Anthropic Claude API
Enterprise AI API with largest context window
Overview
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.
Pricing Details
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.
Latest Model
Claude 4 Opus, Claude 4 Sonnet, Claude 3.5 Haiku
History & Evolution
Anthropic Claude API launched
Anthropic Claude API became publicly available and started adoption across its core user base.
Current model/version
Claude 4 Opus, Claude 4 Sonnet, Claude 3.5 Haiku
AISavr profile refreshed
Pricing, features, and usage information were reviewed and updated.
How to Use Anthropic Claude API
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
Key Features
Use Cases
Pros
- Huge context window
- Excellent reasoning
- Strong safety
- Good documentation
Cons
- No free tier
- Rate limits
- Pricing per token
At a Glance
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
Integrations
Security & Privacy
- SOC 2 compliant
- Code stays on your machine (for desktop apps)
- Enterprise SSO available
- Data encryption in transit and at rest
Supported Languages
Available Platforms
Alternatives
Frequently Asked Questions
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