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Claude Sonnet 4

Claude 4 Sonnet is Anthropic's latest and most capable model, excelling at coding, analysis, and complex instruction-following. It features extended context and improved tool use compared to previous Claude generations.

Claude Sonnet 4 Pricing & Specifications

Input Price$3.00 per 1M tokens
Output Price$15.00 per 1M tokens
Context Window1,000,000 tokens (1M)
Max Output64,000 tokens
ProviderAnthropic
Release Date2025-05

What is Claude Sonnet 4?

Claude Sonnet 4 is a large language model by Anthropic with a 1M context window and up to 64,000 output tokens. It costs $3.00 per 1M input tokens and $15.00 per 1M output tokens. Claude 4 Sonnet is Anthropic's latest and most capable model, excelling at coding, analysis, and complex instruction-following. It features extended context and improved tool use compared to previous Claude generations.

Capabilities

text vision function calling coding reasoning

Claude Sonnet 4 Cost Examples

Short prompt (500 tokens)

$0.001500

Medium prompt (2K tokens)

$0.00600

Long output (4K tokens)

$0.06000

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Frequently Asked Questions

How much does Claude Sonnet 4 cost per token? +
Claude Sonnet 4 costs $3.00 per 1M input tokens and $15.00 per 1M output tokens. For a typical 1,000-token request with a 500-token response, that works out to roughly $0.010500.
What is the context window for Claude Sonnet 4? +
Claude Sonnet 4 supports a context window of 1,000,000 tokens (1M). This determines the maximum combined length of your prompt and conversation history in a single API call.
What is the maximum output length for Claude Sonnet 4? +
Claude Sonnet 4 can generate up to 64,000 tokens in a single response. If you need longer outputs, you can make multiple API calls and concatenate the results.
Is Claude Sonnet 4 good for coding tasks? +
Yes, Claude Sonnet 4 supports capabilities well-suited for coding tasks including code generation, debugging, and refactoring.
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