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Anthropic Models

Complete list of AI models available in UltraGPT

Claude 3.5 Sonnet — Balanced Brilliance in Language, Reasoning, and Creativity In an era where artificial intelligence must balance precision, ...

Claude 4.5 Sonnet — Balancing Intelligence, Creativity, and Efficiency Artificial intelligence is evolving rapidly, and with every new release, we ...

Claude 3.5 Haiku — Speed and Efficiency for Everyday AI Claude 3.5 Haiku is the lightweight model in Anthropic’s Claude ...

Claude 3.7 Sonnet Thinking — Mid-Tier Power with Enhanced Reasoning Claude 3.7 Sonnet Thinking is a specialized variant of Anthropic’s ...

Claude 3.7 Sonnet — Balanced Intelligence for Real-World Applications Claude 3.7 Sonnet is part of Anthropic’s Claude 3.7 series, designed ...

Claude 4.1 Opus — Advanced Reasoning and Versatile AI for Modern Applications Claude 4.1 Opus is the latest iteration in ...

Claude 4 Sonnet — Precision, Creativity, and Scalable Intelligence Claude 4 Sonnet is the latest addition to Anthropic’s Claude 4 ...