Compare GPT-5.1 by OpenAI against Qwen: Qwen3.5 35B A3B by Qwen, context windows of 400K vs 262K, tested across 51 shared challenges. Updated April 2026.
GPT-5.1 and Qwen: Qwen3.5 35B A3B are both competitive models. GPT-5.1 costs $1.25/M input tokens vs $0.25/M for Qwen: Qwen3.5 35B A3B. Context windows: 400K vs 262K tokens. Compare their real outputs side by side below.
GPT-5.1 is made by openai while Qwen: Qwen3.5 35B A3B is from qwen. GPT-5.1 has a 400K token context window compared to Qwen: Qwen3.5 35B A3B's 262K. On pricing, GPT-5.1 costs $1.25/M input tokens vs $0.25/M for Qwen: Qwen3.5 35B A3B.
No community votes yet. On paper, GPT-5.1 has the edge — bigger model tier, bigger context window, major provider backing.
Qwen: Qwen3.5 35B A3B is 5.0x cheaper per token — worth considering if cost matters.
Qwen: Qwen3.5 35B A3B uses 4.9x more transitions
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-5.1 by OpenAI against Qwen: Qwen3.5 35B A3B by Qwen, context windows of 400K vs 262K, tested across 51 shared challenges. Updated April 2026.
GPT-5.1 and Qwen: Qwen3.5 35B A3B are both competitive models. GPT-5.1 costs $1.25/M input tokens vs $0.25/M for Qwen: Qwen3.5 35B A3B. Context windows: 400K vs 262K tokens. Compare their real outputs side by side below.
GPT-5.1 is made by openai while Qwen: Qwen3.5 35B A3B is from qwen. GPT-5.1 has a 400K token context window compared to Qwen: Qwen3.5 35B A3B's 262K. On pricing, GPT-5.1 costs $1.25/M input tokens vs $0.25/M for Qwen: Qwen3.5 35B A3B.
No community votes yet. On paper, GPT-5.1 has the edge — bigger model tier, bigger context window, major provider backing.
Qwen: Qwen3.5 35B A3B is 5.0x cheaper per token — worth considering if cost matters.
Qwen: Qwen3.5 35B A3B uses 4.9x more transitions
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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46 fights queued
34+ 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