prompt-executor-openrouter-client

A client implementation for executing prompts using OpenRouter's API to access various LLM providers.

Overview

This module provides a client implementation for the OpenRouter API, allowing you to execute prompts using multiple LLM providers through a single interface. OpenRouter gives access to models from different providers including OpenAI, Anthropic, and others.

Using in your project

Add the dependency to your project:

dependencies {
    implementation("ai.koog.prompt:prompt-executor-openrouter-client:$version")
}
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Configure the client with your API key:

val openRouterClient = OpenRouterLLMClient(
    apiKey = "your-openrouter-api-key",
)
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Using in tests

For testing, you can use a mock implementation:

val mockOpenRouterClient = MockOpenRouterClient(
    responses = listOf("Mocked response 1", "Mocked response 2")
)
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Example of usage

suspend fun main() {
    val client = OpenRouterLLMClient(
        apiKey = System.getenv("OPEN_ROUTER_API_KEY"),
    )

    val response = client.execute(
        prompt = prompts("test") {
            system("You are helpful assistant")
            user("What time is it now?")
        },
        model = OpenRouterModels.Phi4Reasoning
    )

    println(response)
}
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Packages

common