AI Economics, One model, two prices
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GLM 5.2 at fp4 costs $0.034 per 1M input tokens at the cheapest of 8 hosts and $1.40 at the dearest: the same model at the same precision.
For each model, hosts serving the same stated precision (fp4 with fp4, fp8 with fp8) and at least three of them: dearest ÷ cheapest list price per 1M input tokens. The widest gap across models. Promotional prices count as listed.
Source: OpenRouter. Based on 8 data points.
Quality data: LMArena (CC BY 4.0), Epoch AI (CC BY 4.0). Prices: OpenRouter, LiteLLM (MIT), provider pages. List prices in US dollars before discounts and taxes; other currencies converted at the European Central Bank reference rate. The figures on these pages are free to reuse under CC BY 4.0 with a link to this page.