Anthropicactive
Claude 4.5 Sonnet
Released at: July 22, 2025
API StatusAvailable for integration
Context Window1,000,000 tokens
Input Price / MTok$3.00
Output Price / MTok$15.00
Model Overview
High-performance Sonnet model excelling at nuanced writing, coding, and agentic tasks. Offers extended 1M-token context for large-document workflows.
Vetted Benchmarks
humanevalScore: 92.8% (Ranked top 40%)
gpqaScore: 62.5% (Ranked top 56%)
mathScore: 80% (Ranked top 56%)
mmluScore: 89.5% (Ranked top 46%)
hellaswagScore: 95.8% (Ranked top 41%)
mt_benchScore: 9.3% (Ranked top 45%)
Input Price TrendLast 90 Days
Output Price TrendLast 90 Days
How does this model compare?
Evaluate benchmark standing and performance rankings vs all other tracked models.