GPT-5.2 Pro is OpenAI's extended-context variant of GPT-5.2, engineered for professional workloads that demand maximum accuracy and reliability. It features a 512K token context window — double the standard GPT-5.2 — along with enhanced factual grounding, stricter instruction adherence, and priority inference for enterprise deployments.
GPT-5.2 Pro is optimized for scenarios where precision matters most: legal analysis, financial modeling, medical literature review, and enterprise knowledge management. Its reduced hallucination rate and stronger citation capabilities make it the top choice for regulated industries.
Key Features
512K token context window for massive document analysis
Enhanced factual accuracy with citation support
Stricter instruction following for enterprise reliability
Priority inference with guaranteed latency SLAs
Native multimodal — text, image, and audio input
Advanced structured output with schema validation
Ideal Use Cases
Legal contract review and regulatory compliance analysis
Financial modeling and quantitative research
Medical literature synthesis and clinical decision support
Enterprise knowledge management across large document repositories
Technical Specifications
| Context Window | 512K tokens |
| Modality | Text, Image, Audio → Text |
| Provider | OpenAI |
| Category | Text Generation |
| Max Output | 64K tokens |
| Training Cutoff | April 2026 |
API Usage
1 curl -X POST https://api.vincony.com/v1/chat/completions \ 2 -H "Authorization: Bearer YOUR_API_KEY" \ 3 -H "Content-Type: application/json" \ 4 -d '{ 5 "model": "openai/gpt-5.2-pro", 6 "messages": [ 7 { "role": "user", "content": "Hello, GPT-5.2 Pro!" } 8 ] 9 }'
Replace YOUR_API_KEY with your Vincony API key. OpenAI-compatible endpoint — works with any OpenAI SDK.
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Frequently Asked Questions
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