prompt-model/ai.koog.prompt.message/MessageBuilder

MessageBuilder

Entry point for creating Message instances from Java code using the builder pattern.

Usage from Java:

Message.User userMsg = MessageBuilder.user()
    .content("Hello!")
    .timestamp(Instant.now())
    .build();

Message.Assistant assistantMsg = MessageBuilder.assistant()
    .content("Hi there!")
    .finishReason("stop")
    .build();

Message.System systemMsg = MessageBuilder.system()
    .content("You are a helpful assistant.")
    .build();

Message.Tool.Call toolCall = MessageBuilder.toolCall()
    .id("call_123")
    .tool("search")
    .content("{\"query\": \"hello\"}")
    .build();

Message.Tool.Result toolResult = MessageBuilder.toolResult()
    .id("call_123")
    .tool("search")
    .content("Found 5 results")
    .build();

Message.Reasoning reasoning = MessageBuilder.reasoning()
    .content("Let me think...")
    .summary("Thinking")
    .build();