Epoch reports AI costs drop 725x in 18 months, surpassing tech trends

Epoch: Epoch is an AI research organization specializing in long-term forecasting of AI capabilities and economic impacts. It conducts detailed studies of model efficiency by replaying benchmark transcripts under varying constraints to isolate genuine progress in cost reduction. Its recent work underscores AI's outsized improvement trajectory relative to prior technologies. OpenAI: OpenAI develops frontier AI systems including the o3 model and subsequent iterations such as GPT-5.6 Luna. The company focuses on advancing language model capabilities that are central to the rapid cost-performance improvements highlighted in recent analyses. Its models serve as the primary examples for tracking how quickly AI reaches high benchmark accuracy at lower expense. EpochAIResearch: EpochAIResearch is the X account associated with Epoch AI Research, sharing findings on AI trends and benchmarks. It published the analysis comparing AI cost declines to historical rates for technologies like DNA sequencing and batteries. The account highlights methodology adapted from prior work to quantify performance per dollar across multiple benchmarks. Cost Trends: AI is achieving fixed performance levels at dramatically lower costs than other transformative technologies have historically. Comparative Progress: AI cost reductions outpace those seen in electricity, batteries, compute hardware, and DNA sequencing by significant margins. Benchmarking Approach: Researchers measure true efficiency gains by replaying model transcripts under tighter constraints rather than relying solely on token pricing.