Anthropic has released guidance for its Claude Opus 5.5 model, positioning it as a primary tool for knowledge work and advising users to update their prompting strategies. The company suggests removing explicit "think hard" instructions, as the model now manages reasoning depth internally. Users are also encouraged to default to the "Medium" effort setting for most tasks, as it offers comparable or better results than higher settings on previous models at a lower cost. AI
IMPACT Users can optimize Claude Opus 5.5 usage by adjusting prompts and effort settings, potentially reducing costs and improving efficiency.
RANK_REASON Guidance on using an existing model, not a new release.
- Anthropic
- Claude-Max
- Claude on Pro
- Claude Opus 5.5
- Claude Team
- Claude Ultra
- Fable 5.2
- Factory
- Haiku 5.5
- Opus 5.5
- Sonnet 5.5
- The Decoder
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