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Community reliability estimate · not official
About this score: Community-estimated based on user reports and publicly available benchmark data (e.g. TruthfulQA). This is not an official score from the model provider. Scores may be inaccurate — always verify with the official leaderboard before making production decisions.
Input & output cost per 1M tokens over time
Price history is a Pro feature
Track pricing trends and catch price drops early.
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Learn how to use gpt-5.1
💡 Tip: Start with the sample prompts above to see how gpt-5.1 works best.
Proven prompts shared by the community for this model