Claude Opus 4.1 vs Claude Opus 4: Pricing Comparison

Compare pricing, capabilities, and costs for your LLM workloads.

Anthropic

Claude Opus 4.1

Pricing (per 1M tokens)

Input$15.00
Output$75.00
Cached Input$1.50
Batch Input$7.50
Batch Output$37.50

Context & Output

Context Window200K tokens
Max Output32K tokens

Capabilities

Categoryflagship
Multimodaltext + image
Fine-tuningNo
StreamingYes

Anthropic

Claude Opus 4

Pricing (per 1M tokens)

Input$15.00
Output$75.00
Cached Input$1.50
Batch Input$7.50
Batch Output$37.50

Context & Output

Context Window200K tokens
Max Output32K tokens

Capabilities

Categoryflagship
Multimodaltext + image
Fine-tuningNo
StreamingYes

Quick Verdict

Cheaper Input Price

Claude Opus 4

0.0% cheaper

Cheaper Output Price

Claude Opus 4

0.0% cheaper

Larger Context Window

Claude Opus 4

+0 tokens

Cost Comparison

Sample workload: 1,000,000 input tokens + 1,000,000 output tokens

Claude Opus 4.1

$90.00

$15.00/1M input + $75.00/1M output

Claude Opus 4

$90.00

$15.00/1M input + $75.00/1M output

Frequently Asked Questions

Which is cheaper, Claude Opus 4.1 or Claude Opus 4?
For input tokens, Claude Opus 4 is cheaper at $15.00 per 1M tokens. For output tokens, Claude Opus 4 is cheaper at $75.00 per 1M tokens. The overall cost depends on your workload's input/output ratio.
What is the context window size of Claude Opus 4.1 vs Claude Opus 4?
Claude Opus 4.1 has a context window of 200K tokens, while Claude Opus 4 has 200K tokens. Claude Opus 4.1 supports a larger context window of 200K tokens, which is beneficial for processing longer documents.
How do Claude Opus 4.1 and Claude Opus 4 compare for batch processing?
Both models support batch processing with discounted rates. Claude Opus 4 offers a better batch rate at $7.50 per 1M input tokens. Batch processing is ideal for non-time-sensitive workloads where you can wait for processing.

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