Anthropic: Claude Sonnet 4.5 API Pricing
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...
Input / 1M tokens
$3.00
Output / 1M tokens
$15.00
Cost per request (1K in / 500 out)
$0.01
~$10.50 per 1M tokens mixed
Specifications
Context Window 1.0M tokens
Max Output Tokens 64,000
Vision Support Yes
Function Calling No
Streaming Yes
Modality multimodal
Release Date 2025-09-29
Price history will appear here after the first price change is detected.
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