Claude Sonnet 4.6

ANTHROPIC Developer Architecture Profile

Intelligence (ELO)1350Chatbot Arena Verified

Max Context1,000,000Tokens

API Cost / 1M$18.00Blended Prompt + Completion

Model Capabilities

Fictional
Reasoning
Agentic
Top Tier
Coding & Logic

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.

Granular Pricing Matrix

Input Tokens (Prompt)$3.00 / 1M

Output Tokens (Completion)$15.00 / 1M

Pricing data via OpenRouter. Sync: 3/16/2026

Evaluate Competitors

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