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ModelCap

Model decision surface

Compare AI models

Start with GPT-4o (2024-11-20) and o3, or choose any two current ranked language models. Compare capability evidence, price, context, provider availability, and weight access without pretending one field decides every use case.

Current public data

GPT-4o (2024-11-20) vs o3

Live dataset updated 8/17/2026, 11:13:20 PM UTC

Open 1200×630 evidence receipt
Factual comparison of GPT-4o (2024-11-20) and o3
Field
o3

OpenAI

ModelCap position#108#38
Index score22.555.1
EvidenceEstimatedpublisher corpus prior · leave-one-anchor-out calibratedMeasured4 public benchmark observations across 4 boards
Input / 1M$2.50$2.00
Output / 1M$10.00$8.00
Pricing statusfreshfresh
Context128K200K
Providers11
Weight accessAPI onlyAPI only

Decision facts

  • GPT-4o (2024-11-20) is #108; o3 is #38 on the same current language board.
  • Index scores are 22.5 for GPT-4o (2024-11-20) and 55.1 for o3.
  • Evidence differs: GPT-4o (2024-11-20) is Estimated; o3 is Measured.
  • Listed output price per 1M tokens is $10.00 for GPT-4o (2024-11-20) and $8.00 for o3.
  • Published context is 128,000 tokens for GPT-4o (2024-11-20) and 200,000 for o3.

These are separate published fields, not a synthetic winner. ModelCap does not collapse price, access, context, and capability evidence into a hidden recommendation score.

Each comparison page is a permanent, shareable URL with the same live figures as this tool: ModelCap Index position, API pricing, context window, provider count, weight access and every shared benchmark board.