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LangMart: OpenAI: GPT-5.2 Pro

Openrouter
Streaming Vision
400K
Context
$21.00
Input /1M
$168.00
Output /1M
N/A
Max Output
Run API Call Open in Chat

LangMart: OpenAI: GPT-5.2 Pro

Model Overview

Property Value
Model ID openai/gpt-5.2-pro
Provider LangMart
Category Image
Released TBD
Status Active
Flagship No

Description

OpenAI: GPT-5.2 Pro is a image generation model for creating visual content from descriptions. Developed by LangMart, this model is optimized for its specific use case category.

Specifications

Property Value
Context Window 400000 tokens
Max Output Tokens N/A
Knowledge Cutoff N/A
Modalities Text
Speed Tier N/A
Quality Tier N/A

Pricing

Type Price
Input $21.00 per 1M tokens
Output $168.00 per 1M tokens

Capabilities

Capability Supported
Vision/Image Input No
Tool/Function Calling No
JSON Mode No
Streaming Yes
System Prompt Yes

Use Cases

  • Image generation from text descriptions
  • Creative visual content production
  • Product mockup generation
  • Concept visualization
  • Art and design assistance

Strengths

  • Massive context window for extended document processing

Limitations

  • No vision or image input capability
  • Limited tool/function calling support
  • No guaranteed JSON output mode

Integration with LangMart

Gateway Support:

  • Type 1 (Full Platform): Yes
  • Type 2 (Cloud Gateway): Yes
  • Type 3 (Self-hosted): Yes

API Endpoint:

curl -X POST https://api.langmart.ai/v1/chat/completions \
  -H "Authorization: Bearer sk-your-api-key" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "openrouter/openai/gpt-5.2-pro",
    "messages": [{"role": "user", "content": "Hello"}],
    "max_tokens": 1024
  }'

OpenAI Compatibility: Full compatibility with OpenAI API format.

Models in this category and from this provider are available in the LangMart marketplace.

Additional Resources

Data Source: LangMart Provider Models Database Last Updated: 2026-01-02