Claude Sonnet 4.5

claude-sonnet-4-5-20250929

Modalities

Input

textimagepdf

Output

text

Pricing

Cost per 1 million tokens

Input

$3.6

Output

$18

Model Specs

Context Window

200,000

Max Output

64,000

Release Date

2025-09-29

Knowledge Cutoff

2025-07-31

Capabilities

Reasoning

Tool Calling

Vision

Last Updated: 2025-09-29

Provider: