Compare Andromeda Alpha by OpenRouter against Qwen: Qwen3.5 397B A17B by Qwen, context windows of 128K vs 262K, tested across 30 shared challenges. Updated April 2026.
Andromeda Alpha and Qwen: Qwen3.5 397B A17B are both competitive models. Andromeda Alpha costs $0/M input tokens vs $0.6/M for Qwen: Qwen3.5 397B A17B. Context windows: 128K vs 262K tokens. Compare their real outputs side by side below.
Andromeda Alpha is made by openrouter while Qwen: Qwen3.5 397B A17B is from qwen. Andromeda Alpha has a 128K token context window compared to Qwen: Qwen3.5 397B A17B's 262K. On pricing, Andromeda Alpha costs $0/M input tokens vs $0.6/M for Qwen: Qwen3.5 397B A17B.
No community votes yet. On paper, Qwen: Qwen3.5 397B A17B has the edge — bigger model tier, newer, bigger context window.
Andromeda Alpha uses 1.8x 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 Andromeda Alpha by OpenRouter against Qwen: Qwen3.5 397B A17B by Qwen, context windows of 128K vs 262K, tested across 30 shared challenges. Updated April 2026.
Andromeda Alpha and Qwen: Qwen3.5 397B A17B are both competitive models. Andromeda Alpha costs $0/M input tokens vs $0.6/M for Qwen: Qwen3.5 397B A17B. Context windows: 128K vs 262K tokens. Compare their real outputs side by side below.
Andromeda Alpha is made by openrouter while Qwen: Qwen3.5 397B A17B is from qwen. Andromeda Alpha has a 128K token context window compared to Qwen: Qwen3.5 397B A17B's 262K. On pricing, Andromeda Alpha costs $0/M input tokens vs $0.6/M for Qwen: Qwen3.5 397B A17B.
No community votes yet. On paper, Qwen: Qwen3.5 397B A17B has the edge — bigger model tier, newer, bigger context window.
Andromeda Alpha uses 1.8x 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.

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30 fights queued
18+ 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