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Claude Model Comparison

Haiku 4.5 vs Sonnet 4.6 vs Opus 4.6 — pricing, speed, and use cases

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Claude Haiku 4.5

Fastest & cheapest

Intelligence

Pricing / 1M tokens

$0.80

Input

$4.00

Output

200K

Context window

~80 tok/s

Output speed

Best for

  • High-volume API workloads
  • Real-time chat interfaces
  • Classification & routing
  • Simple Q&A and lookup
  • Background processing

Features

Vision / image input
Tool use / function calling
Streaming
Batch API
Extended thinking
Claude Code default

Claude Sonnet 4.6

Best balance

Intelligence

Pricing / 1M tokens

$3.00

Input

$15.00

Output

200K

Context window

~45 tok/s

Output speed

Best for

  • Production AI features
  • Code generation & review
  • Claude Code (default model)
  • Document analysis
  • Agentic workflows

Features

Vision / image input
Tool use / function calling
Streaming
Batch API
Extended thinking

Claude Opus 4.6

Most capable

Intelligence

Pricing / 1M tokens

$15.00

Input

$75.00

Output

200K

Context window

~25 tok/s

Output speed

Best for

  • Complex research synthesis
  • Advanced reasoning & math
  • Long-document understanding
  • Difficult code challenges
  • High-stakes outputs

Features

Vision / image input
Tool use / function calling
Streaming
Batch API
Extended thinking

Pricing as of early 2025. Always verify at anthropic.com/pricing.

Quick comparison

ModelInput / 1MOutput / 1MContextSpeed
Claude Haiku 4.5Fastest & cheapest$0.80$4.00200K~80 tok/s
Claude Sonnet 4.6Best balance$3.00$15.00200K~45 tok/s
Claude Opus 4.6Most capable$15.00$75.00200K~25 tok/s

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