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Official Source· Claude YouTube· AI· Published Oct 5, 2026
Claude posts an Opus 5.5 and Sonnet 5.5 usage guide
Claude published a video about using Opus 5.5 and Sonnet 5.5 on October 5, 2026.
Full Report
The video description says it covers three habits that could hold the models back and what to do instead.
Why This Matters
The video offers official guidance focused on how to use the models.
Claude YouTube
galleryClaude YouTube
Evidence
Start with the primary evidence, then review supporting sources and context.
Primary Evidence
1How to use Opus 5.5 and Sonnet 5.5
Claude
“Newer models can take on bigger tasks than most people are used to giving them. Three habits that could be holding Opus 5.5 and Sonnet 5.5 back, and what to do instead.”
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