Claude Sonnet 4.5 is cheaper than Claude 3.7 Thinking Sonnet at $3/M vs $6/M input tokens.
| Spec | Claude 3.7 Thinking Sonnet | Claude Sonnet 4.5 |
|---|---|---|
| Input price | $6/M tokens | $3/M tokens |
| Output price | $30/M tokens | $15/M tokens |
| Context window | 200K tokens | 200K tokens |
| Released | Feb 2025 | Sep 2025 |
Not enough votes to call it. On the specs, nothing separates them.
Claude Sonnet 4.5 is cheaper on both — 2.0× input, 2.0× output
Claude Sonnet 4.5 uses 45.2x more emoji
Claude Sonnet 4.5 is cheaper than Claude 3.7 Thinking Sonnet at $3/M vs $6/M input tokens.
| Spec | Claude 3.7 Thinking Sonnet | Claude Sonnet 4.5 |
|---|---|---|
| Input price | $6/M tokens | $3/M tokens |
| Output price | $30/M tokens | $15/M tokens |
| Context window | 200K tokens | 200K tokens |
| Released | Feb 2025 | Sep 2025 |
Not enough votes to call it. On the specs, nothing separates them.
Claude Sonnet 4.5 is cheaper on both — 2.0× input, 2.0× output
Claude Sonnet 4.5 uses 45.2x more emoji