Enterprise AI API with largest context window
The Claude API gives developers access to Anthropic's Claude models for building AI-powered applications. With Claude 4 Opus, Claude 4 Sonnet, and Claude 3.5 Haiku, the API supports up to 200K tokens of context, tool use, vision capabilities, and streaming responses. Choose Haiku for speed, Sonnet for balanced performance, or Opus for maximum reasoning quality, all with robust safety guardrails.
Pay-per-token pricing. Haiku: $0.25/$1.25 per 1M input/output tokens. Sonnet: $3/$15. Opus: $15/$75. No free tier; billing starts from first API call.
Claude 4 Opus, Claude 4 Sonnet, Claude 3.5 Haiku
Create an account at console.anthropic.com
Generate an API key from the dashboard
Install the Anthropic Python or TypeScript SDK
Make your first API call with a system prompt and user message
Choose Haiku for speed, Sonnet for balance, or Opus for maximum quality
Use tool use and vision features for advanced applications
Best For
Developers and engineering teams looking to accelerate coding workflows
Free Trial
No free tier. check website for trial availability
Mobile App
No dedicated mobile app. accessible via mobile browser
API Access
Full REST API available. see developer documentation for endpoints, authentication, and rate limits
Team Features
Primarily designed for individual use. check website for team options
Last Updated
2025-02
Anthropic Claude API was released to the public, marking its official debut in the AI landscape.
Claude 4 Opus, Claude 4 Sonnet, Claude 3.5 Haiku
Our team verified Anthropic Claude API's pricing, features, and capabilities to ensure accuracy.
Try Anthropic Claude API with No free tier. check website for trial availability and transform your workflow.
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