OpenAI's flagship multimodal assistant powered by GPT-6 and GPT-5.6 for reasoning, coding, and deep research.
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BigModel records 5,700,686 monthly visits with -17% month-over-month growth and Freemium, Free Trial, Paid, Contact for Pricing pricing. CodeStack AI records 330 monthly visits with -80.9% growth and Free Trial pricing.

Interactive platform to learn coding by doing with AI assistance.
| Dimension / Metric | ![]() | ![]() |
|---|---|---|
| Official Domain | bigmodel.cn | codestack.pro |
| Pricing Model | Freemium, Free Trial, Paid, Contact for Pricing | Free Trial |
| Monthly Visits | 5.7M (5,700,686) | 330 (330) |
| MoM Traffic Delta | -1.17M (-17%) | -1.4K (-80.9%) |
| Primary Market & Share | 🇨🇳 China (85.8%) | 🇺🇸 United States (100%) |
| Direct Visits / mo | 4.23M | 98 |
| User Rating | 5 | 5 |
| Supported Platforms | Website | Website |

Enterprise AI platform with LLMs, multimodal APIs, and deployment tools
Purpose-built AI engine for ai image generator tasks, delivering fast, accurate, and production-ready results.
Purpose-built AI engine for large language models (llms) tasks, delivering fast, accurate, and production-ready results.
Purpose-built AI engine for ai agent tasks, delivering fast, accurate, and production-ready results.
Integrated support for ai coding assistant within the BigModel workspace to streamline complex workflows.

Interactive platform to learn coding by doing with AI assistance.
OpenAI's flagship multimodal assistant powered by GPT-6 and GPT-5.6 for reasoning, coding, and deep research.
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