Best Payment Processing APIs for E-commerce Platforms

In the rapidly evolving world of e-commerce, leveraging the right APIs can significantly enhance the functionality and user experience of online platforms. This blog post explores the best 10 APIs for e-commerce, focusing on their features, capabilities, and practical applications. Each API discussed here offers unique functionalities that can streamline operations, improve customer engagement, and optimize sales processes.

E-Commerce Product Recognition API

The E-Commerce Product Recognition API is an essential tool for any online retail platform. This API recognizes products in images, making it easier for businesses to manage their inventory and enhance user experience.

One of the key features of this API is its ability to Recognize Product. By passing an image URL or a Base64 image, the API returns a list of recognized products along with confidence scores. The higher the score, the greater the confidence in the match. This feature is particularly useful for e-commerce platforms with extensive image databases, allowing them to categorize and organize products efficiently.

{"job_id":"d4de5672-90e9-4f49-87fa-d6ba08abf05d","output_url":"https://example.com/processed_image.jpg","results":[{"id":194,"score":"0.885544","tag":"lipstick"},{"id":245,"score":"0.0755432","tag":"makeup kit"}]}

In this response, the job_id serves as a unique identifier for the request, while output_url provides a link to the processed image. The results array contains product details, including id, score, and tag, which developers can use to display recognized products on their platforms.

Common use cases for this API include inventory management, where businesses can analyze the types of products they have based on images, and marketing strategies that leverage visual recognition to enhance customer engagement.

SSL Certificate Checker API

The SSL Certificate Checker API is crucial for ensuring the security of e-commerce websites. This API verifies and validates SSL certificates, providing extensive information about the host.

Its primary feature, Check, allows users to check the validity of an SSL certificate and returns detailed information about it. By passing a URL, users receive data such as the subject, issuer, validity dates, and certificate fingerprints.

{"subject":{"jurisdictionC":"US","jurisdictionST":"Delaware","businessCategory":"Private Organization","serialNumber":"3014267","C":"US","ST":"California","L":"San Jose","O":"PayPal, Inc.","CN":"www.paypal.com"},"issuer":{"C":"US","O":"DigiCert Inc","OU":"www.digicert.com","CN":"DigiCert SHA2 Extended Validation Server CA"},"validFrom":"2024-06-13T00:00:00.000Z","validTo":"2025-06-12T23:59:59.000Z","fingerprint":"B8:52:A5:56:6A:3C:F4:6B:0F:90:23:FA:3E:26:C8:8B:BA:55:D3:C9"}

In this response, the subject field contains organization details, while the issuer provides information about the certificate authority. The validFrom and validTo fields indicate the certificate's validity period, and the fingerprint is used for certificate identification. This information is vital for businesses to ensure their websites are secure and trustworthy.

Discount Calculator API

The Discount Calculator API is a valuable tool for e-commerce platforms, allowing users to calculate the final price of products after applying discounts.

Its main feature, Calculation expression, enables users to input the original price and discount percentage, returning the final price in a JSON format. This feature enhances the shopping experience by providing customers with instant price calculations.

{"original_price":100,"discount_percentage":20,"final_price":80}

In this example, the API returns the original price, discount percentage, and the final price after applying the discount. Developers can integrate this functionality into their websites or mobile apps, allowing customers to see real-time price adjustments, which can lead to increased sales conversions.

Tax Rate Lookup API

The Tax Rate Lookup API automates the sales tax calculation process for transactions in the United States, making it an essential tool for e-commerce businesses.

Its key feature, Get US Taxes, allows users to input a zip code, city, and state to retrieve the applicable sales tax rates. This ensures that businesses charge the correct tax amount during transactions.

[{"zip_code": "10466", "total_rate": "0.088750", "state_rate": "0.040000", "city_rate": "0.045000", "county_rate": "0.000000", "additional_rate": "0.003750"}]

The response includes the zip_code, total_rate, and breakdowns of state, city, county, and additional rates. This information is crucial for compliance with tax regulations and helps businesses avoid costly penalties.

Card Guardian API

The Card Guardian API enhances credit card data security by masking sensitive information, making it a vital tool for any e-commerce platform handling payment transactions.

