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Introducing Claude Fable 5.2 and Claude Mythos 5.2, designed to tackle the most daunting technical challenges. They’re capable collaborators on ambitious projects in many fields, and show improvements in areas like coding, reasoning, and vision.↗

·@claudeai·Nov 9, 2026·model-release·claude-fable-5-2·claude-mythos-5-2·coding·reasoning

5. Vision is improved. Opus is better at image processing and data extraction, especially with multiple images. For dense images, give it a cropping tool to "zoom" in on regions. We've seen consistent uplift on image evals with this.↗