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Claude 3.5 Sonnet

ANTHROPIC Developer Architecture Profile

Intelligence (ELO)1270Chatbot Arena Verified
Max Context200,000Tokens
API Cost / 1M$36.00Blended Prompt + Completion

Model Capabilities

  • Coding & Logic
  • Fictional
  • Reasoning
  • Conversational
  • Agentic
  • Top Tier
New Claude 3.5 Sonnet delivers better-than-Opus capabilities, faster-than-Sonnet speeds, at the same Sonnet prices. Sonnet is particularly good at: - Coding: Scores ~49% on SWE-Bench Verified, higher than the last best score, and without any fancy prompt scaffolding - Data science: Augments human data science expertise; navigates unstructured data while using multiple tools for insights - Visual processing: excelling at interpreting charts, graphs, and images, accurately transcribing text to derive insights beyond just the text alone - Agentic tasks: exceptional tool use, making it great at agentic tasks (i.e. complex, multi-step problem solving tasks that require engaging with other systems) #multimodal

Granular Pricing Matrix

Input Tokens (Prompt)$6.00 / 1M
Output Tokens (Completion)$30.00 / 1M

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

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