OpenSea NFT data, paid per request in USDC on Base via x402 (default) or MPP.
Connect Runs on your machine
claude mcp add nftdata-mcp -e EVM_PRIVATE_KEY=<EVM_PRIVATE_KEY> -e NFTDATA_PAYMENT_PROTOCOL=<NFTDATA_PAYMENT_PROTOCOL> -e NFTDATA_MAX_REQUESTS=<NFTDATA_MAX_REQUESTS> -- npx -y [email protected]
{
"mcpServers": {
"nftdata-mcp": {
"command": "npx",
"args": [
"-y",
"[email protected]"
],
"env": {
"EVM_PRIVATE_KEY": "<EVM_PRIVATE_KEY>",
"NFTDATA_PAYMENT_PROTOCOL": "<NFTDATA_PAYMENT_PROTOCOL>",
"NFTDATA_MAX_REQUESTS": "<NFTDATA_MAX_REQUESTS>"
}
}
}
}
{
"mcpServers": {
"nftdata-mcp": {
"command": "npx",
"args": [
"-y",
"[email protected]"
],
"env": {
"EVM_PRIVATE_KEY": "<EVM_PRIVATE_KEY>",
"NFTDATA_PAYMENT_PROTOCOL": "<NFTDATA_PAYMENT_PROTOCOL>",
"NFTDATA_MAX_REQUESTS": "<NFTDATA_MAX_REQUESTS>"
}
}
}
}
{
"servers": {
"nftdata-mcp": {
"type": "stdio",
"command": "npx",
"args": [
"-y",
"[email protected]"
],
"env": {
"EVM_PRIVATE_KEY": "<EVM_PRIVATE_KEY>",
"NFTDATA_PAYMENT_PROTOCOL": "<NFTDATA_PAYMENT_PROTOCOL>",
"NFTDATA_MAX_REQUESTS": "<NFTDATA_MAX_REQUESTS>"
}
}
}
}
Replace the values in angle brackets with your own. Keys stay on your machine; we never see them.
Tools
This server runs locally, so its tools are listed by your MCP client once it starts.
Environment variables
| Name | Description |
|---|---|
EVM_PRIVATE_KEYRequired, secret | Private key of a dedicated wallet holding a small amount of USDC on Base. Pays $0.002 per request via x402. |
NFTDATA_PAYMENT_PROTOCOLOptional | Payment protocol: x402 (default when unset or empty) or mpp. Both pay $0.002 in USDC on Base. Any other value stops startup. |
NFTDATA_MAX_REQUESTSOptional | Maximum signed payments per session (integer 1-1000, default 100). |
Details
| Package | [email protected] (NPM, stdio) |
| First published | 8 Nov 2026 |
| Last updated | 8 Nov 2026 |
| Registry name | io.github.Nomad07/nftdata-mcp |
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