Claude (Anthropic)

Anthropic's Claude family is known for careful, well-structured writing and clean code, with a large context window and a thoughtful, low-error style.

It is a favourite for long documents, analysis and serious software work via the web app and API.

Best for

• Long-form writing and editing
• Reading and analysing long documents
• Coding and refactoring whole files
• Tasks where careful, accurate answers matter

Strengths & how it compares

• Often the best for natural, well-organised writing and clean code.
• Large 200K context handles big inputs comfortably.
• Vs GPT-5: similar quality, more cautious and structured; vs Gemini: stronger writing, less search grounding.