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logoclaude-4-sonnet

Detailed information about claude-4-sonnet AI model

At a glance

Modalities
Context window
1,000,000
Pricing
$3.00$15.00

Capabilities

Tool Calling

Connect the model to external tools and systems.

Reasoning

The model thinks before responding.

Pricing Details

Input

Tokens
$3.00/1M tokens
Cache read
$0.30/1M tokens
Cache write
$3.75/1M tokens

Output

Tokens
$15.00/1M tokens

Other Costs

Web search
$0.01

Model Owner

Organization

Google Vertex

Headquarters

US

Data Training

No

Terms of ServicePrivacy Policy

Available Providers

OpenRouter
openrouter/claude-4-sonnet
Released on 5/22/2025