Claude 3.5 Sonnet

Advanced, Fast Mid-Tier AI by Anthropic

What is Claude 3.5 Sonnet?

‍Claude 3.5 Sonnet is Anthropic’s most intelligent and capable mid-tier large language model. Sitting between Haiku and Opus in the Claude family, Sonnet outperforms many premium models on reasoning, writing, vision, and coding tasks. It is twice as fast as previous top-tier versions, with a massive context window of 200,000 tokens, and is available via Claude.ai, API, Vertex AI, and Amazon Bedrock.

Key Features of Claude 3.5 Sonnet

Frontier-Level Intelligence

Sets new performance records in graduate/undergraduate reasoning, coding, and knowledge (GPQA, MMLU, HumanEval).

Fast, Efficient Vision & Multimodal Understanding

The top vision model in the Claude lineup interprets and processes charts, graphs, and images more accurately than previous versions.

Advanced Content Generation

Writes high-quality, natural, and relatable content.

Workflow Automation & Data Insights

Ideal for orchestrating multi-step workflows, customer support, and data analytics.

Use Cases of Claude 3.5 Sonnet

Enhances programming teams with powerful code generation, bug fixing, and refactoring for both modern and legacy stacks.

Delivers responsive, context-sensitive chatbots and agents for customer support and sales.

Processes and analyzes unstructured datasets, extracts trends, and produces statistical visualizations.

Generates human-like writing for stories, blogs, or product copy, and provides fast, reliable content moderation for live platforms.

Claude 3.5 Sonnet

vs

Other Claude Models and LLMs

Feature	Claude 3.5 Haiku	Claude 3.5 Sonnet	GPT-4o / Gemini Flash
Intelligence	Fast, cost-optimized	Highest among Claude	Competitive
Coding Performance	High	State of the art	Comparable
Vision & Multimodal	Text only	Best in Claude	Yes (varies)
Response Speed	Fastest	Twice that of Opus	Fast
Context Window	200,000 tokens	200,000 tokens	128k–1M+ (varies)
Access	Claude.ai, API, Cloud	Claude.ai, API, Cloud	OpenAI, Google, API
Use Case Focus	Best for high-scale chat	Best for advanced tasks	General purpose