Last refreshed 2026-06-18. Next refresh: weekly.
Why use GPT-5.2 Pro on OpenRouter?
OpenRouter offers GPT-5.2 Pro with pay-as-you-go pricing at $21.00/1M input tokens. OpenRouter is a multi-provider LLM aggregator offering unified API access to 300+ models from all major labs and emerging providers, with automatic failover for reliability.
Compare GPT-5.2 Pro across 3 providers to find the best fit for your use caseInput / 1M
$21.00
Output / 1M
$168.00
Cache
Not sourced
Batch
Not sourced
Setup recipe
Docs fallbackInstall
Use the provider REST API or SDKAuth
Create a provider API keyCall
model: openai/gpt-5.2-proModel ID
openai/gpt-5.2-proRequest example
Curated snippets for this provider are not sourced yet. Use OpenRouter documentation with model ID
openai/gpt-5.2-pro.Gotchas
- Use provider model ID "openai/gpt-5.2-pro", not the LLMReference slug "gpt-5.2-pro".
Compare GPT-5.2 Pro Across Providers
| Provider | Input (per 1M) | Output (per 1M) |
|---|---|---|
| Vercel AI Gateway | $21.00 | $168.00 |
| OpenAI API | $21.00 | $168.00 |
| OpenRouter | $21.00 | $168.00 |
Pricing
| Type | Price (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.
Get Started
Model Specs
Released2026-01-01
Context400K
ArchitectureDecoder Only
Knowledge cutoff2025-08