Claude
In one line: Anthropic's family of AI models, known for thoughtful, careful, long-form writing. Available via claude.ai or AskAI.free.
Claude is Anthropic's AI model family, named after Claude Shannon. Built using Constitutional AI — a training approach focused on being helpful, honest and harmless.
Anthropic ships in three tiers: Haiku (fast, cheap), Sonnet (balanced flagship), Opus (most capable). The Sonnet line is what most people use day-to-day.
Available on AskAI.free: Claude Sonnet 4, 3.7 and 3.5 (free). Compare with ChatGPT.
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