Compare / head-to-head
Dola Seed 2.0 ProvsQwen3.5-Flash
Dola Seed 2.0 Pro leads 2 of 2 shared benchmarks. Qwen3.5-Flash is 11.1x cheaper per token. Qwen3.5-Flash has the larger context window (1M tokens).
Benchmarks from cited public sources; pricing from official pages; status from official provider feeds.
Shared benchmarks
2 – 0
Dola Seed 2.0 Pro leads
Cheaper per token
Qwen3.5-Flash
11.1x cheaper, input + output
Larger context
Qwen3.5-Flash
1M tokens
Provider uptime (30d)
— · —
ByteDance Seed · Qwen
Dola Seed 2.0 Pro
ByteDance Seed · released 2026-02-16
textvisionvideo
Qwen3.5-Flash
Qwen · released 2026-02-23
textvision
Quality
Benchmark matrix
2 shared · 12 only Dola Seed 2.0 Pro · 3 only Qwen3.5-Flash| Benchmark | Dola Seed 2.0 Pro | Qwen3.5-Flash | Δ | Edge |
|---|---|---|---|---|
| Reported by both · 2 | ||||
| GPQA Diamond | 92.4% ↗ | 82.3% ↗epoch | +10.1 pt | Dola Seed 2.0 Pro |
| LMArena Elo | 1447.6 ↗ | 1397.7 ↗ | +49.9 | Dola Seed 2.0 Pro |
| Only Dola Seed 2.0 Pro reports · 12 | ||||
| SWE-bench Verified | 76.5% ↗ | not reported | — | — |
| MMLU-Pro | 90.1% ↗ | not reported | — | — |
| AIME 2025 | 99% ↗ | not reported | — | — |
| Humanity's Last Exam (no tools) | 33.3% ↗ | not reported | — | — |
| BFCL v4 | 73.4% ↗ | not reported | — | — |
| BrowseComp | 77.3% ↗ | not reported | — | — |
| DeepResearchBench | 53.3% ↗ | not reported | — | — |
| HLE-Verified | 73.6% ↗ | not reported | — | — |
| SciCode | 48.5% ↗ | not reported | — | — |
| SWE-bench Multilingual | 71.7% ↗ | not reported | — | — |
| SWE-bench Pro | 46.9% ↗ | not reported | — | — |
| Terminal-Bench 2.0 | 55.8% ↗ | not reported | — | — |
| Only Qwen3.5-Flash reports · 3 | ||||
| FrontierMath Tiers 1-3 v2 (Epoch AI run) | not reported | 9.5% ↗epoch | — | — |
| OTIS Mock AIME 2024-2025 (Epoch AI run) | not reported | 84.4% ↗epoch | — | — |
| SimpleQA Verified | not reported | 20.3% ↗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 Dola Seed 2.0 Pro minus Qwen3.5-Flash 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 | Dola Seed 2.0 Pro | Qwen3.5-Flash | Edge |
|---|---|---|---|
| Context window | 256K tokens | 1M tokens | Qwen3.5-Flash |
| Max output | — | — | — |
| Input price / 1M | $0.5 ↗ | $0.029 ↗ | Qwen3.5-Flash |
| Output price / 1M | $3 ↗ | $0.287 ↗ | Qwen3.5-Flash |
| Cached input / 1M | — | — | — |
| Input + output / 1M Lower is cheaper. List prices; batch, tool and regional fees excluded. | $3.5 | $0.316 | Qwen3.5-Flash |
| Modalities | text · vision · video | text · vision | Dola Seed 2.0 Pro |
| Released | 2026-02-16 | 2026-02-23 | — |
| Cited benchmark scores | 14 | 5 | — |
Reliability
Provider status
Last 60 days · refreshed daily on this page · live on /statusMore matchups
Dola Seed 2.0 Pro vs …
Models sharing the most benchmarksMore matchups
Qwen3.5-Flash vs …
Models sharing the most benchmarksBuilt by Respan
Which one wins on your data?
Public benchmarks are a starting point. Run Dola Seed 2.0 Pro and Qwen3.5-Flash on your own prompts with Respan evals, or route to either through one gateway key with automatic failover.