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Model Comparison

Model Comparison

Compare performance, benchmarks, and characteristics

grok-4-fast

openrouter
Context2M tokens
Input Price$0.2 / 1M tokens
Output Price$0.5 / 1M tokens

claude-opus-4

anthropic
Context200K tokens
Input Price$15 / 1M tokens
Output Price$75 / 1M tokens

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Compare openrouter/grok-4-fast vs anthropic/claude-opus-4