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Anthropic API

LLM APIs & Platforms
Agentic AI
Anthropic

Claude API with extended thinking, prompt caching (90% cost savings), computer use, and 200K context. Access Claude Sonnet 4.5, Opus 4.1, and Haiku 4.5 via REST API or SDKs. Features Message Batches API for async processing and tool use for function calling.

Why Use Anthropic API

Most capable API for complex reasoning and agentic tasks. Extended thinking for deep problem-solving. Prompt caching reduces costs by 90% on repeated context. Computer Use enables desktop automation. 200K context for large documents. Best for production AI agents.

Use Cases for Builders
Practical ways to use Anthropic API in your workflow
  • Build autonomous agents with Computer Use and tool calling
  • Save 90% on API costs with prompt caching for RAG systems
  • Analyze entire codebases with 200K context window
  • Process customer support at scale with Message Batches API
  • Implement deep reasoning with extended thinking mode
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