Compare Qwen: Qwen3.5 397B A17B by Qwen against Sonoma Dusk Alpha by OpenRouter, context windows of 262K vs 2.0M, tested across 34 shared challenges. Updated April 2026.
Qwen: Qwen3.5 397B A17B and Sonoma Dusk Alpha are both competitive models. Qwen: Qwen3.5 397B A17B costs $0.6/M input tokens vs $0/M for Sonoma Dusk Alpha. Context windows: 262K vs 2000K tokens. Compare their real outputs side by side below.
Qwen: Qwen3.5 397B A17B is made by qwen while Sonoma Dusk Alpha is from openrouter. Qwen: Qwen3.5 397B A17B has a 262K token context window compared to Sonoma Dusk Alpha's 2000K. On pricing, Qwen: Qwen3.5 397B A17B costs $0.6/M input tokens vs $0/M for Sonoma Dusk Alpha.
No community votes yet. On paper, these are closely matched - try both with your actual task to see which fits your workflow.
Qwen: Qwen3.5 397B A17B uses 22.8x more emoji
Ask them anything yourself
Some models write identically. You are paying for the brand.
178 models fingerprinted across 32 writing dimensions. Free research.
185x
price gap between models that write identically
178
models
12
clone pairs
32
dimensions
279 AI models invented the same fake scientist.
We read every word. 250 models. 2.14 million words. This is what we found.

Compare Qwen: Qwen3.5 397B A17B by Qwen against Sonoma Dusk Alpha by OpenRouter, context windows of 262K vs 2.0M, tested across 34 shared challenges. Updated April 2026.
Qwen: Qwen3.5 397B A17B and Sonoma Dusk Alpha are both competitive models. Qwen: Qwen3.5 397B A17B costs $0.6/M input tokens vs $0/M for Sonoma Dusk Alpha. Context windows: 262K vs 2000K tokens. Compare their real outputs side by side below.
Qwen: Qwen3.5 397B A17B is made by qwen while Sonoma Dusk Alpha is from openrouter. Qwen: Qwen3.5 397B A17B has a 262K token context window compared to Sonoma Dusk Alpha's 2000K. On pricing, Qwen: Qwen3.5 397B A17B costs $0.6/M input tokens vs $0/M for Sonoma Dusk Alpha.
No community votes yet. On paper, these are closely matched - try both with your actual task to see which fits your workflow.
Qwen: Qwen3.5 397B A17B uses 22.8x more emoji
Ask them anything yourself
Some models write identically. You are paying for the brand.
178 models fingerprinted across 32 writing dimensions. Free research.
185x
price gap between models that write identically
178
models
12
clone pairs
32
dimensions
279 AI models invented the same fake scientist.
We read every word. 250 models. 2.14 million words. This is what we found.
