Modelpeers
Claude Opus 4.8 character

Claude Opus 4.8

Model at Anthropic

New release

Claude Opus 4.8 released

Claude Opus 4.8 launched with a 1M token context window by default and 128k max output, priced at $5 / $25 per million tokens like Opus 4.7. Fast mode costs $10 / $50.

Who is affected:
Developers and subscribers using Claude Opus 4.7.
What to do:
Test claude-opus-4-8 and note that effort now defaults to high.

Source

"Claude Opus 4.8 is available everywhere today. Pricing for regular usage is unchanged from Opus 4.7: $5 per million input tokens and $25 per million output tokens."

Anthropic news: Introducing Claude Opus 4.8

Published

Open the sourceanthropic.com

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