MCP Blockchain Events runs on your own machine — the client starts it, so there is no endpoint to ping. 104 installs a week from npm. Last commit 28 Sep 2026.
MCP server for subscribing to and managing on-chain event webhooks via Crypto APIs
Nothing serious here today
Today is the operative word: we check MCP Blockchain Events every 15 minutes and re-read its code on every release. Watch it and you find out the day that stops being true.
Connect this server
This server runs on your own machine — install it with the package manager and the client starts it for you. Package name taken from the official registry entry.
claude mcp add mcp-blockchain-events -e 'CRYPTOAPIS_API_KEY=<CRYPTOAPIS_API_KEY>' -- npx -y @cryptoapis-io/mcp-blockchain-events{
"mcpServers": {
"mcp-blockchain-events": {
"command": "npx",
"args": [
"-y",
"@cryptoapis-io/mcp-blockchain-events"
],
"env": {
"CRYPTOAPIS_API_KEY": "<CRYPTOAPIS_API_KEY>"
}
}
}
}[mcp_servers.mcp-blockchain-events]
command = "npx"
args = ["-y", "@cryptoapis-io/mcp-blockchain-events"]
env = { CRYPTOAPIS_API_KEY = "<CRYPTOAPIS_API_KEY>" }{
"mcpServers": {
"mcp-blockchain-events": {
"command": "npx",
"args": [
"-y",
"@cryptoapis-io/mcp-blockchain-events"
],
"env": {
"CRYPTOAPIS_API_KEY": "<CRYPTOAPIS_API_KEY>"
}
}
}
}{
"servers": {
"mcp-blockchain-events": {
"type": "stdio",
"command": "npx",
"args": [
"-y",
"@cryptoapis-io/mcp-blockchain-events"
],
"env": {
"CRYPTOAPIS_API_KEY": "<CRYPTOAPIS_API_KEY>"
}
}
}
}Put your own value in place of
<CRYPTOAPIS_API_KEY> (Crypto APIs API key).
The author’s registry entry marks it as required.
Alternatives to MCP Blockchain Events
same job, measured the same wayMCP server for smart contract ABIs and on-chain data from EVM and Solana via Crypto APIs
MCP server for HD wallet management, balance, and sync on EVM, UTXO, XRP via Crypto APIs
MCP server for AML address verification and transaction screening via Crypto APIs
MCP server for retrieving block-level data from EVM, UTXO, and XRP blockchains via Crypto APIs
MCP server for full transaction and token history on EVM and UTXO addresses via Crypto APIs
MCP server for current balance and state of EVM, UTXO, Solana, XRP, Kaspa addresses via Crypto APIs
MCP server for address derivation and encoding utilities across multiple blockchains via Crypto APIs
MCP server for dry-run Ethereum transaction simulation via Crypto APIs
MCP Blockchain Events — questions
Answers built from our own checks of this server.