*/ protected static array $insufficientCreditPatterns = [ 'credit balance', 'insufficient', 'quota exceeded', 'exceeded your current quota', 'billing', 'service quota', ]; /** * Create a new AI exception from an AWS Bedrock exception. */ public static function toAiException(Throwable $e, string $provider, string $model): AiException { if ($e instanceof BedrockRuntimeException) { return match ($e->getAwsErrorCode()) { 'ThrottlingException' => RateLimitedException::forProvider($provider, $e->getStatusCode(), $e), 'ServiceUnavailableException', 'ModelNotReadyException', 'ModelTimeoutException', 'ModelStreamErrorException', 'InternalServerException' => new ProviderOverloadedException( 'AI provider ['.$provider.'] is overloaded or unavailable.', code: $e->getStatusCode(), previous: $e, ), 'ServiceQuotaExceededException' => InsufficientCreditsException::forProvider($provider, $e->getStatusCode(), $e), default => new AiException( 'AWS Bedrock error for provider ['.$provider.']: '.$e->getMessage(), code: $e->getCode(), previous: $e, ), }; } if (static::isInsufficientCreditsError($e)) { return InsufficientCreditsException::forProvider($provider, $e->getCode(), $e); } return new AiException( $e->getMessage(), code: $e->getCode(), previous: $e, ); } /** * Determine if the given exception indicates an insufficient credits or quota error. */ protected static function isInsufficientCreditsError(Throwable $e): bool { return Str::contains(strtolower($e->getMessage()), static::$insufficientCreditPatterns); } }