Claude Sonnet 4 vs Qwen3 Coder Flash
Compare Claude Sonnet 4 by Anthropic against Qwen3 Coder Flash by Qwen, context windows of 200K vs 128K, tested across 54 shared challenges. Updated May 2026.
Which is better, Claude Sonnet 4 or Qwen3 Coder Flash?
Claude Sonnet 4 and Qwen3 Coder Flash are both competitive models. Claude Sonnet 4 costs $3/M input tokens vs $0.3/M for Qwen3 Coder Flash. Context windows: 200K vs 128K tokens. Compare their real outputs side by side below.
Key Differences Between Claude Sonnet 4 and Qwen3 Coder Flash
Claude Sonnet 4 is made by anthropic while Qwen3 Coder Flash is from qwen. Claude Sonnet 4 has a 200K token context window compared to Qwen3 Coder Flash's 128K. On pricing, Claude Sonnet 4 costs $3/M input tokens vs $0.3/M for Qwen3 Coder Flash.
Per 1M tokens
Qwen3 Coder Flash is cheaper on both — 10× input, 10× output
No community votes yet. On paper, Claude Sonnet 4 has the edge — bigger model tier, bigger context window, major provider backing.
Qwen3 Coder Flash is 10x cheaper per token — worth considering if cost matters.
Style Comparison
Claude Sonnet 4 uses 87.9x more emoji
