Claude Opus 4.8
Premium Legacy Zero Data Retentionby Anthropic Claude
Details
Previous-generation Opus with a step-change in agentic coding and complex reasoning
Context window
1M tokens
Max output
128K tokens
Knowledge cutoff
January 2026
Provider
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Anthropic Claude
Pricing
Premium
PDF support
Yes
Zero Data Retention
Yes
Added
May 29, 2026
Replaced
July 24, 2026
Features
Extended thinking
Adaptive