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Claude

Free TierEditor's Pick

Anthropic's safe and capable AI assistant

4.7/ 5

Based on 8,930 reviews • Last updated February 10, 2026

What is Claude?

Claude is an AI assistant built by Anthropic, designed to be helpful, harmless, and honest. Claude excels at long-form content, nuanced analysis, coding, and following complex instructions. With Claude 4.5 Sonnet and Opus models, it delivers state-of-the-art performance on reasoning and creative tasks.

Best for:

Developers, writers, and researchers who need deep analytical capabilities

Pros & Cons

Pros

  • Best-in-class for long documents
  • Excellent reasoning and nuance
  • 200K token context window
  • Strong safety guardrails
  • Great at following complex instructions

Cons

  • Smaller ecosystem than ChatGPT
  • No image generation
  • No voice mode yet
  • Rate limits on free tier

Key Features

200K context window
Code analysis
Document understanding
Artifacts (code/docs)
Projects
Vision
Claude Code CLI
MCP integrations

Use Cases

Long document analysisCode reviewTechnical writingResearch synthesisLegal document review

Claude Comparisons

Frequently Asked Questions

What makes Claude different from ChatGPT?

Claude excels at long-form analysis with its 200K context window, follows complex instructions more accurately, and is designed with stronger safety principles. It's particularly strong for coding and document analysis.

What is Claude's context window?

Claude supports up to 200,000 tokens (about 150,000 words), making it ideal for analyzing long documents, codebases, and research papers.

Can Claude write code?

Yes, Claude is excellent at coding. It can write, debug, and explain code in multiple languages. Claude Code CLI is a dedicated tool for developers.

Claude Alternatives