SmophyAI

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Real data comparison

DeepSeek: DeepSeek V4.1 Flash (batch) vs StepFun: Step 5 Preview

On price, DeepSeek: DeepSeek V4.1 Flash (batch) is cheaper ($0.52 vs $1.42 per 1M). In real production usage, DeepSeek: DeepSeek V4.1 Flash (batch) is used more (rank #3 vs #17 of 373).

  • DeepSeek: DeepSeek V4.1 Flash (batch)
  • StepFun: Step 5 Preview
Price ($/1M blended)$0.52 / $1.42
Average usage share14.38% / 2.59%
Best provider uptime100.0% / 100.0%
Context window1,048,576 / 1,000,000

Usage share over time

32.33%24.24%16.16%8.08%0.00%Share of usageSep 10Sep 24Oct 8
  • DeepSeek: DeepSeek V4.1 Flash (batch)
  • StepFun: Step 5 Preview

Frequently asked questions

DeepSeek: DeepSeek V4.1 Flash (batch) vs StepFun: Step 5 Preview: which is better quality?

Quality data is unavailable for one or both models.

DeepSeek: DeepSeek V4.1 Flash (batch) vs StepFun: Step 5 Preview: which is cheaper?

DeepSeek: DeepSeek V4.1 Flash (batch) is cheaper at $0.52/1M vs $1.42/1M.

DeepSeek: DeepSeek V4.1 Flash (batch) vs StepFun: Step 5 Preview: which is used more?

DeepSeek: DeepSeek V4.1 Flash (batch) has higher real OpenRouter usage share (rank #3 vs #17 of 373).

Source: OpenRouter (openrouter.ai/rankings), as of October 9, 2026.

Benchmark scores: Artificial Analysis (artificialanalysis.ai) via OpenRouter (openrouter.ai/rankings).

Methodology: www.smophy.ai/benchmark/methodology

Token counts originate from each provider's own tokenizer and are not directly comparable across providers.