MCP server for the Predge Whale Data x402 API — Polymarket whale trades & smart-money signals as agent tools, paid per call in USDC on Base. Bring a funded wallet key.
Setup
Choose your client, copy the config, then fill in any required environment variables.
claude mcp add whale-data --env BUYER_PRIVATE_KEY='<BUYER_PRIVATE_KEY>' --env SOLANA_BUYER_SECRET='<SOLANA_BUYER_SECRET>' -- npx -y @predge/whale-data-mcp~/.codex/config.toml
[mcp_servers.whale-data]
command = "npx"
args = ["-y", "@predge/whale-data-mcp"]
env = { BUYER_PRIVATE_KEY = "<BUYER_PRIVATE_KEY>", SOLANA_BUYER_SECRET = "<SOLANA_BUYER_SECRET>" }
# codex mcp add whale-data --env BUYER_PRIVATE_KEY='<BUYER_PRIVATE_KEY>' --env SOLANA_BUYER_SECRET='<SOLANA_BUYER_SECRET>' -- npx -y @predge/whale-data-mcp~/.cursor/mcp.json
{
"mcpServers": {
"whale-data": {
"command": "npx",
"args": [
"-y",
"@predge/whale-data-mcp"
],
"env": {
"BUYER_PRIVATE_KEY": "<BUYER_PRIVATE_KEY>",
"SOLANA_BUYER_SECRET": "<SOLANA_BUYER_SECRET>"
}
}
}
}.vscode/mcp.json
{
"servers": {
"whale-data": {
"type": "stdio",
"command": "npx",
"args": [
"-y",
"@predge/whale-data-mcp"
],
"env": {
"BUYER_PRIVATE_KEY": "<BUYER_PRIVATE_KEY>",
"SOLANA_BUYER_SECRET": "<SOLANA_BUYER_SECRET>"
}
}
}
}~/.gemini/settings.json
{
"mcpServers": {
"whale-data": {
"command": "npx",
"args": [
"-y",
"@predge/whale-data-mcp"
],
"env": {
"BUYER_PRIVATE_KEY": "<BUYER_PRIVATE_KEY>",
"SOLANA_BUYER_SECRET": "<SOLANA_BUYER_SECRET>"
}
}
}
}claude_desktop_config.json
{
"mcpServers": {
"whale-data": {
"command": "npx",
"args": [
"-y",
"@predge/whale-data-mcp"
],
"env": {
"BUYER_PRIVATE_KEY": "<BUYER_PRIVATE_KEY>",
"SOLANA_BUYER_SECRET": "<SOLANA_BUYER_SECRET>"
}
}
}
}.trae/mcp.json
{
"mcpServers": {
"whale-data": {
"command": "npx",
"args": [
"-y",
"@predge/whale-data-mcp"
],
"env": {
"BUYER_PRIVATE_KEY": "<BUYER_PRIVATE_KEY>",
"SOLANA_BUYER_SECRET": "<SOLANA_BUYER_SECRET>"
}
}
}
}Environment variables
BUYER_PRIVATE_KEYSOLANA_BUYER_SECRET
Replace the placeholders with your own credentials and keep them out of version control.