Which is cheaper, Claude Opus 4.1 or Claude Opus 4 5?
Claude Opus 4 5 costs $5/M input; Claude Opus 4.1 costs $15/M input. Price spread matters at billion-token scale.
Gateway catalog snapshot.
Claude Opus 4 5 is cheaper at $5/M input vs $15/M input for Claude Opus 4.1. Compare context, hosts, and o10 routing bands.
Last updated: 2026-06-27. Full catalog. Reference prices are dated snapshots. Compare total cost and measured task quality before choosing a route.
Claude Opus 4.1 vs Claude Opus 4 5. Price, context, routing
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AnswersSelf-contained
How do Claude Opus 4.1 and Claude Opus 4 5 context windows compare?
Claude Opus 4.1: 200,000 tokens. Claude Opus 4 5: 200,000 tokens.
01Deep dive
Comparison summary
Claude Opus 4 5 is cheaper at $5/M input vs $15/M input for Claude Opus 4.1. Compare context, hosts, and o10 routing bands.
Claude Opus 4 5 is cheaper at $5/M input vs $15/M input for Claude Opus 4.1. Compare context, hosts, and o10 routing bands.
SourceMethodology
o10 gateway + fulfillment catalog snapshot.
FAQFrequently asked questions
Common questions
Which is cheaper, Claude Opus 4.1 or Claude Opus 4 5?
Claude Opus 4 5 at $5/M input vs $15/M for Claude Opus 4.1.
Can you run both on the same hosts?
Claude Opus 4.1: OpenRouter. Claude Opus 4 5: OpenRouter.