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Building LLM-Powered Applications with Claude

Build LLM-powered apps with the Anthropic Claude API or SDK across Python, TypeScript, Java, Go, Ruby, C#, and PHP.

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php/claude-api/streaming.md

1# Streaming — PHP
2 
3## Streaming
4 
5> **Requires SDK v0.5.0+.** v0.4.0 and earlier used a single `$params` array; calling with named parameters throws `Unknown named parameter $model`. Upgrade: `composer require "anthropic-ai/sdk:^0.7"`
6 
7```php
8use Anthropic\Messages\RawContentBlockDeltaEvent;
9use Anthropic\Messages\TextDelta;
10 
11$stream = $client->messages->createStream(
12    model: 'claude-opus-4-8',
13    maxTokens: 64000,
14    messages: [
15        ['role' => 'user', 'content' => 'Write a haiku'],
16    ],
17);
18 
19foreach ($stream as $event) {
20    if ($event instanceof RawContentBlockDeltaEvent && $event->delta instanceof TextDelta) {
21        echo $event->delta->text;
22    }
23}
24```
25 
26---
27 
28

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Building LLM-Powered Applications with Claude

php/claude-api/streaming.md