GPT-5 vs GPT-1
Compare GPT-5 and GPT-1, both from OpenAI, in 12 community votes, gpt-5 wins 92% of head-to-head duels, context windows of 400K vs 1K, tested across 7 shared challenges. Updated June 2026.
Which is better, GPT-5 or GPT-1?
GPT-5 is the better choice overall, winning 92% of 12 blind community votes on Rival. Context windows: 400K vs 1K tokens. Compare their real outputs side by side below.
Key Differences Between GPT-5 and GPT-1
GPT-5 is made by openai while GPT-1 is from openai. GPT-5 has a 400K token context window compared to GPT-1's 1K. In community voting, In 12 community votes, GPT-5 wins 92% of head-to-head duels.
In 12 community votes, GPT-5 wins 92% of head-to-head duels. GPT-5 leads in Image Generation, Conversation, Analysis. Based on blind community voting from the Rival open dataset of 12+ human preference judgments for this pair.
Per 1M tokens
Pick GPT-5. In 12 blind votes, GPT-5 wins 92% of the time. That's not luck.
GPT-5 particularly excels in Image Generation, Analysis, Conversation.
Style Comparison
GPT-5 uses 18.9x more bold
