Code examples for Amazon Bedrock using AWS SDKs

using Amazon;
using Amazon.Bedrock;
using Amazon.Bedrock.Model;

namespace ListFoundationModelsExample
{
    /// <summary>
    /// This example shows how to list foundation models.
    /// </summary>
    internal class HelloBedrock
    {
        /// <summary>
        /// Main method to call the ListFoundationModelsAsync method.
        /// </summary>
        /// <param name="args"> The command line arguments. </param>
        static async Task Main(string[] args)
        {
            // Specify a region endpoint where Amazon Bedrock is available. For a list of supported region see https://docs.aws.amazon.com/bedrock/latest/userguide/what-is-bedrock.html#bedrock-regions
            AmazonBedrockClient bedrockClient = new(RegionEndpoint.USWest2);

            await ListFoundationModelsAsync(bedrockClient);

        }


        /// <summary>
        /// List foundation models.
        /// </summary>
        /// <param name="bedrockClient"> The Amazon Bedrock client. </param>
        private static async Task ListFoundationModelsAsync(AmazonBedrockClient bedrockClient)
        {
            Console.WriteLine("List foundation models with no filter");

            try
            {
                ListFoundationModelsResponse response = await bedrockClient.ListFoundationModelsAsync(new ListFoundationModelsRequest()
                {
                });

                if (response?.HttpStatusCode == System.Net.HttpStatusCode.OK)
                {
                    foreach (var fm in response.ModelSummaries)
                    {
                        WriteToConsole(fm);
                    }
                }
                else
                {
                    Console.WriteLine("Something wrong happened");
                }
            }
            catch (AmazonBedrockException e)
            {
                Console.WriteLine(e.Message);
            }
        }


        /// <summary>
        /// Write the foundation model summary to console.
        /// </summary>
        /// <param name="foundationModel"> The foundation model summary to write to console. </param>
        private static void WriteToConsole(FoundationModelSummary foundationModel)
        {
            Console.WriteLine($"{foundationModel.ModelId}, Customization: {String.Join(", ", foundationModel.CustomizationsSupported)}, Stream: {foundationModel.ResponseStreamingSupported}, Input: {String.Join(", ", foundationModel.InputModalities)}, Output: {String.Join(", ", foundationModel.OutputModalities)}");
        }
    }
}

package main

import (
	"context"
	"fmt"

	"github.com/aws/aws-sdk-go-v2/config"
	"github.com/aws/aws-sdk-go-v2/service/bedrock"
)

const region = "us-east-1"

// main uses the AWS SDK for Go (v2) to create an Amazon Bedrock client and
// list the available foundation models in your account and the chosen region.
// This example uses the default settings specified in your shared credentials
// and config files.
func main() {
	ctx := context.Background()
	sdkConfig, err := config.LoadDefaultConfig(ctx, config.WithRegion(region))
	if err != nil {
		fmt.Println("Couldn't load default configuration. Have you set up your AWS account?")
		fmt.Println(err)
		return
	}
	bedrockClient := bedrock.NewFromConfig(sdkConfig)
	result, err := bedrockClient.ListFoundationModels(ctx, &bedrock.ListFoundationModelsInput{})
	if err != nil {
		fmt.Printf("Couldn't list foundation models. Here's why: %v\n", err)
		return
	}
	if len(result.ModelSummaries) == 0 {
		fmt.Println("There are no foundation models.")
	}
	for _, modelSummary := range result.ModelSummaries {
		fmt.Println(*modelSummary.ModelId)
	}
}

import { fileURLToPath } from "node:url";

import {
  BedrockClient,
  ListFoundationModelsCommand,
} from "@aws-sdk/client-bedrock";

const REGION = "us-east-1";
const client = new BedrockClient({ region: REGION });

export const main = async () => {
  const command = new ListFoundationModelsCommand({});

  const response = await client.send(command);
  const models = response.modelSummaries;

  console.log("Listing the available Bedrock foundation models:");

  for (const model of models) {
    console.log("=".repeat(42));
    console.log(` Model: ${model.modelId}`);
    console.log("-".repeat(42));
    console.log(` Name: ${model.modelName}`);
    console.log(` Provider: ${model.providerName}`);
    console.log(` Model ARN: ${model.modelArn}`);
    console.log(` Input modalities: ${model.inputModalities}`);
    console.log(` Output modalities: ${model.outputModalities}`);
    console.log(` Supported customizations: ${model.customizationsSupported}`);
    console.log(` Supported inference types: ${model.inferenceTypesSupported}`);
    console.log(` Lifecycle status: ${model.modelLifecycle.status}`);
    console.log(`${"=".repeat(42)}\n`);
  }

  const active = models.filter(
    (m) => m.modelLifecycle.status === "ACTIVE",
  ).length;
  const legacy = models.filter(
    (m) => m.modelLifecycle.status === "LEGACY",
  ).length;

  console.log(
    `There are ${active} active and ${legacy} legacy foundation models in ${REGION}.`,
  );

  return response;
};

// Invoke main function if this file was run directly.
if (process.argv[1] === fileURLToPath(import.meta.url)) {
  await main();
}