Expired80% confidenceFactExact time
From GPT-4 to GPT-5.4, the per-token inference cost has dropped by approximately 97%, a change that occurred within two years.
6
Sources
80%
Confidence
Medium-term (~90 days)
Relevance
7/2/2026
First Seen
This claim has expired. It is kept for the record and no longer describes the current state.
Valid until: 9/30/2026(expired)
Sources
OpenAI CFO In-Depth Interview: $122 Billion Fundraise, the Compute War, and New AI Devices
bilibili美国一手信息6/6/2026
Related Claims
UnverifiedThe trend of declining inference costs is already clearly visible in the pricing changes of models such as GPT-4o and Claude 3.78% similarUnverifiedCompared to GPT-5.2, GPT-5.4 reduces the probability of an individual statement being incorrect by 33% and the probability of an entire response containing any error by 18%.73% similarUnverifiedUsing a GPT-3.5-level model for simple tasks costs approximately 1/20 of flagship model pricing, and proper LLM routing can reduce overall inference costs by 60%–80%.71% similarVerifiedOver the past two years, the inference cost of mainstream models has dropped by more than 90%.71% similarUnverifiedGPT 5.2 scored approximately 77% on competition problems in frontier science benchmarks, but its performance dropped to approximately 25% on open-ended research tasks.71% similar
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