Compare Google: Gemma 4 31B by Google AI against GPT-5.2 Chat by OpenAI, context windows of 262K vs 128K, tested across 44 shared challenges. Updated April 2026.
Google: Gemma 4 31B and GPT-5.2 Chat are both competitive models. Google: Gemma 4 31B costs $0.14/M input tokens vs $1.75/M for GPT-5.2 Chat. Context windows: 262K vs 128K tokens. Compare their real outputs side by side below.
Google: Gemma 4 31B is made by google while GPT-5.2 Chat is from openai. Google: Gemma 4 31B has a 262K token context window compared to GPT-5.2 Chat's 128K. On pricing, Google: Gemma 4 31B costs $0.14/M input tokens vs $1.75/M for GPT-5.2 Chat.
No community votes yet. On paper, Google: Gemma 4 31B has the edge — bigger model tier, newer, bigger context window.
Google: Gemma 4 31B is 35x cheaper per token — worth considering if cost matters.
GPT-5.2 Chat uses 1.7x 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 Google: Gemma 4 31B by Google AI against GPT-5.2 Chat by OpenAI, context windows of 262K vs 128K, tested across 44 shared challenges. Updated April 2026.
Google: Gemma 4 31B and GPT-5.2 Chat are both competitive models. Google: Gemma 4 31B costs $0.14/M input tokens vs $1.75/M for GPT-5.2 Chat. Context windows: 262K vs 128K tokens. Compare their real outputs side by side below.
Google: Gemma 4 31B is made by google while GPT-5.2 Chat is from openai. Google: Gemma 4 31B has a 262K token context window compared to GPT-5.2 Chat's 128K. On pricing, Google: Gemma 4 31B costs $0.14/M input tokens vs $1.75/M for GPT-5.2 Chat.
No community votes yet. On paper, Google: Gemma 4 31B has the edge — bigger model tier, newer, bigger context window.
Google: Gemma 4 31B is 35x cheaper per token — worth considering if cost matters.
GPT-5.2 Chat uses 1.7x 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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27+ 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