Compare Qwen: Qwen3.5 397B A17B by Qwen against Sonoma Sky 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 Sky Alpha are both competitive models. Qwen: Qwen3.5 397B A17B costs $0.6/M input tokens vs $0/M for Sonoma Sky 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 Sky Alpha is from openrouter. Qwen: Qwen3.5 397B A17B has a 262K token context window compared to Sonoma Sky Alpha's 2000K. On pricing, Qwen: Qwen3.5 397B A17B costs $0.6/M input tokens vs $0/M for Sonoma Sky 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 4.3x more bold
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 Sky 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 Sky Alpha are both competitive models. Qwen: Qwen3.5 397B A17B costs $0.6/M input tokens vs $0/M for Sonoma Sky 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 Sky Alpha is from openrouter. Qwen: Qwen3.5 397B A17B has a 262K token context window compared to Sonoma Sky Alpha's 2000K. On pricing, Qwen: Qwen3.5 397B A17B costs $0.6/M input tokens vs $0/M for Sonoma Sky 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 4.3x more bold
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.

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34 fights queued
22+ more head-to-head results. Free. Not a trick.
Free account. No card required. By continuing, you agree to Rival's Terms and Privacy Policy