GUIA de aplicações

Agentes de IA

An AI agent is a system that uses observations and a goal to choose actions, often through tools, and then evaluates what happened.

2 minutos de leituraÚltima atualização Part of the Building with AI Systems learning path

Visão geral

Products use the term differently. The practical questions are what the system can do, under whose authority, and how completion is verified.

Principais conclusões

  • Specify authority and stopping conditions.
  • Treat external instructions as untrusted content.
  • Verify final state and disclose partial completion.

Mergulho profundo

A typical agent loop observes the current state, selects an action, receives a result, and decides whether to continue. The model may participate in planning or action selection, while ordinary software enforces permissions, budgets, and tool contracts. Define the stopping conditions before execution. A task can be complete, blocked, cancelled, or only partially achieved. Repeated attempts without new evidence can waste resources or repeat harmful side effects. Limit action count, elapsed time, and spending where relevant. External content can contain instructions that conflict with the user’s goal. Treat pages, messages, and tool responses according to their trust level. A document describing an action does not grant permission to carry it out. Evaluate real outcomes. For a file-editing agent, inspect the final files and run appropriate checks. For an account workflow, verify the intended account and state. Record enough evidence to explain what changed and what remains uncertain. More autonomy increases the importance of clear boundaries and recovery procedures.

Visão Técnica

An agent can produce a convincing account of success while its tools failed. Completion should be tied to observable postconditions, not to generated narration.

Define completion before acting

  1. Suppose an agent must create a draft event for Tuesday at 2 p.m. in a specified calendar.
  2. The postconditions include the correct calendar, date, time zone, title, and draft state. A successful tool response alone is not enough if it saved to another calendar.
  3. Read the resulting record and report any mismatch before declaring the task complete.

The invented workflow demonstrates outcome-based verification.

Impacto Estratégico

Escolhas de construção

O design em nível de aplicação determina se a IA melhora os resultados reais.

Equipe e fluxo de trabalho

Uma boa integração do fluxo de trabalho cria ganhos de produtividade nos quais os usuários podem confiar.

Risco e segurança

Casos de uso bem definidos reduzem a fadiga da mudança e o risco de implementação.

Implementação no mundo real

Repair a failing test, then rerun it and inspect the change.

Collect authorized records and produce a report with traceable sources.

Riscos e guarda-corpos

Automatizar um processo interrompido pode amplificar os problemas existentes.

As equipes podem automatizar demais e remover o julgamento humano necessário.

A qualidade pode variar se os resultados não forem avaliados continuamente.

Roteiro de implementação

1

Mapeie o fluxo de trabalho atual e identifique a etapa de maior atrito.

2

Defina pontos de verificação humanos antes da automação completa.

3

Treine os usuários sobre solicitações, caminhos de escalonamento e padrões de qualidade.

4

Acompanhe os resultados no nível da tarefa para confirmar o valor sustentado.

Fontes e leituras adicionais

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Automação de fluxo de trabalho de IA

Perguntas frequentes

Does an agent need unrestricted access?

No. Narrow tools and permissions can support useful work while limiting the consequences of mistakes.