LLMversus
Anthropic

Claude Sonnet 4

Complete specs, pricing, and benchmark data for Claude Sonnet 4 by Anthropic. Last verified 2026-04-20.

VisionMultimodalJSON ModeFunctionsStreaming
Pricing

Input / 1M tokens

$3.00

Output / 1M tokens

$15.00

Cached Input / 1M

$0.300

Batch Input / 1M

$1.50

Context & Output

Context Window

200K

Max Output

64,000

TTFT

320ms

Speed

78 tok/s

Benchmarks

Arena ELO

1280

Coding ELO

1305

Reasoning ELO

1275

HumanEval

92

MMLU

88.7

MATH

78.3

GPQA

65.2

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Price History (Input $/M tokens)

Strengths
  • +Best-in-class coding performance
  • +200K context window
  • +Excellent instruction following
Limitations
  • -More expensive than GPT-4o
  • -Slower than Gemini Flash

Best For

CodingAnalysisLong ContextAgents

Compare Claude Sonnet 4 with...

vs Claude Opus 4vs Gemini 2.5 Provs o3vs DeepSeek R1vs o1vs Qwen 3 235B MoEvs Gemini Experimental 1206vs GPT-4.5vs DeepSeek R1 (Groq)vs Llama 4 Maverickvs DeepSeek R1 (Together)vs Grok 3
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