AIThe Decoder25m ago
Anthropic says outdated prompting habits are slowing down Claude Opus
Anthropic says outdated prompting habits are slowing down Claude Opus 5.5
TL;DRClaude 5.5 works better with simpler prompts; stop telling it to "think hard."
Why it matters: Inefficient prompting wastes API costs and latency for anyone building Claude apps.
Anthropic has made Claude Opus 5.5 the default model on all paid plans and published a guide that does away with old prompting habits. The main takeaway is to drop "think hard" and start at Medium effort. The article Anthropic says outdated prompting habits are slowing down…
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