Its primary feature, Security Card, allows developers to input a card number and receive a masked version, ensuring that sensitive data is protected during transactions.

{"_call_id":"320Q-s6baO","call_response":{"models_applied":["Sensitive"],"input":{"text":"credit card num 5555555555554444"},"result":{"clean":"credit card num XXXXXXXXXXXXXXXX"},"input_hash":"691f5ea62fcedf891ce4553d1de53c7f77779929"}}

In this response, the _call_id serves as a unique identifier for the API call, while the input field contains the original text. The result field shows the masked output, ensuring that sensitive information is not exposed. This feature is essential for maintaining user privacy and compliance with data protection regulations.

Textify Money API

The Textify Money API simplifies the conversion of numeric values into text representations, which is particularly useful for financial applications.

Its main feature, Get Textify, allows users to input a number and a language code to receive the corresponding text representation of the monetary value.

{"success":true,"message":"The getTextFromNumber was successfully completed!","data":"one hundred"}

The response includes a success field indicating the operation's success, a message for feedback, and the data field containing the text representation. This functionality can be integrated into billing systems, enhancing the professionalism of invoices and financial documents.

Prices Comparison API

The Prices Comparison API empowers users to compare product prices from multiple sources, enhancing the shopping experience.

Its key feature, Compare prices, requires users to input a product name to retrieve price comparisons from various retailers.

[
   {
      "title": "Apple iPhone 16 Pro Max - 1 TB - Desert Titanium",
      "price": "$1,920.06",
      "shop": " from Design Info",
      "shipping": "+$23.42 shipping",
      "rating": "4 out of 5 stars",
      "reviews": "(5,508)",
      "link": "https://www.example.com/product"
   }
]

This response provides detailed information about the product, including its title, price, shipping costs, ratings, and a link to the retailer. Developers can use this data to create dynamic product comparison features on their platforms, helping consumers make informed purchasing decisions.

Card Checker API

The Card Checker API is a powerful tool for validating bank card authenticity, which is crucial for preventing fraud in e-commerce transactions.

Its main feature, Check card, allows users to input a six-digit BIN number to verify the card's authenticity.

{"status":200,"success":true,"isValid":true,"message":"The BIN number is valid.","data":{"bin_iin":"557829","card_brand":"MASTERCARD","card_type":"CREDIT","issuer_name_bank":"AKBANK T.A.S.","iso_country_name":"TURKEY"}}

The response includes a status field indicating the request's success, an isValid field confirming the card's authenticity, and detailed information about the card brand, type, and issuing bank. This data is essential for e-commerce platforms to ensure secure transactions and reduce the risk of fraud.

Amazon Pricing Data API

The Amazon Pricing Data API provides real-time pricing information from Amazon's extensive product catalog, making it invaluable for e-commerce businesses.

Its primary feature, Price product, requires users to input the ASIN of an Amazon product and a locale to retrieve pricing information.

{"currency":"USD","language":"en","status":"success","title":"CRZ YOGA Long Sleeve Shirts for Women","price":"28.00","availability":"In Stock"}

This response includes the product's title, price, currency, and availability status. Developers can use this data to monitor competitor pricing and adjust their strategies accordingly, ensuring they remain competitive in the market.

Commerce Tax Rates API

The Commerce Tax Rates API provides up-to-date sales tax rates for accurate transactions in the United States, making it essential for e-commerce platforms.

Its key feature, US Taxes, allows users to input a US zip code to retrieve applicable sales tax rates.

{"status":true,"data":{"zip_code":90001,"state":"CA","state_rate":"0.06000","city":"Los Angeles"}}

The response includes the zip_code, state, and state_rate, providing businesses with the necessary information to ensure compliance with tax regulations. This API is crucial for maintaining accurate pricing and avoiding legal issues.

Conclusion

In conclusion, the APIs discussed in this blog post offer a wide range of functionalities that can significantly enhance e-commerce platforms. From product recognition and SSL certificate validation to price comparisons and tax rate lookups, these APIs provide essential tools for developers looking to optimize their applications. By integrating these APIs, businesses can improve user experience, streamline operations, and ensure compliance with regulations, ultimately driving sales and customer satisfaction.