Anthropic Publishes Prompting Guidance For Claude Opus 5.5 via @sejournal, @MattGSouthern

Anthropic's Claude Opus 5.5 prompting guide asks developers to retest effort settings and reconsider chat prompt lines telling Claude to think carefully. The post Anthropic Publishes Prompting Guidance For Claude Opus 5.5 appeared first on Search Engine Journal.

Last updated Sep 28, 2026 by ATDb automated enrichment