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GPT-5.5

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OpenAI GPT-5.5: New AI Model Released with Enhanced Speed

OpenAI released GPT-5.5 on April 23, 2026, featuring improved speed, multimodality, and agent capabilities for coding, research, and data analysis tasks.

Apr 25, 2026 6 min read siego237

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Modern workspace displaying GPT-5.5 AI interface on multiple screens with OpenAI branding elements

Abstract visualization of OpenAI's AI models including GPT-5.5, GPT-Rosalind, and Agents SDK updates in a tech-inspired design

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OpenAI’s Latest Models Explained: GPT-5.5, GPT-Rosalind, and Agents SDK Updates

OpenAI released GPT-5.5, GPT-Rosalind, and updated its Agents SDK, offering specialized AI for coding, research, and bio-sciences with improved performance,...

Apr 24, 2026 4 min read

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OpenAI GPT-5.5: New AI Model Released with Enhanced Speed

OpenAI’s Latest Models Explained: GPT-5.5, GPT-Rosalind, and Agents SDK Updates