There is still some sort of system prompt even through the API. It will still re... | Hacker News

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dist-epoch on May 27, 2025 | parent | context | favorite | on: Highlights from the Claude 4 system prompt

There is still some sort of system prompt even through the API. It will still refuse to give you medical/legal/financial advice and so on.

pegasus on May 27, 2025 [–]

That behavior is baked in the model via RLHF, it doesn't require a specific prompt.

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