Software Alternatives, Accelerators & Startups

NOWPayments VS Defapi.org

Compare NOWPayments VS Defapi.org and see what are their differences

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NOWPayments logo NOWPayments

NOWPayments is a crypto payment gateway that supports more than 300 cryptocurrencies, including fiat, and offers simple tools to accept crypto payments, like a crypto payments API, plugins, invoices.

Defapi.org logo Defapi.org

Affordable AI API gateway - cheap access to OpenAI, Anthropic, Google models through unified interface. Low cost alternative to direct API integration
  • NOWPayments Landing page
    Landing page //
    2023-07-09

NOWPayments is a crypto payment gateway that lets all types of businesses accept payments in 300+ cryptocurrencies, with auto coin conversion and fiat conversion available.

Pricing: 0,5% transaction fee + 0,5% exchange fee if exchange is needed. The platform also supports fiat conversion: allowing users to pay in fiat currencies, and merchants to accept crypto, and vice versa.

NOWPayments offers tools for accepting payments: - API - Invoices - Billing (recurring payments) - E-commerce plugins - Web-based point-of-sale for physical stores

NOWPayments also has donation tools: - Donation button (customizable) - Donation widget - Customizable donation link - Donation button for Twitch streamers

NOWPayments has a solution for payouts: mass payouts + custody if needed

NOWPayments has developed a special custody solution: allowing merchants to create and manage deposit accounts for their customers

NOWPayments offers customized solutions for different industries: - Gaming - Gambling - Trading Platforms - Adult Industry - PSP - E-commerce T- oken Generation Events - and we can develop custom solutions for your needs.

Benefits - 250+ assets available for cross-chain payments (converted automatically) - and more coming - Listing requests accepted - Instant settlements - Fixed rate - Low fees - Micropayments possible - Fiat on/off ramp possible - Customizable solutions for industries - 24/7 support - Personal Account managers - Non-custodial and custodial flows available - Part of a bigger NOW ecosystem: ChangeNOW exchange service, NOWNodes, NOW Wallet, etc - Marketing support

NOWPayments is a non-custodial payment gateway, which means that all your payments will be instantly transferred to your own wallet that only you can have access to.

  • Defapi.org
    Image date //
    2025-12-04

Defapi is a premier API aggregation platform for AI models, giving developers a single point of access to world-class models from across the globe. Using Defapi, you can quickly plug into the newest capabilities from OpenAI, Anthropic, Google and other top vendors.

Defapi streamlines AI adoption with robust features built for modern developers and enterprises.

NOWPayments features and specs

  • Wide Range of Supported Cryptocurrencies
    NOWPayments supports over 50 cryptocurrencies, allowing merchants and users to transact using their preferred digital assets.
  • Merchant Tools and Plugins
    NOWPayments offers a variety of integrations including APIs, an invoicing system, and plugins for popular e-commerce platforms like WooCommerce, Magento, and Shopify.
  • Non-Custodial Service
    Funds go directly to the merchant's wallet, ensuring greater security and reducing the risk associated with centralized platforms.
  • Low Fees
    The platform offers competitive transaction fees starting at 0.5%, making it an affordable choice for businesses.
  • Auto Coin Conversion
    Merchants can automatically convert received cryptocurrencies into a more stable asset or their preferred cryptocurrency.

Possible disadvantages of NOWPayments

  • Customer Support
    Although generally reliable, some users have reported delays in customer support response times during peak periods.
  • Regulatory Uncertainty
    As with any cryptocurrency service, the platform operates in a regulatory gray area in some jurisdictions, which could lead to potential compliance challenges.
  • Dependency on Cryptocurrency Volatility
    The value of cryptocurrencies can be highly volatile, posing risks for both merchants and customers in terms of transaction value fluctuations.
  • Relatively New Service
    As a relatively new player in the market, the platform may lack the extensive track record and reliability compared to more established providers.

Defapi.org features and specs

  • Open API Definitions
    Defapi.org provides a centralized repository of open API definitions, making it easier for developers to discover and integrate with various APIs without having to search multiple sources.
  • Standardized Format
    The platform promotes standardized API definition formats such as OpenAPI/Swagger, which helps ensure consistency and interoperability across different API implementations.
  • Free and Open Access
    Defapi.org offers free access to its collection of API definitions, lowering the barrier to entry for developers and organizations looking to explore or integrate APIs into their projects.
  • Community-Driven
    The platform benefits from community contributions, allowing developers to submit and improve API definitions collaboratively, which helps keep the repository up-to-date and comprehensive.
  • Developer Productivity
    By providing ready-made API definitions, Defapi.org can save developers significant time that would otherwise be spent manually creating or researching API specifications from scratch.

Possible disadvantages of Defapi.org

  • Limited Popularity
    Defapi.org is not widely known or adopted compared to more established alternatives like SwaggerHub or APIs.guru, which may result in a smaller collection and less community support.
  • Potentially Outdated Definitions
    API definitions hosted on the platform may become outdated as the original APIs evolve, and there may not be a robust mechanism to ensure definitions stay current with the latest API versions.
  • Limited Documentation
    The platform itself may lack comprehensive documentation or tutorials to help new users understand how to best utilize the available API definitions and contribute effectively.
  • Quality Inconsistency
    Since definitions can be community-contributed, the quality, completeness, and accuracy of API definitions may vary significantly across different entries on the platform.
  • Niche Use Case
    The platform serves a relatively niche audience of API developers and integrators, which can limit the volume of contributions and the speed at which the repository grows and improves.

Analysis of NOWPayments

Overall verdict

  • NOWPayments is considered a reliable and beneficial service for cryptocurrency payments by many users.

