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Claude Opus 5.5

Claude Opus 5.5 is Anthropic's model for long-running agentic coding and knowledge work, with always-on adaptive thinking at a lower price than Claude Opus 5.

anthropic/claude-opus-5-5
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Anthropic Pricing for Claude Opus 5.5

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Anthropic
Context: 1M
Input
$4
/M tokens
Cache Read
$0.2
/M tokens
Output
$20
/M tokens
Cache Write 5m
$5
/M tokens
Cache Write 1h
$8
/M tokens
+ $0.010 per search
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