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Anthropic Claude Sonnet Latest vs xAI: Grok 4.20 Multi-Agent

Head-to-head API cost, context, and performance comparison. Synced at 4:21:20 PM.

Executive Summary

When evaluating Anthropic Claude Sonnet Latest against xAI: Grok 4.20 Multi-Agent, the pricing structure is a key differentiator. xAI: Grok 4.20 Multi-Agent is approximately 56% more cost-effective per 1 million tokens overall.

However, when looking at raw reasoning capabilities, Anthropic Claude Sonnet Latest leads with a statistical ELO score of 1450. For tasks involving complex logic, coding, or instruction-following, developers might prefer Anthropic Claude Sonnet Latest, provided their budget allows for the API burn rate.

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Raw Technical comparison

Metric
Anthropic Claude Sonnet Latest
xAI: Grok 4.20 Multi-Agent
Performance (ELO)
1450
1449
Input Cost / 1M
$3.00
$2.00
Output Cost / 1M
$15.00
$6.00
Context Window
1,000,000 tokens
2,000,000 tokens

Verdict

If you are looking for pure performance and capability, Anthropic Claude Sonnet Latest is statistically superior. However, if API burn rate is the primary concern, xAI: Grok 4.20 Multi-Agent wins out aggressively in pricing.

People Also Ask

Is Anthropic Claude Sonnet Latest cheaper than xAI: Grok 4.20 Multi-Agent?

No. xAI: Grok 4.20 Multi-Agent is the more cost-effective model, operating at a lower price point per 1 million tokens.

Which model has the larger context window?

The xAI: Grok 4.20 Multi-Agent model has the advantage in memory, offering a massive 2,000,000 token limit for document ingestion.

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