GPT 5.2 Codex
GPT 5.2 Codex is the GPT-5.2 generation coding agent model from OpenAI, combining GPT-5.2 advances in reasoning with purpose-built autonomous software engineering capabilities.
ReasoningTool UseImplicit CachingVision (Image)File Input
index.ts
import { streamText } from 'ai'
const result = streamText({ model: 'openai/gpt-5.2-codex', prompt: 'Why is the sky blue?'})Providers
Route requests across multiple providers. Copy a provider slug to set your preference. Visit the docs for more info. Using a provider means you agree to their terms, listed under Legal.
| Provider |
|---|
 Azure | 400K | 0.8s | 4tps | $1.75/M | $14.00/M | Read:$0.17/M Write:— | $14/K + input costs | — | +3 | 12/18/2025 | ||
 OpenAI | 400K | 0.6s | 259tps | $1.75/M | $14.00/M | Read:$0.17/M Write:— | $10/K + input costs | — | +4 | 12/18/2025 |