwen3.5-Plus reports nothing Qwen3-Max does not. | ||||
| Only Qwen3-Max reports · 2 | ||||
| SWE-bench Verified | not reported | 69.6% ↗ | — | — |
| FrontierMath Tiers 1-3 v2 (Epoch AI run) | not reported | 18.9% ↗epoch | — | — |
Scores tagged "epoch" or "matharena" are independent runs, used only where the lab has not published its own; ⚠ marks rows MathArena flags as released after the competition. Higher is better on every row. Δ is Qwen3.5-Plus minus Qwen3-Max in the benchmark's own unit. "Not reported" means the lab has not published that figure; it is not a zero. ↗ opens the source.
Specs & pricing
Side by side
Official pricing pages and model cards| Spec | Qwen3.5-Plus | Qwen3-Max | Edge |
|---|---|---|---|
| Context window | 1M tokens | 262K tokens | Qwen3.5-Plus |
| Max output | — | — | — |
| Input price / 1M | $0.115 ↗ | $1.2 ↗ | Qwen3.5-Plus |
| Output price / 1M | $0.688 ↗ | $6 ↗ | Qwen3.5-Plus |
| Cached input / 1M | — | $0.12 ↗ | — |
| Input + output / 1M Lower is cheaper. List prices; batch, tool and regional fees excluded. | $0.803 | $7.2 | Qwen3.5-Plus |
| Modalities | text · vision | text | Qwen3.5-Plus |
| Released | 2026-02-15 | 2025-09-23 | — |
| Cited benchmark scores | 3 | 5 | — |
Reliability
Qwen status
Last 60 days · refreshed daily on this page · live on /statusMore matchups
Qwen3.5-Plus vs …
Models sharing the most benchmarksMore matchups
Qwen3-Max vs …
Models sharing the most benchmarksBuilt by Respan
Which one wins on your data?
Public benchmarks are a starting point. Run Qwen3.5-Plus and Qwen3-Max on your own prompts with Respan evals, or route to either through one gateway key with automatic failover.