For Developers/Models/Claude Opus 4.7
Closed SourceAnthropicReleased 2025-09

Claude Opus 4.7

Anthropic's most capable model for tasks that demand deep reasoning and precision

Context window

200K

Input / 1M tokens

$15.00

Output / 1M tokens

$75.00

Provider

Anthropic

Claude Opus 4.7 is Anthropic's flagship - reserved for tasks where quality outweighs cost. It consistently outperforms Sonnet on multi-step reasoning, scientific analysis, complex code generation, and tasks requiring careful judgment. At 5x the price of Sonnet, it makes sense only when the task demands it.

Strengths

  • Best-in-class multi-step reasoning
  • Strong scientific and mathematical analysis
  • Superior long-context comprehension
  • Highly accurate instruction following
  • Best Anthropic model for research and analysis

Best for developers who...

Complex research tasksHigh-stakes code generationLong-document analysisScientific reasoning

Benchmarks

BenchmarkScoreNotes
GPQA Diamond~75%Expert-level science questions
MMLU~90%Top generalist knowledge
HumanEval~95%Near-perfect on standard coding

Source: Anthropic Claude 4 announcement

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