# Guardarian > Best place to buy over 1000 crypto Guardarian provides fiat-to-crypto exchange services with bank transfers, credit cards, and mobile payment options across multiple countries. Guardarian helps users buy and sell cryptocurrencies using traditional payment methods through a regulated fiat-to-crypto gateway. With it, users can purchase multiple digital assets, use multiple payment options, and access services without registration. Guardarian operates globally with transparent fees and instant transfers. - Type: Company - Sector: Payments - Status: Active - Founded: 2020-08-01 - Profile: https://thegrid.id/profiles/guardarian ## Products - [Guardarian On/Off Ramp Exchange](https://thegrid.id/profiles/guardarian): Guardarian On/Off Ramp enables users to buy and sell cryptocurrencies using fiat payment methods including credit cards, bank transfers, and digital wallets across multiple currencies. The platform supports standard cryptocurrency trading and includes G-RWA functionality for specialized tokenized real-world asset transactions. Users access over 1000 cryptocurrencies and RWA tokens through Guardarian's compliance-integrated infrastructure with competitive exchange rates and transparent fee structures. (On/Off Ramp, Live, Main Product) - [Guardarian API](https://thegrid.id/profiles/guardarian): Guardarian API enables businesses to integrate fiat-to-crypto exchange functionality into their applications through RESTful endpoints. The system provides real-time exchange rates, transaction creation, and status tracking with robust documentation for developer integration. (OnChain Data API, Live) - [Guardarian Widget](https://thegrid.id/profiles/guardarian): Guardarian Widget is a customizable interface component that businesses can embed into their websites to enable direct cryptocurrency purchases. The plug-and-play solution requires no technical expertise and provides a complete exchange experience within existing platforms. (Developer Tooling, Live) - [Guardarian G-OTC](https://thegrid.id/profiles/guardarian): An over-the-counter trading service providing high-volume cryptocurrency transactions for institutional clients and businesses. The platform offers extended transaction limits, preferential rates, dedicated account management, and enhanced security protocols for large-scale crypto trading operations with personalized support. (OTC, Live) - [Guardarian Crypto Cards](https://thegrid.id/profiles/guardarian): Physical and virtual MasterCard-compatible debit cards enabling global spending of cryptocurrency holdings. Cards convert crypto to fiat automatically at point of sale and support personal and corporate accounts with spending limits and management features. Available globally wherever MasterCard is accepted for seamless crypto-to-fiat spending. (Card, Discontinued) - [Guardarian Token Listing](https://thegrid.id/profiles/guardarian): A business service enabling cryptocurrency projects to list their tokens on the Guardarian platform for fiat trading access. The service provides token integration with multiple fiat currencies, global payment method support, and access to the 400+ partner network. Includes widget API integration and affiliate revenue opportunities for token projects. (Service Provider, Live) - [G-Custody](https://thegrid.id/profiles/guardarian): G-Custody provides enterprise cryptocurrency custody infrastructure with cold wallet storage, multi-signature security, and AML/KYC compliance integration. The platform enables businesses to receive, store, convert, and manage digital assets through REST API integration while maintaining bank-grade protection standards and international regulatory compliance. Users configure cohorts and access real-time portfolio tracking with finance-grade analytics. (Custody Technology Provider, Live) - [G-Payments](https://thegrid.id/profiles/guardarian): G-Payments enables businesses to accept both cryptocurrency and fiat payments through a unified gateway with API integration. The platform supports automated currency conversion, real-time transaction notifications, and settlement to bank accounts or crypto wallets. Users configure payment methods across multiple blockchains while maintaining AML/KYC compliance and transparent fee structures for e-commerce, media, and gaming applications. (Merchant Payment Gateway, Live) - [G-OnePay](https://thegrid.id/profiles/guardarian): G-OnePay provides users with a permanent cryptocurrency deposit address that automatically converts received crypto to fiat and settles funds to linked bank accounts. The system processes deposits through instant conversion with cryptographic verification, eliminating the need for repeated address generation. Users complete KYC verification once, connect banking details, and receive a lifetime address for streamlined crypto-to-fiat settlements across supported cryptocurrencies. (On/Off Ramp, Live) ## Links - [Main](https://guardarian.com) - [Documentation](https://guardarian.com/api-doc) - [Media Kit/branding](https://guardarian.com/press-and-media#brand-assets) - [Blog](https://guardarian.com/blog) - [Privacy policy](https://guardarian.com/privacy-policy) - [Terms of Service](https://guardarian.com/terms-of-service) - [Twitter / X](https://x.com/guardarian_com) - [YouTube](https://www.youtube.com/@Guardarian_com) - [LinkedIn](https://www.linkedin.com/company/guardarian) - [Facebook](https://www.facebook.com/Guardariancom) - [Medium](https://guardarian.medium.com) ## Legal This data is provided under two licensing models. Model 1 - open data. 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