Anthropic API
AI Code
API access to Claude models for building AI applications with industry-leading safety.
Overview
The Anthropic API provides developer access to the Claude family of models, including Claude Opus 4.6, Sonnet 4.5, and Haiku 4.5. The API supports text generation, vision, tool use, and extended thinking capabilities. Claude models are known for their exceptional reasoning, safety, and ability to follow complex instructions. The API is used by thousands of enterprises for building customer service bots, coding assistants, content generation systems, and analytical tools.
Key Features
- Claude Opus, Sonnet, and Haiku models
- 200K context window
- Extended thinking for complex reasoning
- Tool use and function calling
- Vision and document understanding
Pricing
starter
Pay-per-use (from $0.25/MTok)
Pros & Cons
Pros
- +Excellent reasoning and safety
- +Very large context window
- +Reliable API performance
- +Strong tool use support
Cons
- -Usage-based pricing can add up
- -Rate limits on some tiers
- -Fewer third-party integrations than OpenAI
Screenshots
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