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GPT-5.2 Pro

openai/gpt-5.2-pro
  • OpenAI
  • Family · GPT-5 Pro
  • Image · Text · File → Text
  • Reasoning · adjustable
  • Tools · JSON · Vision
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Spec & list price
Context391K
Max output128K
Input / 1M$21.00
Output / 1M$168.008× input
Usage
Tokens / day740.6K▼ 33% 7d
Usage rank#458
Requests / day653
Tool calls / req0.04
Per request · 30 days
Avg input1.9K0.1× median
Avg output3150.5× median
Reasoning share48%0.9× median
Tool-call failures0.8%0.4× median

Consumption

4.0M8.0M12.0M2 Oct16 Oct31 Oct
Peak 11.5M 15 OctLow 720.2K 27 SepRank today #458

News & trends

Trending · 14 days
News · latest from OpenAI

Speed

Output speed#330/33410 tok/s6.6× slower than median
First token#3206.45 s6.3× longer than median

Technical details

Reasoning
on · medium
Tokenizer
GPT
Moderation
moderated
Reasoning effort
  • xhigh
  • high
  • medium · default
Request parameters 10
  • tools
  • tool_choice
  • response_format
  • structured_outputs
  • reasoning
  • reasoning_effort
  • include_reasoning
  • max_tokens
  • seed
  • verbosity

When to use

Best for

  • Hardest reasoning problems where accuracy beats speed
  • Deep analysis of long documents and files
  • Research-style questions with image inputs
  • Offline analysis jobs with maximum effort

Think twice for

  • Interactive chat needing fast replies
  • High-volume simple tasks
  • Cost-sensitive workloads
  • Self-hosting (closed weights)

Research papers

Same family

GPT-5 Pro

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