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<?php |
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declare(strict_types=1); |
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namespace Squareetlabs\LaravelToon\Adapters; |
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use Illuminate\Http\Client\PendingRequest; |
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use Illuminate\Support\Facades\Http; |
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class AnthropicAdapter extends BaseLLMAdapter |
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{ |
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private ?PendingRequest $client = null; |
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public function getName(): string |
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{ |
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return 'Anthropic/Claude'; |
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} |
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public function isEnabled(): bool |
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{ |
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return config('laravel-toon.adapters.anthropic.enabled', false); |
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} |
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public function sendMessage( |
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string $message, |
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?string $model = null, |
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?array $options = null |
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): array { |
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if (!$this->isEnabled()) { |
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return ['success' => false, 'error' => 'Anthropic adapter not enabled']; |
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} |
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$model ??= $this->getDefaultModel(); |
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$options ??= []; |
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$toonMessage = $this->compressMessage($message); |
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$payload = array_merge([ |
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'model' => $model, |
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'max_tokens' => 1024, |
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'messages' => [ |
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['role' => 'user', 'content' => $toonMessage], |
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], |
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], $options); |
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try { |
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$response = $this->getClient() |
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->post('/messages', $payload) |
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->throw() |
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->json(); |
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return [ |
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'success' => true, |
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'adapter' => 'anthropic', |
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'model' => $model, |
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'original_message_tokens' => $this->tokenAnalyzer->estimate($message), |
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'compressed_message_tokens' => $this->tokenAnalyzer->estimate($toonMessage), |
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'response' => $response, |
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'compressed_message' => $toonMessage, |
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]; |
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} catch (\Exception $e) { |
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return [ |
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'success' => false, |
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'error' => $e->getMessage(), |
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]; |
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} |
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} |
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public function chat( |
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array $messages, |
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?string $model = null, |
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?array $options = null |
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): array { |
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if (!$this->isEnabled()) { |
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return ['success' => false, 'error' => 'Anthropic adapter not enabled']; |
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} |
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$model ??= $this->getDefaultModel(); |
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$options ??= []; |
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// Compress messages |
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$compressedMessages = array_map(fn ($msg) => [ |
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...$msg, |
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'content' => $this->compressMessage($msg['content']), |
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], $messages); |
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$payload = array_merge([ |
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'model' => $model, |
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'max_tokens' => 2048, |
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'messages' => $compressedMessages, |
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], $options); |
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try { |
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$response = $this->getClient() |
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->post('/messages', $payload) |
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->throw() |
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->json(); |
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$originalTokens = array_sum(array_map( |
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fn ($msg) => $this->tokenAnalyzer->estimate($msg['content']), |
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$messages |
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)); |
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$compressedTokens = array_sum(array_map( |
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fn ($msg) => $this->tokenAnalyzer->estimate($msg['content']), |
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$compressedMessages |
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)); |
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return [ |
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'success' => true, |
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'adapter' => 'anthropic', |
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'model' => $model, |
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'messages_count' => count($messages), |
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'original_tokens' => $originalTokens, |
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'compressed_tokens' => $compressedTokens, |
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'tokens_saved' => $originalTokens - $compressedTokens, |
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'response' => $response, |
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]; |
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} catch (\Exception $e) { |
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return [ |
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'success' => false, |
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'error' => $e->getMessage(), |
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]; |
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} |
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} |
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public function getDefaultModel(): string |
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{ |
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return config('laravel-toon.adapters.anthropic.default_model', 'claude-3-sonnet-20240229'); |
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} |
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public function getAvailableModels(): array |
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{ |
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return [ |
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'claude-3-opus-20240229', |
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'claude-3-sonnet-20240229', |
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'claude-3-haiku-20240307', |
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'claude-2.1', |
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'claude-2', |
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]; |
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} |
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private function getClient(): PendingRequest |
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{ |
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if (null === $this->client) { |
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$baseUrl = config('laravel-toon.adapters.anthropic.base_url', 'https://api.anthropic.com'); |
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$apiKey = config('laravel-toon.adapters.anthropic.api_key'); |
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$timeout = config('laravel-toon.adapters.anthropic.timeout', 30); |
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$this->client = Http::baseUrl($baseUrl) |
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->withHeader('x-api-key', $apiKey) |
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->withHeader('anthropic-version', '2023-06-01') |
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->withHeader('content-type', 'application/json') |
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->timeout($timeout); |
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} |
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return $this->client; |
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} |
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} |
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squareetlabs /
LaravelToon
