LLMversus
Anthropic

Claude Opus 4

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

VisionMultimodalJSON ModeFunctionsStreaming
Pricing

Input / 1M tokens

$5.00

Output / 1M tokens

$25.00

Cached Input / 1M

$0.500

Context & Output

Context Window

200K

Max Output

32,000

TTFT

500ms

Speed

50 tok/s

Benchmarks

Arena ELO

1503

Coding ELO

1503

Reasoning ELO

1503

HumanEval

95.2

MMLU

91.5

MATH

85.4

GPQA

74.8

Try Claude Opus 4 API

Start building with Claude Opus 4

Get API Access→

Price History (Input $/M tokens)

Strengths
  • +Top-tier coding and reasoning
  • +Excellent agentic capabilities
  • +Strong instruction following
  • +200K context window
Limitations
  • -Most expensive model available
  • -Slower than Sonnet and Haiku
  • -Overkill for simple tasks

Best For

CodingAnalysisAgentsComplex Reasoning

Compare Claude Opus 4 with...

vs 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 3vs Claude Sonnet 4
Official Pricing Page →
Your ad here