Anthropic text Paid Updated 2026-02-08

Anthropic — Claude Sonnet 4.5

Fast, capable model for everyday writing and analysis.

4.7 Official website →

Overview

Sonnet-class Claude models aim for a strong speed/quality balance, suited for daily drafting, analysis, and workflows.

Best for

  • Daily drafting
  • Summaries
  • Assistants

Pros

  • Great balance
  • Good quality
  • Fast

Cons

  • Less “max” reasoning than top tier
  • Access depends on platform
  • Some tasks need iteration