Anthropic

Anthropic is an AI safety and research company that builds the Claude family of models. The current lineup is Claude Fable 5.1, Claude Opus 5, Claude Sonnet 5 and Claude Haiku 4.5; Anthropic suggests starting with Opus 5 for most workloads. The models are available through the Claude API, priced per token, and through cloud platforms including Amazon Bedrock and Google Cloud.

• Current models: Claude Fable 5.1, Opus 5, Sonnet 5 and Haiku 4.5
• Claude Opus 5, the suggested starting point for most workloads
• 1M-token context window on Fable 5.1, Opus 5 and Sonnet 5
• Computer use tool, generally available on the Claude API
• Batch API at half the standard per-token price
• Vision capabilities for image analysis and understanding
• Tool use and function calling for API integrations

• Research assistance and analysis
• Content creation and editing
• Code review and programming help
• Document summarization
• Creative writing and brainstorming
• Educational tutoring
• Customer support automation
• Data analysis and insights

• OpenAI
• Google Gemini
• Cohere