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Anthropic: Claude 3.7 Sonnet vs Anthropic: Claude Sonnet 4.5

Head-to-head API cost, context, and performance comparison. Synced at 11:21:32 AM.

Executive Summary

When evaluating Anthropic: Claude 3.7 Sonnet against Anthropic: Claude Sonnet 4.5, the pricing structure is a key differentiator. Both models are remarkably similar in API costs.

However, when looking at raw reasoning capabilities, Anthropic: Claude Sonnet 4.5 leads with a statistical ELO score of 1200. For tasks involving complex logic, coding, or instruction-following, developers might prefer Anthropic: Claude Sonnet 4.5, provided their budget allows for the API burn rate.

Raw Technical comparison

Metric
Anthropic: Claude 3.7 Sonnet
Anthropic: Claude Sonnet 4.5
Performance (ELO)
1198
1200
Input Cost / 1M
$3.00
$3.00
Output Cost / 1M
$15.00
$15.00
Context Window
200,000 tokens
1,000,000 tokens

Verdict

If you are looking for pure performance and capability, Anthropic: Claude Sonnet 4.5 is statistically superior. However, if API burn rate is the primary concern, Tie wins out aggressively in pricing.

People Also Ask

Is Anthropic: Claude 3.7 Sonnet cheaper than Anthropic: Claude Sonnet 4.5?

No. Anthropic: Claude Sonnet 4.5 is the more cost-effective model, operating at a lower price point per 1 million tokens.

Which model has the larger context window?

The Anthropic: Claude Sonnet 4.5 model has the advantage in memory, offering a massive 1,000,000 token limit for document ingestion.

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