GPT 5.2: World BEST AI Model! Beats Gemini 3.0 + Opus 4.5! (Fully Tested)

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The OpenAI GPT 5.2 model represents a significant leap forward in artificial intelligence, offering enhanced reasoning, code generation, multimodal understanding, and tool handling capabilities. It’s designed for both general-purpose tasks and agentic workflows, surpassing previous models in capability and efficiency. The model boasts three variants: the base GPT 5.2 for complex reasoning and broad knowledge, and the Pro variant optimized for challenging problem-solving and longer processing times. Benchmarks demonstrate GPT 5.2’s state-of-the-art performance across various metrics, including ARGI1, GDP Eva, and AIM 2025, showcasing a 390% efficiency improvement in just one year. The model generates impressive results in coding, mathematics, and simulations, with the GPT 5.2 2 Pro achieving 90.5% accuracy on X High scores and 70.9% accuracy on Swaybench Pro, exceeding human experts. The model’s visual capabilities are also enhanced, reaching 88.7% success rate on the Chexive benchmark and 86.3% on the Screenshot Pro benchmark. The model’s tool usage is robust, achieving 98.7% success on the Telecom and Retail applications. The GPT 5.2 2 also offers a more streamlined user experience, with improved responsiveness and a better overall design. The model’s coding capabilities are notably improved, rivaling Gemini 3.0 Pro on Swaybench Pro, and generating more reliable patches and refractors. The model’s response errors have decreased significantly, and research and writing accuracy have also improved. The model’s animation generation capabilities are impressive, creating a butterfly in SVG code with a single shot, and generating a complex ocean wave simulation. The model’s ability to generate complex, multi-step workflows, such as data pools and case resolution, is also noteworthy. The model’s performance in long context tests, particularly the needle MRCR, is exceptional, achieving 100% success rate on the AIM 2025 benchmark, a significant improvement over previous models. The model’s vision accuracy is also enhanced, reaching 88.7% on Chexive and 86.3% on Screenshot Pro, demonstrating improved reading charts and software screens. The model’s tool usage is enhanced, with a 98.7% success rate on the Telecom and Retail applications. The model’s overall quality is remarkable, and it’s a significant advancement in AI. The pricing is currently at $1.75 per 1 million tokens, with a 400k context window and a knowledge cutoff of August 31st, 2025. The model is available through the OpenAI API, the chat GPT chatbot, and through the Kilo Code extension. The model is also available through the browser-based OS, which is a really cool looking operating system.