How to get tier price by Product SKU Magento 2?

Get Tier price by SKU or Product id in Magento 2 with TierPrice Storage Interface.

Magento\Catalog\Api\TierPriceStorageInterface is used to retrieve the tier price of a product. get(array $sku) method with an array of product SKU as an argument returns pricing information for the specified product.

You can retrieve the tier price of a single product or multiple products by their SKU as comma-separated. Just refer to the code snippet to get the tier price,

<?php
namespace Jesadiya\TierPrice\Model;

use Magento\Catalog\Api\Data\TierPriceInterface;
use Magento\Catalog\Api\TierPriceStorageInterface;
use Psr\Log\LoggerInterface;

class GetTierPrice
{
    public function __construct(
        private TierPriceStorageInterface $tierPrice,
        private LoggerInterface $logger
    ) {
    }

    /**
     * tier price result
     *
     * @param array $sku
     * @return TierPriceInterface[]
     */
    public function getTierPrice(array $sku): array
    {
        $result = [];
        try {
            $result = $this->tierPrice->get($sku);
        } catch (\Exception $exception) {
            $this->logger->error($exception->getMessage());
        }
        return $result;
    }
}

Call method with an array of SKUs,

$sku = ['24-MB01'];
$result = $this->getTierPrice($sku);
if (count($result)) {
    foreach ($result as $item) {
        var_dump($item->getData())
    }
}

The Result will be price type, customer_group, qty, and amount of discount value as price.

Output:

Array
(
    [price] => 15.0000
    [price_type] => discount
    [website_id] => 0
    [sku] => 24-MB01
    [customer_group] => all groups
    [quantity] => 10.0000
)
...