Claude 4 Sonnet

Powerful Hybrid AI for Coding & Content

What is Claude 4 Sonnet?‍

Claude 4 Sonnet is Anthropic’s mid-tier, next-generation language model, offering a unique blend of instant answers and visible, step-by-step reasoning through its extended thinking mode. Building on the strengths of previous Sonnet models, it brings major upgrades in coding, tool use, content generation, and safe, human-like dialogue for business and creative workflows.

Key Features of Claude 4 Sonnet

Hybrid Reasoning Modes

Switch between near-instant answers or extended, chain-of-thought reasoning for complex tasks.

Advanced Coding & Agentic Automation

Excels at end-to-end software development, from code planning and generation to bug fixes and large-scale refactoring.

Vision & Data Extraction

Extracts structured information from charts, graphs, images, and documents.

Extended Context & Memory

Supports up to 200,000 context tokens, enabling document-scale reasoning, deep knowledge base Q&A, and analysis of long codebases or datasets.

Tool Use & Automation

Natively supports calling external tools, web search, and parallel tool execution, automating and orchestrating workflows, RPA, and more.

Robust Content Generation & Dialogue

Delivers nuanced, engaging writing; creates advanced chatbots; and carries context across long, multi-turn conversations.

Use Cases of Claude 4 Sonnet

Generates and maintains code, automates app development, and powers advanced agentic coding assistants like in Copilot and other toolchains.

Powers lifelike chatbots that follow complex instructions, offer step-by-step support, and handle diverse interactions for customer service or sales.

Analyzes, summarizes, and extracts insights from unstructured text, charts, and diagrams for data-driven teams.

Automates repetitive business processes with robust instruction following, RPA, and integration with enterprise tools and APIs.

Produces polished, human-like content and moderates user submissions in live and collaborative platforms.

Claude 4 Sonnet

vs

Other Claude Models and LLMs

Feature	Claude 4 Sonnet	Claude 3.7 Sonnet	Opus 4	GPT-4o / Gemini Flash
Reasoning Mode	Hybrid	Hybrid	Hybrid (flagship)	Standard / hybrid varies
Coding Performance	State-of-the-art	High	Best-in-class	Comparable
Multimodal Input	Text, images, diagrams	Text, some images	Text, images, diagrams	Yes (varies)
Output Length	64K (output), 200K ctx	128K out, 200K ctx	128K out, 200K ctx	Up to 1M+ (varies)
Workflow Automation	Tool use & RPA	Tool use & RPA	Advanced tools, memory	Tool use (varies)
Access	All major platforms	All major platforms	All major platforms	All major platforms