Anthropic's AI assistant and model family for writing, analysis and coding.
Claude API: Opus 5.5 $4/$20 per 1M tokens, Sonnet 5.5 $2/$10, Haiku 5.5 $0.10/$0.50, Fable 5.1 $10/$50; Batch is 50% off. Pro is $20/month and Max starts at $100/month, both including Claude Code.
Links & pricing