Compare GPT-5 Mini by OpenAI against Qwen3.5 9B by Qwen, tested across 52 shared challenges. Updated April 2026.
GPT-5 Mini and Qwen3.5 9B are both competitive models. GPT-5 Mini costs $0.25/M input tokens vs $0.1/M for Qwen3.5 9B. Compare their real outputs side by side below.
GPT-5 Mini is made by openai while Qwen3.5 9B is from qwen. On pricing, GPT-5 Mini costs $0.25/M input tokens vs $0.1/M for Qwen3.5 9B.
No community votes yet. On paper, GPT-5 Mini has the edge — bigger model tier, major provider backing.
Qwen3.5 9B is 13x cheaper per token — worth considering if cost matters.
Qwen3.5 9B uses 688.4x 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 GPT-5 Mini by OpenAI against Qwen3.5 9B by Qwen, tested across 52 shared challenges. Updated April 2026.
GPT-5 Mini and Qwen3.5 9B are both competitive models. GPT-5 Mini costs $0.25/M input tokens vs $0.1/M for Qwen3.5 9B. Compare their real outputs side by side below.
GPT-5 Mini is made by openai while Qwen3.5 9B is from qwen. On pricing, GPT-5 Mini costs $0.25/M input tokens vs $0.1/M for Qwen3.5 9B.
No community votes yet. On paper, GPT-5 Mini has the edge — bigger model tier, major provider backing.
Qwen3.5 9B is 13x cheaper per token — worth considering if cost matters.
Qwen3.5 9B uses 688.4x 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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48 fights queued
36+ 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