CryptoAPIs Prepare Transactions FAQs

Question 1

What types of transactions can this tool prepare?

Accepted Answer

It can prepare three main types of transactions: native coin transfers from an address, ERC-20 fungible token transfers, and ERC-721 NFT transfers. The output is an unsigned transaction hex.

Question 2

What is CryptoAPIs Prepare Transactions?

Accepted Answer

CryptoAPIs Prepare Transactions is a developer tool that enables you to build unsigned blockchain transactions for native coins, fungible tokens (ERC-20), and NFTs (ERC-721) on any EVM-compatible network using the Crypto APIs platform.

Question 3

How does it integrate with AI Agents like Claude or Cursor?

Accepted Answer

The tool supports integration with AI Agent platforms such as Claude Desktop and Cursor via the Model Context Protocol (MCP). You can configure it as an MCP server to allow AI models to interactively prepare blockchain transactions.

Question 4

What are the prerequisites for using CryptoAPIs Prepare Transactions?

Accepted Answer

To use this tool, you need Node.js 18+ installed and an active Crypto APIs account with a valid API key. Installation is typically done via npm.

Question 5

Does this tool sign the blockchain transactions?

Accepted Answer

No, this tool specifically *builds* unsigned transactions. It generates the raw transaction hex which is then ready for external signing with a separate wallet or signer, enhancing security by separating transaction creation from key management.

CryptoAPIs Prepare Transactions

CryptoAPIs Prepare Transactions

Key Features

Use Cases

Key Features

Use Cases