OpenAI: gpt-5.2-pro-20251211

proprietary
Intelligence
Reasoning
Speed
Context
400K
Max output
128K
Input price
$21/1M tokens
Output price
$168/1M tokens

Capabilities

Reasoning & Interaction
Reasoning
Tool Calling
Infrastructure
Streaming

Details

Model IDopenai/gpt-5.2-pro-20251211
Creator OpenAI
Familygpt-5.2
Licenseproprietary
Statusactive
Typechat
Input modalitiestext
Output modalitiestext
Open weightNo
Parameters—
Architecture—
Context window400K tokens
Max input—
Max output128K tokens
Reasoning tokensYes
Knowledge cutoff
Release date
Sourceofficial

Pricing

Input
$21
Output
$168
Cache write
—
Cache read
—
Batch in
—
Batch out
—

Family Comparison: gpt-5.2

ModelContextMax outPricing
Azure OpenAI: gpt-5.2-chat——$1.75$14
Azure OpenAI: gpt-5.2-codex——$1.75$14
Azure OpenAI: gpt-5.2——$1.75$14
OpenAI: gpt-5.2-20251211400K128K$1.75$14
OpenAI: gpt-5.2-chat-20251211——$1.75$14
OpenAI: gpt-5.2-chat-latest128K16K$1.75$14
OpenAI: gpt-5.2-chat——$1.75$14
OpenAI: gpt-5.2-codex-20260114——$1.75$14
OpenAI: gpt-5.2-codex400K128K$1.75$14
OpenAI: gpt-5.2400K128K$1.75$14
OpenRouter: openai/gpt-5.2-20251211——$1.75$14
OpenRouter: openai/gpt-5.2-chat-20251211——$1.75$14
OpenRouter: openai/gpt-5.2-chat-latest——$1.75$14
OpenRouter: openai/gpt-5.2-chat——$1.75$14
OpenRouter: openai/gpt-5.2-codex-20260114——$1.75$14
OpenRouter: openai/gpt-5.2-codex——$1.75$14
OpenRouter: openai/gpt-5.2——$1.75$14
OpenAI: gpt-5.2-pro-20251211400K128K$21$168
OpenAI: gpt-5.2-pro400K128K$21$168
OpenRouter: openai/gpt-5.2-pro-20251211——$21$168
OpenRouter: openai/gpt-5.2-pro——$21$168

API

GET/v1/models/cloudflare-ai-gateway/openai/gpt-5.2-pro-20251211