Anthropic: Claude Sonnet 4.6

AnthropicID: anthropic/claude-sonnet-4.6

Sonnet 4.6 is Anthropic's most capable Sonnet-class model yet, with frontier performance across coding, agents, and professional work. It excels at iterative development, complex codebase navigation, end-to-end project management with memory, polished document creation, and confident computer use for web QA and workflow automation.

Pricing per 1M Tokens

Input (Prompt)$3.00
Output (Completion)$15
Cache Read$0.30
Cache Write$3.75
ImageN/A

Specifications

Context Length1M
Max Output Tokens128K
Input ModalitiesText + Image
Output ModalitiesText
TokenizerClaude
Instruct TypeN/A
Top Provider Context1M
Top Provider Max Output128K
ModeratedYes

Compare this model

See how Anthropic: Claude Sonnet 4.6 stacks up against other models.

vs Anthropic: Claude Opus 4.6vs Anthropic: Claude Opus 4.5vs Anthropic: Claude Haiku 4.5vs Anthropic: Claude Sonnet 4.5vs Anthropic: Claude Opus 4.1

More from Anthropic

Anthropic: Claude Opus 4.6
Input$5.00
Context1M
Anthropic: Claude Opus 4.5
Input$5.00
Context200K
Anthropic: Claude Haiku 4.5
Input$1.00
Context200K
Anthropic: Claude Sonnet 4.5
Input$3.00
Context1M
Anthropic: Claude Opus 4.1
Input$15
Context200K

Last updated: March 23, 2026

First tracked: March 23, 2026