Pairwise benchmark snapshot · Aug 17, 2026noindex (thin pair)
In this head-to-head showdown, Arcee AI: Virtuoso Large is more budget-friendly at $1.2/1M per 1M output tokens. Review the complete breakdown below to determine which model best fits your performance and budget requirements.
ByteDance Seed 2.1 Turbo, listed on public model timelines as an Aug 10 2026 API drop.
Auto-discovered from OpenRouter (arcee-ai/virtuoso-large). Preview until a second source matches.
Speed, cost, and intelligence tradeoffs across the ByteDance lineup
Single model data
No latency data
$1.2 / 1M output
Relative percentile scores computed across all active models in the benchmark catalog.
Each spoke is a skill. Farther from the center is better (0–100th percentile). Tap any dot to inspect details.
Category wins across reasoning intelligence, generation speed, and token cost.
Preference Elo, Coding proficiency, SWE-bench & LiveBench accuracy
Generation throughput and time to first token responsiveness
Cost per million tokens and max context window length
| Benchmark | Seed 2.1 Turbo | Arcee AI: Virtuoso Large | Advantage Delta |
|---|---|---|---|
| Preference Elo | — | — | |
| Coding Elo | — | — | |
| LiveBench | — | — | |
| SWE-bench | — | — | |
| GPQA Diamond | — | — | |
| Time to first token | — | — | |
| Output speed | 160 tok/s | — | — |
| Input price | $0.5/1M | $0.75/1M | Seed 2.1 Turbo (+$0.25/1M) |
| Output price | $2.5/1M | $1.2/1M | Arcee AI: Virtuoso Large (+$1.3/1M) |
| Context window | Seed 2.1 Turbo (+131k) |
Simulate monthly production API costs in USD (US Dollar).
Arcee AI: Virtuoso Large is estimated to save $10.75/month ($129/year).
Need SWE-bench on both sides.
Lower output list price ($1.2/1M).
Need TTFT on both sides.
Larger window (262k).
Seed 2.1 Turbo is the side marked multimodal in the catalog.
| Target Workload | Recommended Pick | Evaluation Rationale |
|---|---|---|
| Repo / coding agents | insufficient data | Need SWE-bench on both sides. |
| High-volume chat | Arcee AI: Virtuoso Large | Lower output list price ($1.2/1M). |
| Voice / low-latency UI | insufficient data | Need TTFT on both sides. |
| Long-document RAG | Seed 2.1 Turbo | Larger window (262k). |
| Screenshots / vision | Seed 2.1 Turbo | Seed 2.1 Turbo is the side marked multimodal in the catalog. |
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Verified head-to-head card
