withErrorHandling( $provider->name(), fn () => $this->client($provider, $timeout)->post('embeddings', array_merge($providerOptions, [ 'model' => $model, 'input' => $inputs, 'dimensions' => $dimensions, ])), ); $data = $response->json(); return new EmbeddingsResponse( collect($data['data'] ?? [])->pluck('embedding')->all(), $data['usage']['prompt_tokens'] ?? 0, new Meta($provider->name(), $model), ); } /** * Generate an image. * * @param array $attachments * @param '3:2'|'2:3'|'1:1'|null $size * @param 'low'|'medium'|'high'|null $quality * * @throws LogicException if attachments are passed; Azure OpenAI does not support image edits. */ public function generateImage( ImageProvider $provider, string $model, string $prompt, array $attachments = [], ?string $size = null, ?string $quality = null, ?int $timeout = null, ): ImageResponse { if (filled($attachments)) { throw new LogicException('Azure OpenAI does not support image editing.'); } $response = $this->withErrorHandling( $provider->name(), fn () => $this->client($provider, $timeout ?? 120)->post('images/generations', [ 'model' => $model, 'prompt' => $prompt, 'moderation' => 'low', ...$provider->defaultImageOptions($size, $quality), ]), ); $data = $response->json(); return new ImageResponse( collect($data['data'] ?? [])->map(fn (array $image): GeneratedImage => new GeneratedImage( $image['b64_json'] ?? '', 'image/png', )), $this->extractImageUsage($data), new Meta($provider->name(), $model), ); } protected function extractImageUsage(array $data): Usage { $usage = $data['usage'] ?? []; $inputTokens = $usage['input_tokens'] ?? 0; $cachedTokens = $usage['input_tokens_details']['cached_tokens'] ?? 0; return new Usage( promptTokens: $inputTokens - $cachedTokens, completionTokens: $usage['output_tokens'] ?? 0, cacheReadInputTokens: $cachedTokens, ); } /** * Map a regular tool to an Azure OpenAI function definition. */ protected function mapTool(Tool $tool, bool $defer = false): array { $schema = $tool->schema(new JsonSchemaTypeFactory); $schemaArray = filled($schema) ? (new ObjectSchema($schema))->toSchema() : []; $definition = array_filter([ 'type' => 'function', 'name' => ToolNameResolver::resolve($tool), 'description' => (string) $tool->description(), 'parameters' => filled($schemaArray) ? [ 'type' => 'object', 'properties' => $schemaArray['properties'] ?? (object) [], 'required' => $schemaArray['required'] ?? [], ] : null, ]); if ($defer) { $definition['defer_loading'] = true; } return $definition; } }