Compare DeepSeek Prover V2 by DeepSeek against OpenAI o4 Mini High by OpenAI, context windows of 164K vs 200K, tested across 6 shared challenges. Updated April 2026.
DeepSeek Prover V2 and OpenAI o4 Mini High are both competitive models. DeepSeek Prover V2 costs $0/M input tokens vs $1.1/M for OpenAI o4 Mini High. Context windows: 164K vs 200K tokens. Compare their real outputs side by side below.
DeepSeek Prover V2 is made by deepseek while OpenAI o4 Mini High is from openai. DeepSeek Prover V2 has a 164K token context window compared to OpenAI o4 Mini High's 200K. On pricing, DeepSeek Prover V2 costs $0/M input tokens vs $1.1/M for OpenAI o4 Mini High.
No community votes yet. On paper, DeepSeek Prover V2 has the edge — bigger model tier.
OpenAI o4 Mini High uses 32.8x more hedging
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 DeepSeek Prover V2 by DeepSeek against OpenAI o4 Mini High by OpenAI, context windows of 164K vs 200K, tested across 6 shared challenges. Updated April 2026.
DeepSeek Prover V2 and OpenAI o4 Mini High are both competitive models. DeepSeek Prover V2 costs $0/M input tokens vs $1.1/M for OpenAI o4 Mini High. Context windows: 164K vs 200K tokens. Compare their real outputs side by side below.
DeepSeek Prover V2 is made by deepseek while OpenAI o4 Mini High is from openai. DeepSeek Prover V2 has a 164K token context window compared to OpenAI o4 Mini High's 200K. On pricing, DeepSeek Prover V2 costs $0/M input tokens vs $1.1/M for OpenAI o4 Mini High.
No community votes yet. On paper, DeepSeek Prover V2 has the edge — bigger model tier.
OpenAI o4 Mini High uses 32.8x more hedging
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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