DeepSeek-R1 vs Qwen 3.8 Flash Next
Live Unit Economics, TTFT Latency & Reasoning Benchmark Analysis
Which model is better: DeepSeek-R1 or Qwen 3.8 Flash Next?
Verified Performance & Unit Economics Delta
Daily synchronized metrics from synthetic latency endpoints and benchmark evaluations.
| Metric / Dimension | DeepSeek-R1 | Qwen 3.8 Flash Next | Net Delta / Advantage |
|---|---|---|---|
| Input Cost / 1M Tokens | $0.55 | $0.12 | Qwen 3.8 Flash Next is 4.6x cheaper |
| Output Cost / 1M Tokens | $2.19 | $0.48 | Qwen 3.8 Flash Next (356.2% lower) |
| Avg TTFT Response Latency | 1800ms | 120ms | Qwen 3.8 Flash Next (+1680ms faster) |
| SWE-bench Verified (Coding) | 49.2% | 56.8% | Qwen 3.8 Flash Next (+7.6% lead) |
| Inference Value Score (IVR) | 99.9 / 100 | 99.9 / 100 | Qwen 3.8 Flash Next (+0 pts) |
Interactive Monthly Token Economics & ROI Forecaster
Model your expected production workload across prompt (input) and completion (output) tokens.
Estimated Monthly Spend
$0.55/1M in · $2.19/1M out
$0.12/1M in · $0.48/1M out
When to Choose DeepSeek-R1
Choose DeepSeek-R1 when you need Open-weights chain-of-thought reasoning for complex mathematics, algorithmic programming, and scientific research. and have an infrastructure budget aligned with $0.55/1M tokens.
When to Choose Qwen 3.8 Flash Next
Choose Qwen 3.8 Flash Next when you need Extreme token throughput multilingual coding, global document processing, and low-cost API scaling. and prioritize Alibaba Cloud ecosystem integration at $0.12/1M tokens.
Related Questions & Decision Factors
Which is cheaper: DeepSeek-R1 or Qwen 3.8 Flash Next?
Qwen 3.8 Flash Next is cheaper at $0.12/1M input tokens compared to $0.55/1M for DeepSeek-R1.
Which model has lower latency: DeepSeek-R1 or Qwen 3.8 Flash Next?
Qwen 3.8 Flash Next delivers faster response times with an average TTFT of 120ms vs 1800ms for DeepSeek-R1.
When should you choose DeepSeek-R1?
Choose DeepSeek-R1 when you need Open-weights chain-of-thought reasoning for complex mathematics, algorithmic programming, and scientific research. and have an infrastructure budget aligned with $0.55/1M tokens.
When should you choose Qwen 3.8 Flash Next?
Choose Qwen 3.8 Flash Next when you need Extreme token throughput multilingual coding, global document processing, and low-cost API scaling. and prioritize Alibaba Cloud ecosystem integration at $0.12/1M tokens.