Qwen 3.8 27B vs Qwen 3.8 Flash Next
Live Unit Economics, TTFT Latency & Reasoning Benchmark Analysis
Which model is better: Qwen 3.8 27B or Qwen 3.8 Flash Next?
Verified Performance & Unit Economics Delta
Daily synchronized metrics from synthetic latency endpoints and benchmark evaluations.
| Metric / Dimension | Qwen 3.8 27B | Qwen 3.8 Flash Next | Net Delta / Advantage |
|---|---|---|---|
| Input Cost / 1M Tokens | $0.20 | $0.10 | Qwen 3.8 Flash Next is 2.0x cheaper |
| Output Cost / 1M Tokens | $0.60 | $0.35 | Qwen 3.8 Flash Next (41.7% lower) |
| Prompt Cache Read / 1M | $0.050 | $0.020 | Qwen 3.8 Flash Next is 2.5x cheaper |
| Prompt Cache Write / 1M | $0.20 | $0.10 | Qwen 3.8 Flash Next is 2.0x cheaper |
| Avg TTFT Response Latency | 120ms | 95ms | Qwen 3.8 Flash Next (+25ms faster) |
| SWE-bench Verified (Coding) | 58.4% | 61% | Qwen 3.8 Flash Next (+2.6% lead) |
| Inference Value Score (IVR) | 75.7 / 100 | 82.1 / 100 | Qwen 3.8 Flash Next (+6.4 pts) |
Interactive Monthly Token Economics & ROI Forecaster
Model your expected production workload across prompt (input) and completion (output) tokens with prompt caching economics.
Estimated Monthly Spend
$0.20/1M in · $0.60/1M out
Prompt Cache: $0.050/1M read · $0.20/1M write
$0.10/1M in · $0.35/1M out
Prompt Cache: $0.020/1M read · $0.10/1M write
When to Choose Qwen 3.8 27B
Choose Qwen 3.8 27B when you need High-performance 27B open weights optimized for local deployment, code generation, and low-latency production pipelines. and have an infrastructure budget aligned with $0.20/1M tokens.
When to Choose Qwen 3.8 Flash Next
Choose Qwen 3.8 Flash Next when you need Ultra-high-throughput MoE with 1M context designed for high-concurrency API gateways, real-time summarization, and agent search. and prioritize Alibaba Cloud ecosystem integration at $0.10/1M tokens.
Related Questions & Decision Factors
Which is cheaper: Qwen 3.8 27B or Qwen 3.8 Flash Next?
Qwen 3.8 Flash Next is cheaper at $0.10/1M input tokens compared to $0.20/1M for Qwen 3.8 27B.
Which model has lower latency: Qwen 3.8 27B or Qwen 3.8 Flash Next?
Qwen 3.8 Flash Next delivers faster response times with an average TTFT of 95ms vs 120ms for Qwen 3.8 27B.
When should you choose Qwen 3.8 27B?
Choose Qwen 3.8 27B when you need High-performance 27B open weights optimized for local deployment, code generation, and low-latency production pipelines. and have an infrastructure budget aligned with $0.20/1M tokens.
When should you choose Qwen 3.8 Flash Next?
Choose Qwen 3.8 Flash Next when you need Ultra-high-throughput MoE with 1M context designed for high-concurrency API gateways, real-time summarization, and agent search. and prioritize Alibaba Cloud ecosystem integration at $0.10/1M tokens.