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Rank.ai Index

Rankings, in the open.

Countries, companies, US cities, universities, AI models, GPU prices and the brands AI model APIs name, each ranked in public with its source and method on the page.

Latest snapshot Sep 29, 2026. Every board shows its own date.

544

Published boards

Every one is in the data ledger

28,298

Ranked rows

16

Kinds of thing ranked

6

Collections

Collections

Countries, companies, models, GPUs, cities and universities

Each collection ranks one kind of thing on the measures named under it, with the source on every list.

Countries

24 ranked
  1. 1United States0.89
  2. 2China0.80
  3. 3Eurozone0.56

By power, people and prosperity

Companies

500 ranked
  1. 1Amazon$717B
  2. 2Walmart$713B
  3. 3UnitedHealth Group$448B

By revenue, growth and AI visibility

AI models

45 ranked
  1. 1GPT 5.6 Sol Max82.4
  2. 2Claude Fable 5 Max Effort80.8
  3. 3Claude Opus 5 xHigh Effort80.3

By capability and cost per solved task

GPUs

33 ranked
  1. 1H200 141GB$4.45/hr
  2. 2PRO 6000WE 96GB$1.50/hr
  3. 3PRO 6000SE 96GB$2.04/hr

By price per GPU-hour, by market

US cities

58 ranked
  1. 1Cleveland, OH3.1x
  2. 2Pittsburgh, PA3.2x
  3. 3Oklahoma City, OK3.6x

By jobs, incomes and the cost of a home

Universities

1,148 ranked
  1. 1Massachusetts Institute of Technology$143.4k
  2. 2Massachusetts College of Pharmacy and Health Sciences$125.6k
  3. 3Stanford University$124.1k

By cost, completion and earnings

Your brand

See how often ChatGPT, Claude and Gemini name your brand when asked what to buy.

The AI index

AI models on capability and cost, GPUs on price by market

Two charts from the AI index boards, with every point linked to its board.

Model capability against cost per solved task

DeepSeek V4 Flash solves a task for $0.016. GPT 5.6 Sol Max scores highest, at $0.59 a task.

From the LiveBench release of Jun 25, 2026.

What a GPU-hour costs, by memory and market

An H100 rents for $2.56 an hour on the Akash market. 33 offers across Akash, AWS and Azure.

Akash Sep 29, 2026 · AWS Sep 25, 2026 · Azure Jul 27, 2026

Data centre map

Operational and planned AI data centres, with their power and owners.

Charts

Capex, valuations, compute ownership and citation sources, one chart each.

GPU boards

Every GPU price board, per accelerator, with the evidence behind each row.

See how often AI names you.

Enter your website. In about two minutes, Rank.ai asks ChatGPT, Claude and Gemini 12 questions your customers ask and grades how often they name you.

  • Your grade out of 100How often AI names you, cites your site, and how high it ranks you.
  • Who gets namedEvery competitor in the answers, most named first.
  • The pages AI readsThe sources behind each answer.
  • Three fixesWhat to fix first, with a brief for the first article.