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ModelCap

Model decision surface

Compare AI models

Start with GPT-5.5 Pro and GLM 4.5 Air, 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-5.5 Pro vs GLM 4.5 Air

Live dataset updated 9/3/2026, 3:06:08 AM UTC

Open 1200×630 evidence receipt
Factual comparison of GPT-5.5 Pro and GLM 4.5 Air
Field
ModelCap position#80#76
Index score34.137.0
EvidenceMeasured1 public benchmark observation across 1 boardMeasured3 public benchmark observations across 3 boards
Input / 1M$30.00$0.13
Output / 1M$180$0.85
Pricing statusfreshfresh
Context1M131K
Providers13
Weight accessAPI onlyOpen weights

Decision facts

  • GPT-5.5 Pro is #80; GLM 4.5 Air is #76 on the same current language board.
  • Index scores are 34.1 for GPT-5.5 Pro and 37.0 for GLM 4.5 Air.
  • Both positions use Measured evidence.
  • Listed output price per 1M tokens is $180.00 for GPT-5.5 Pro and $0.85 for GLM 4.5 Air.
  • Published context is 1,050,000 tokens for GPT-5.5 Pro and 131,072 for GLM 4.5 Air.
  • Weight access differs: GPT-5.5 Pro is none; GLM 4.5 Air is open.
  • ModelCap currently lists 1 providers for GPT-5.5 Pro and 3 for GLM 4.5 Air.

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.