Using GPT-5.2 Pro on OpenRouter

Implementation guide · GPT-5.2 · OpenAI

Serverless

OpenRouter exposes GPT-5.2 Pro through model ID openai/gpt-5.2-pro. Use the setup steps, sourced pricing, capabilities, and official provider links below to validate this route before deployment.

Last refreshed 2026-06-18. Next refresh: weekly.

Quick Start

  1. 1
    Create an account at OpenRouter and generate an API key.
  2. 2
    Use the OpenRouter SDK or REST API to call openai/gpt-5.2-pro — see the documentation for request format.
  3. 3
    You'll be billed $21.00/1M input, $168.00/1M output tokens. See full pricing.
API PortalDocumentationPricingModel Card

Code Examples

See OpenRouter documentation for integration details.

Pricing on OpenRouter

TypePrice (per 1M)
Input tokens$21.00
Output tokens$168.00

Capabilities

VisionMultimodalJSON / Tool useStructured OutputsCode Execution

About GPT-5.2 Pro

GPT-5.2 Pro is OpenAI's most advanced GPT-5.2 tier offering major improvements in agentic coding and long-context performance for enterprise use at 400K context.

Full model details →

Model Specs

Released2026-01-01
Context400K
ArchitectureDecoder Only
Knowledge cutoff2025-08

Also available on(2)

Vercel AI Gateway$21.00/1MOpenAI API$21.00/1M
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Provider

OpenRouter

OpenRouter, Inc.

New York, NY, USA