PHP code example of prism-php / bedrock

    
        
<?php
require_once('vendor/autoload.php');

/* Start to develop here. Best regards https://php-download.com/ */

    

prism-php / bedrock example snippets

'bedrock' => [ // Key should match Bedrock::KEY
    'region' => env('AWS_REGION', 'us-east-1'),

    // Set to true to ignore other auth configuration and use the AWS SDK default credential chain
    // read more at https://docs.aws.amazon.com/sdk-for-php/v3/developer-guide/guide_credentials_default_chain.html
    'use_default_credential_provider' => env('AWS_USE_DEFAULT_CREDENTIAL_PROVIDER', false), 

    'api_key' => env('AWS_ACCESS_KEY_ID'), //  Ignored with `use_default_credential_provider` === true
    'api_secret' => env('AWS_SECRET_ACCESS_KEY'), //  Ignored with `use_default_credential_provider` === true
    'session_token' => env('AWS_SESSION_TOKEN'), // Only 

use Prism\Prism\Prism;
use Prism\Bedrock\Bedrock;

$response = Prism::text()
    ->using(Bedrock::KEY, 'anthropic.claude-3-sonnet-20240229-v1:0')
    ->withPrompt('Explain quantum computing in simple terms')
    ->asText();

echo $response->text;

use Prism\Prism\Prism;
use Prism\Bedrock\Bedrock;
use Prism\Prism\Schema\ObjectSchema;
use Prism\Prism\Schema\StringSchema;
use Prism\Prism\Schema\ArraySchema;

$schema = new ObjectSchema(
    name: 'languages',
    description: 'Top programming languages',
    properties: [
        new ArraySchema(
            'languages',
            'List of programming languages',
            items: new ObjectSchema(
                name: 'language',
                description: 'Programming language details',
                properties: [
                    new StringSchema('name', 'The language name'),
                    new StringSchema('popularity', 'Popularity description'),
                ]
            )
        )
    ]
);

$response = Prism::structured()
    ->using(Bedrock::KEY, 'anthropic.claude-3-sonnet-20240229-v1:0')
    ->withSchema($schema)
    ->withPrompt('List the top 3 programming languages')
    ->asStructured();

// Access your structured data
$data = $response->structured;

use Prism\Prism\Prism;
use Prism\Bedrock\Bedrock;

$response = Prism::embeddings()
    ->using(Bedrock::KEY, 'cohere.embed-english-v3')
    ->fromArray(['The sky is blue', 'Water is wet'])
    ->asEmbeddings();

// Access the embeddings
$embeddings = $response->embeddings;

use Prism\Prism\Prism;
use Prism\Bedrock\Bedrock;

$response = Prism::text()
    ->using(Bedrock::KEY, urlencode('arn:aws:bedrock:us-east-1:999999999999:inference-profile/us.anthropic.claude-3-7-sonnet-20250219-v1:0'))
    ->withPrompt('Explain quantum computing in simple terms')
    ->asText();

use Prism\Prism\Prism;
use Prism\Bedrock\Bedrock;
use Prism\Bedrock\Enums\BedrockSchema;

$response = Prism::text()
    ->using(Bedrock::KEY, 'anthropic.claude-3-sonnet-20240229-v1:0')
    ->withProviderOptions(['apiSchema' => BedrockSchema::Converse])
    ->withPrompt('Explain quantum computing in simple terms')
    ->asText();

use Prism\Prism\Prism;
use Prism\Bedrock\Bedrock;
use Prism\Prism\ValueObjects\Messages\UserMessage;

$response = Prism::text()
    ->using(Bedrock::KEY, 'anthropic.claude-3-sonnet-20240229-v1:0')
    ->withMessages([
        (new UserMessage('Message with cache breakpoint'))->withProviderOptions(['cacheType' => 'ephemeral']),
        (new UserMessage('Message with another cache breakpoint'))->withProviderOptions(['cacheType' => 'ephemeral']),
        new UserMessage('Compare the last two messages.')
    ])
    ->asText();

use Prism\Prism\Prism;
use Prism\Bedrock\Bedrock;
use Prism\Prism\ValueObjects\Messages\UserMessage;

Prism::structured()
    ->withSchema($schema)
    ->using('bedrock', 'anthropic.claude-3-5-haiku-20241022-v1:0')
    ->withProviderOptions([
        // Override the default message of "Respond with ONLY JSON (i.e. not in backticks or a code block, with NO CONTENT outside the JSON) that matches the following schema:"
        'jsonModeMessage' => 'My custom message', 
    ])
    ->withPrompt('My prompt')
    ->asStructured();

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