November 2025
Intermediate to advanced
430 pages
11h 13m
Portuguese (Portugal, Brazil)
book
IA aplicada para desenvolvimento Java empresarial (Portuguese Edition)
by Alex Soto Bueno, Markus Eisele, Natale Vinto
Content preview from IA aplicada para desenvolvimento Java empresarial (Portuguese Edition)
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Capítulo 3. Prompts para desenvolvedores: por que os prompts são importantes em aplicativos com IA
Este trabalho foi traduzido com recurso a IA. Agradecemos o teu feedback e comentários: translation-feedback@oreilly.com
Os prompts são o principal mecanismo de interação com os LLMs. Eles definem como um sistema de IA responde, influenciando a qualidade, a relevância e a confiabilidade do conteúdo gerado. Para desenvolvedores Java que criam aplicativos com IA, entender o design de prompts é uma das habilidades mais importantes. Um prompt bem estruturado pode reduzir alucinações, melhorar a consistência e otimizar o desempenho sem precisar ajustar o modelo. Existem muitas recomendações disponíveis sobre como escrever prompts eficazes e as melhores técnicas a serem utilizadas. Um exemplo é o guia OpenAI Prompt Engineering ou Prompt Engineering for Generative AI, de James Phoenix e Mike Taylor (O’Reilly). Considere este capítulo uma breve visão geral e o início de sua jornada de aprendizado.
Tipos de prompts
Os prompts diferem de acordo com sua origem e a maneira como orientam o modelo. Os principais tipos incluem prompts do usuário, prompts do sistema e prompts contextuais. Vamos dar uma olhada em cada um deles.
Prompts do usuário: entrada direta do usuário
Os prompts de usuário são, basicamente, a entrada bruta fornecida pelos usuários finais. Eles geralmente não são estruturados e precisam de pré-processamento ou enriquecimento de contexto para garantir respostas precisas. Veja ...
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