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AI Economics, A 70% GPQA Diamond model
$0.054

The cheapest model that scores 70% or more on GPQA Diamond costs $0.054 per 1M tokens, blended 3 input to 1 output, on 2026-10-23.

Cheapest current blended price among models with an Epoch AI GPQA Diamond mean score of 0.70 or more.

Source: Epoch AI, OpenRouter, LiteLLM price map. As of 2026-10-23. Based on 125 data points.

What a strong model costs, over time

Cheapest blended price, per 1M tokens
What does a model that scores 70% on GPQA Diamond cost?$0.01$1.00$10.00$100.00Dec 2023Nov 2024Nov 2025Oct 2026$0.054$0.025
  • 70% on GPQA Diamond
  • At or above GPT-4 on LMArena
Log scale: each gridline is a multiple of the one below.
Solid: cheapest model scoring 70% or more on GPQA Diamond (Epoch AI). Dashed: cheapest model rated at or above GPT-4 (June 2023) on the LMArena text leaderboard, a lower bar that small models such as Llama 3.1 8B clear. Blended: three input tokens per output token.
CSV

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.