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Claude Opus 4.1

API pricing per million tokens

claude-opus-4-1 ReasoningChecked 8h ago
Cost calculator Compare
Input
$15
per 1M, list
Output
$75
per 1M tokens
Cached input
$1.5
batch $7.5 / $37.5
Context
200K
32K max output

Where to buy it (2)

  • AWS Bedrockdefault region$15 / $75cached $1.5
  • Anthropic (list)the lab's own API$15 / $75cached $1.5

Through a gateway

Your own numbers

100M input and 20M output tokens a month: $3,000 direct.

Related models

About Claude Opus 4.1

Claude Opus 4.1 is an updated version of Anthropic’s flagship model, offering improved performance in coding, reasoning, and agentic tasks.

Takes image, text, files in and returns text. First listed Aug 12, 2025. Blended price $30 per 1M tokens at 3 input to 1 output.

Questions

How much does Claude Opus 4.1 cost?

$15 per million input tokens and $75 per million output tokens, with cached input at $1.5, or $7.5 and $37.5 through the Batch API.

What is the context window of Claude Opus 4.1?

200K tokens, with up to 32K tokens of output.

Where is Claude Opus 4.1 cheapest?

Of 2 routes tracked, AWS Bedrock is cheapest at $15 input and $75 output per million tokens.

List prices from providers' pages on the date shown; your contract may differ. Logos via logo.dev; trademarks belong to their owners.

Weekly: LLM API list prices that changed, Thursday mornings.