Anthropic

Claude 3.5 Sonnet

Public pricingLarge memoryVisionTool use

Claude 3.5 Sonnet is Anthropic's large-memory model with vision, tool use. This page shows current pricing, an interactive cost calculator, and a side-by-side with similar models.

Input

$3.00/1M tokens

Output

$15.00/1M tokens

Cached

$0.30/1M tokens

Batch

$1.50/1M tokens

Interactive

Calculate your Claude 3.5 Sonnet bill.

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What would Claude 3.5 Sonnet cost you?

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Technical specifications

Claude 3.5 Sonnet at a glance.

Memory

200,000

tokens

Max reply

8,192

tokens

Memory tier

Large

an entire book or large codebase

Tokenizer

anthropic

Released

—

Training cutoff

—

Availability

Public pricing

Status

active

What it can do

Capabilities & limits.

  • Understands images
  • Deep step-by-step thinking
  • Uses tools / calls functions
  • Strict JSON output
  • Streams replies
  • Fine-tunable on your data

When to pick Claude 3.5 Sonnet

  • Screenshot analysis, image understanding, or document OCR.
  • Agentic workflows that call tools or APIs.
  • Long documents, full codebases, or extensive chat histories.
  • Code generation, review, or refactoring.

When to look elsewhere

  • Very latency-sensitive, real-time apps where every millisecond counts.

Alternatives

Similar models to compare.

FAQ

Claude 3.5 Sonnet — the questions we see most.

Pricing, capabilities, alternatives — generated from the same data that powers the calculator above.

Get instant answers from our AI agent

At a typical workload of 50,000 conversations a month with 1,500-token prompts and 800-token replies, Claude 3.5 Sonnet costs roughly $825 per month. Input is $3.00 /1M tokens and output is $15.00 /1M tokens.
Claude 3.5 Sonnet has a 200,000-token context window (large memory — an entire book or large codebase). That means you can fit about 37,500 words of input and history in a single call.
Beyond text generation, Claude 3.5 Sonnet supports understanding images, calling functions / tools. It streams replies by default.
Models in a similar class include Claude Sonnet 4.6, Claude Sonnet 4.5, Claude 3.7 Sonnet. The "Similar models" section below this FAQ links into each.

Still unsure?

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