Anthropic Turn Format [Anthropic]
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[Anthropic-specific] Claude's legacy API used specific role labels. The Messages API now uses 'user'/'assistant', but the original labels persist in codebases.
What were Claude's original two turn labels?
Flag format: CONGRESS{[role1],[role2]}
Example: CONGRESS{user,bot}
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Anthropic used different labels than OpenAI.
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