调整语言基础模型（生成式 AI）

使用调整数据集调整语言基础模型。

深入探索

如需查看包含此代码示例的详细文档，请参阅以下内容：

• 使用监督式调整来调整文本模型

代码示例

Node.js

在尝试此示例之前，请按照《Vertex AI 快速入门：使用客户端库》中的 Node.js 设置说明执行操作。如需了解详情，请参阅 Vertex AI Node.js API 参考文档。

如需向 Vertex AI 进行身份验证，请设置应用默认凭据。 如需了解详情，请参阅为本地开发环境设置身份验证。

/**
 * TODO(developer): Uncomment these variables before running the sample.\
 * (Not necessary if passing values as arguments)
 */
// const project = 'YOUR_PROJECT_ID';
// const location = 'YOUR_PROJECT_LOCATION';
const aiplatform = require('@google-cloud/aiplatform');
const {PipelineServiceClient} = aiplatform.v1;

// Import the helper module for converting arbitrary protobuf.Value objects.
const {helpers} = aiplatform;

// Specifies the location of the api endpoint
const clientOptions = {
  apiEndpoint: 'europe-west4-aiplatform.googleapis.com',
};
const model = 'text-bison@001';

const pipelineClient = new PipelineServiceClient(clientOptions);

async function tuneLLM() {
  // Configure the parent resource
  const parent = `projects/${project}/locations/${location}`;

  const parameters = {
    train_steps: helpers.toValue(trainSteps),
    project: helpers.toValue(project),
    location: helpers.toValue('us-central1'),
    dataset_uri: helpers.toValue(datasetUri),
    large_model_reference: helpers.toValue(model),
    model_display_name: helpers.toValue(modelDisplayName),
    accelerator_type: helpers.toValue('GPU'), // Optional: GPU or TPU
  };

  const runtimeConfig = {
    gcsOutputDirectory,
    parameterValues: parameters,
  };

  const pipelineJob = {
    templateUri:
      'https://us-kfp.pkg.dev/ml-pipeline/large-language-model-pipelines/tune-large-model/v2.0.0',
    displayName: 'my-tuning-job',
    runtimeConfig,
  };

  const createPipelineRequest = {
    parent,
    pipelineJob,
    pipelineJobId,
  };
  await new Promise((resolve, reject) => {
    pipelineClient.createPipelineJob(createPipelineRequest).then(
      response => resolve(response),
      e => reject(e)
    );
  }).then(response => {
    const [result] = response;
    console.log('Tuning pipeline job:');
    console.log(`\tName: ${result.name}`);
    console.log(
      `\tCreate time: ${new Date(1970, 0, 1)
        .setSeconds(result.createTime.seconds)
        .toLocaleString()}`
    );
    console.log(`\tStatus: ${result.status}`);
  });
}

await tuneLLM();

后续步骤

如需搜索和过滤其他 Google Cloud 产品的代码示例，请参阅 Google Cloud 示例浏览器。