# GR1D SDKs & APIs

#### GR1D Asset Verification APIs Documentation

The GR1D Asset Verification APIs provide a powerful tool for developers to verify user asset holdings on the Ethereum Mainnet & Solana Mainnet. These APIs support the verification of various assets, including ERC20 and ERC721 tokens on Ethereum and SPL Tokens and NFTs on Solana allowing for seamless integration into decentralized applications (dApps) and other blockchain-related services.

By utilizing the Gr1D Asset Verification APIs, developers can ensure accurate and real-time data retrieval for asset ownership, contributing to the overall security and reliability of their applications.

{% content-ref url="../gr1d-network/multi-chain-asset-orchestration/multi-chain-asset-verification-sdk" %}
[multi-chain-asset-verification-sdk](../gr1d-network/multi-chain-asset-orchestration/multi-chain-asset-verification-sdk)
{% endcontent-ref %}

