Claude 3.5 Sonnet

About Claude 3.5 Sonnet

Claude 3.5 Sonnet is Anthropic's most balanced and capable model, setting new standards for AI performance across coding, analysis, and creative tasks. Released in June 2024, it outperforms Claude 3 Opus on most benchmarks while operating at twice the speed and one-fifth the cost—a remarkable achievement in AI efficiency. Claude 3.5 Sonnet excels particularly at software development, achieving 92% on HumanEval coding benchmarks and demonstrating exceptional ability to understand, write, and debug code across multiple languages. The model features a 200K context window, enabling analysis of entire codebases, lengthy documents, and complex research materials. It supports vision capabilities for image and document understanding, making it ideal for multimodal applications. Claude 3.5 Sonnet is known for its nuanced, thoughtful responses and strong performance on tasks requiring careful reasoning and attention to detail. For enterprises and developers seeking a single model that handles diverse tasks exceptionally well, Claude 3.5 Sonnet represents the sweet spot of capability, speed, and cost-effectiveness in Anthropic's lineup.

Model Specifications

💰 Real-World Cost Examples

Estimated monthly costs for common use cases

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🚀 Quick Start

Get started with Claude 3.5 Sonnet API

import anthropic

client = anthropic.Anthropic()

message = client.messages.create(
    model="anthropic/claude-3.5-sonnet",
    max_tokens=1024,
    messages=[
        {"role": "user", "content": "Hello!"}
    ]
)
print(message.content[0].text)

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