Compare GPT-5.2 Pro by OpenAI against MiniMax M2-her by MiniMax, context windows of 400K vs 66K, tested across 31 shared challenges. Updated April 2026.
GPT-5.2 Pro and MiniMax M2-her are both competitive models. GPT-5.2 Pro costs $21/M input tokens vs $0.3/M for MiniMax M2-her. Context windows: 400K vs 66K tokens. Compare their real outputs side by side below.
GPT-5.2 Pro is made by openai while MiniMax M2-her is from minimax. GPT-5.2 Pro has a 400K token context window compared to MiniMax M2-her's 66K. On pricing, GPT-5.2 Pro costs $21/M input tokens vs $0.3/M for MiniMax M2-her.
No community votes yet. On paper, GPT-5.2 Pro has the edge — bigger model tier, bigger context window, major provider backing.
MiniMax M2-her is 140x cheaper per token — worth considering if cost matters.
MiniMax M2-her uses 96.5x 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 GPT-5.2 Pro by OpenAI against MiniMax M2-her by MiniMax, context windows of 400K vs 66K, tested across 31 shared challenges. Updated April 2026.
GPT-5.2 Pro and MiniMax M2-her are both competitive models. GPT-5.2 Pro costs $21/M input tokens vs $0.3/M for MiniMax M2-her. Context windows: 400K vs 66K tokens. Compare their real outputs side by side below.
GPT-5.2 Pro is made by openai while MiniMax M2-her is from minimax. GPT-5.2 Pro has a 400K token context window compared to MiniMax M2-her's 66K. On pricing, GPT-5.2 Pro costs $21/M input tokens vs $0.3/M for MiniMax M2-her.
No community votes yet. On paper, GPT-5.2 Pro has the edge — bigger model tier, bigger context window, major provider backing.
MiniMax M2-her is 140x cheaper per token — worth considering if cost matters.
MiniMax M2-her uses 96.5x 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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26 fights queued
14+ 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