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ModelCap

Model decision surface

Compare AI models

Start with GPT-4 Turbo and GPT-5.1-Codex-Mini, 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-4 Turbo vs GPT-5.1-Codex-Mini

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

Open 1200×630 evidence receipt
Factual comparison of GPT-4 Turbo and GPT-5.1-Codex-Mini
Field
ModelCap position#173#64
Index score20.941.5
EvidenceMeasured3 public benchmark observations across 3 boardsMeasured1 public benchmark observation across 1 board
Input / 1M$10.00$0.25
Output / 1M$30.00$2.00
Pricing statusfreshfresh
Context128K400K
Providers11
Weight accessAPI onlyAPI only

Decision facts

  • GPT-4 Turbo is #173; GPT-5.1-Codex-Mini is #64 on the same current language board.
  • Index scores are 20.9 for GPT-4 Turbo and 41.5 for GPT-5.1-Codex-Mini.
  • Both positions use Measured evidence.
  • Listed output price per 1M tokens is $30.00 for GPT-4 Turbo and $2.00 for GPT-5.1-Codex-Mini.
  • Published context is 128,000 tokens for GPT-4 Turbo and 400,000 for GPT-5.1-Codex-Mini.

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.