All AI models · LLM benchmarks · Methodology

OpenAI

GPT-5.2 Pro

Higher-accuracy GPT-5.2 variant for tougher reasoning and review workflows

Model facts

Context window
4K tokens
Maximum output
128K tokens
Cheapest paid input
$10.5 per 1M tokens
Cheapest paid output
$84 per 1M tokens
Open weights
no
Providers
13

Capabilities and modalities

reasoning, tool calling, structured output, attachments, temperature control, text, image, pdf.

Observed price history

  • 2026-08-24: $10.5 input / $84 output per 1M tokens
  • 2026-08-28: $19 input / $150 output per 1M tokens
  • 2026-08-31: $10.5 input / $84 output per 1M tokens

API providers