Why this product is good

  • NOWPayments is praised for its ease of use, allowing businesses to accept a wide range of cryptocurrencies with simple integration processes. It offers competitive transaction fees and supports automatic conversion to fiat currencies, providing flexibility for businesses. Additionally, its non-custodial nature enhances security, as it does not hold the funds but directly transfers them to the merchant's wallet.

Recommended for

    NOWPayments is highly recommended for online businesses, e-commerce platforms, and any merchants looking to expand their payment options to include cryptocurrencies. It is especially beneficial for those who value security, seek to reach a global customer base, and want to offer flexible payment choices.

Analysis of Defapi.org

Overall verdict

  • Defapi.org appears to be an API-related service, but there is limited verifiable public information available to fully assess its reliability, security, and overall quality. Users should exercise due diligence before relying on it for critical applications.

Why this product is good

  • May offer API access or developer tools that simplify integration for certain use cases
  • Could provide time savings for developers looking for ready-made API solutions
  • Potentially useful for prototyping or experimentation if the service meets your needs

Recommended for

  • Developers evaluating multiple API providers who can test it in a low-risk environment
  • Users building prototypes or non-critical projects where downtime is acceptable
  • Technically savvy individuals able to verify the service's security and reliability before production use

NOWPayments videos

What is NOWPayments

More videos:

  • Review - What is NOWPayments? | Accept Crypto Payments | Crypto Merchant Processor | Process Crypto Payments
  • Tutorial - How to Setup NOWPayments Crypto Donation Button on Your Website (2021)

Defapi.org videos

No Defapi.org videos yet. You could help us improve this page by suggesting one.

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Category Popularity

0-100% (relative to NOWPayments and Defapi.org)
Cryptocurrencies
100 100%
0% 0
Developer APIs
0 0%
100% 100
Crypto Payments
100 100%
0% 0
AI
0 0%
100% 100

Questions & Answers

As answered by people managing NOWPayments and Defapi.org.

What makes your product unique?

NOWPayments's answer

300+ currencies, cross-chain payments, fiat on-ramp and off-ramp. Multiple crypto payment tools, custom solutions for various industries.

Why should a person choose your product over its competitors?

NOWPayments's answer

  • lower fees
  • more currencies supported
  • 24/7 support
  • transparent fee system, no hidden fees
  • listing possibilities
  • custom features

How would you describe the primary audience of your product?

NOWPayments's answer

Businesses and individuals that would like to accept crypto

Who are some of the biggest customers of your product?

NOWPayments's answer

For example, Travala crypto travel platform

User comments

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Reviews

These are some of the external sources and on-site user reviews we've used to compare NOWPayments and Defapi.org

NOWPayments Reviews

Best Crypto Payment Gateways 2024
In the ever-evolving landscape of digital transactions, choosing the right payment gateway is paramount for businesses aiming to leverage the power of cryptocurrencies. As the market matures, demands for reliability, security, and efficiency have soared, making it imperative for businesses to align with the best-in-class solutions. Among the myriad of options available,...
Source: bitcoinist.com
9 Best Cryptocurrency Payment Gateways Reviewed [January 2023]
NowPayments is a well-known crypto payment gateway established by ChangeNow, one of the top crypto swapping sites, in 2019. The platform offers low transaction fees and also offers non-custodial services for users who would like to have complete control over their funds. Businesses can easily integrate NOWPayments API to their platforms and benefit from its additional tools...
Source: coingape.com

Defapi.org Reviews

We have no reviews of Defapi.org yet.
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Social recommendations and mentions

Based on our record, NOWPayments seems to be more popular. It has been mentiond 67 times since March 2021. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.

NOWPayments mentions (67)

  • Want to accept crypto for my business, how to handle it best?
    I looked at this for my business as well, I ended up using crypto.com which to date nobody has used and https://nowpayments.io/ which many people have used. Source: over 2 years ago
  • Looking where to buy some hoge?
    Https://nowpayments.io/ Have a store and want to accept crypto such as HOGE? NowPayments has you covered. Source: almost 3 years ago
  • NowPayments.io adding PLS soon means PLS payments on: Shopify, WooCommerce, Brick & Mortar POS Terminals, Donation Websites, Casinos, Fiat On Ramps and much more!
    It's looking like PowerCity's PixelPark is trying to beat Mintra to market as the first major NFT Marketplace soon on PulseChain as they have partnered with NowPayments.io to handle their payment processing:. Source: about 3 years ago
  • FOSS PayPal/Stripe?
    This is as close to foss as I can get my payment processing right now. I love it but it obviously limits the purchaser poolโ€ฆ. Source: about 3 years ago
  • Launching a business website, Need to integrate Crypto payment options
    I have a buddy who uses https://nowpayments.io/ and likes it. Source: over 3 years ago
View more

Defapi.org mentions (0)

We have not tracked any mentions of Defapi.org yet. Tracking of Defapi.org recommendations started around Dec 2025.

What are some alternatives?

When comparing NOWPayments and Defapi.org, you can also consider the following products

BitPay - Bitcoin payment gateway. Enterprise-grade solutions, from the pioneer of bitcoin payments.

Kie.ai - Affordable DeepSeek R1 API with powerful reasoning and robust security.

CoinGate - CoinGate is a payment gateway for Bitcoin, XRP, Litecoin, Ethereum and 50 other cryptocurrencies.

Crun.ai - One API to access all top AI modelsโ€”video, image, audio, and text. Fast integration, 30โ€“70% cost savings, high-performance, and developer-friendly.

CoinPayments - Payment gateway providing buy now buttons, shopping carts, and more to accept Bitcoin, Litecoin, and other cryptocurrencies/altcoins on your website/online store.

APIPASS API Market - AI API marketplace: image generation, text processing, NLP & more. Easy integration, comprehensive documentation, reliable performance for developers.