Context Window
AnthropicClaude OpusdeepVisionTool use

Jp Anthropic Claude Opus 4 7

1M context·~750K words·128K max output
View context detailsCompare with Jp Anthropic Claude Sonnet 4 6
Context window1Mtokens
Max output128Ktokens

Context window

This model accepts 1M tokens in one request (~750K words of text).

Context window size1M tokens
4K32K128K1M10M

What fits in one request

  • Short document
    About 1,500 words of text
    Fits
  • Long document
    About 37K words of text
    Fits
  • Small codebase
    About 150K words of text
    Fits
  • Full novel
    About 375K words of text
    Fits

Specifications

Context size, pricing, and release info in one place.

Context window
1,000,000 tokens (1M)
Max output tokens
128,000 tokens (128K)
Speed tier
deep
Provider
Anthropic
Model family
Claude Opus
Input cost
$5.50/M / 1M tokens
Output cost
$27.50/M / 1M tokens
Cached input
$0.550/M / 1M tokens

Capabilities

See which features this model supports, such as vision, tools, and streaming.

Supported (7)
Vision
Supported
Tool use
Supported
Function calling
Supported
Extended thinking
Supported
Streaming
Supported
Batch API
Supported
Prompt caching
Supported
Not supported (1)
Web search
Not supported

Best for

Jump to a guide or ranking that matches each workload.

ReasoningAI agentsMultimodalLong documentsRAG

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Frequently asked questions

Short answers about context size and how this model behaves.

Jp Anthropic Claude Opus 4 7 has a context window of 1M tokens (1,000,000 tokens). This million-token window can process entire codebases, long legal documents, or book-length texts in a single pass.

More from Anthropic

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Claude Opus 4.7
Claude Opus
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