Claude Sonnet 4.5 (batch) pricing & benchmarks

Claude Sonnet 4.5 (batch) is available from Anthropic at $1.50 per million input tokens and $7.50 per million output tokens ($3.00 blended at 3:1). It accepts up to 1,000,000 tokens of context. Claude Sonnet 4.5 is Anthropic’s most advanced Sonnet model to date, optimized for real-world agents and coding workflows. It delivers state-of-the-art performance on coding benchmarks such as SWE-bench Verified, with...