OpenAIAnthropicGooglexAIPerplexity
← Back to all updatesPublished ·Anthropic• Minor
Claude Opus 4.8 defaults the effort parameter to high across all surfaces.
The read
Default effort changed across surfaces, so Claude Code and Messages API usage now starts from high effort.
The frame
This sits at the parameter layer, making Claude Code and Messages API behavior consistent on high effort by default.
Primary source
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