HEAD-TO-HEAD MODEL ARENA

Qwen 3.8 Max Prime vs DeepSeek V4.1 Flash

Side-by-side benchmark differential across coding SWE-bench, human battle Arena ELO, throughput, and API token spend.

Qwen 3.8 Max Prime

Alibaba Qwen

  • 🏆 Arena Elo: 1380 pts
  • 💻 SWE-bench: 96/100
  • 🤖 Agentic: 94.5/100
  • 💵 Input: $0.40/1M
  • 💵 Output: $1.20/1M

DeepSeek V4.1 Flash

DeepSeek

  • 🏆 Arena Elo: 1365 pts
  • 💻 SWE-bench: 94.5/100
  • 🤖 Agentic: 93/100
  • 💵 Input: $0.15/1M
  • 💵 Output: $0.60/1M