Compare GPT-5 by OpenAI against Mistral Nemo by Mistral AI, in 5 community votes, gpt-5 wins 75% of head-to-head duels, context windows of 400K vs 128K, tested across 51 shared challenges. Updated April 2026.
GPT-5 is the better choice overall, winning 75% of 5 blind community votes on Rival. GPT-5 costs $1.25/M input tokens vs $0.03/M for Mistral Nemo. Context windows: 400K vs 128K tokens. Compare their real outputs side by side below.
GPT-5 is made by openai while Mistral Nemo is from mistral. GPT-5 has a 400K token context window compared to Mistral Nemo's 128K. On pricing, GPT-5 costs $1.25/M input tokens vs $0.03/M for Mistral Nemo. In community voting, In 5 community votes, GPT-5 wins 75% of head-to-head duels.
In 5 community votes, GPT-5 wins 75% of head-to-head duels. GPT-5 leads in Image Generation. Based on blind community voting from the Rival open dataset of 5+ human preference judgments for this pair.
Pick GPT-5. In 5 blind votes, GPT-5 wins 75% of the time. That's not luck.
GPT-5 particularly excels in Image Generation. Mistral Nemo is 143x cheaper per token — worth considering if cost matters.
GPT-5 uses 16.2x more headings
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 by OpenAI against Mistral Nemo by Mistral AI, in 5 community votes, gpt-5 wins 75% of head-to-head duels, context windows of 400K vs 128K, tested across 51 shared challenges. Updated April 2026.
GPT-5 is the better choice overall, winning 75% of 5 blind community votes on Rival. GPT-5 costs $1.25/M input tokens vs $0.03/M for Mistral Nemo. Context windows: 400K vs 128K tokens. Compare their real outputs side by side below.
GPT-5 is made by openai while Mistral Nemo is from mistral. GPT-5 has a 400K token context window compared to Mistral Nemo's 128K. On pricing, GPT-5 costs $1.25/M input tokens vs $0.03/M for Mistral Nemo. In community voting, In 5 community votes, GPT-5 wins 75% of head-to-head duels.
In 5 community votes, GPT-5 wins 75% of head-to-head duels. GPT-5 leads in Image Generation. Based on blind community voting from the Rival open dataset of 5+ human preference judgments for this pair.
Pick GPT-5. In 5 blind votes, GPT-5 wins 75% of the time. That's not luck.
GPT-5 particularly excels in Image Generation. Mistral Nemo is 143x cheaper per token — worth considering if cost matters.
GPT-5 uses 16.2x more headings
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.

46 fights queued
34+ more head-to-head results. Free. Not a trick.
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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