22 x402 pay-per-call utility tools for AI agents — scrape, validate, embed, store, moderate, notify, convert, prevent loops. No accounts, no API keys. USDC on Base via the x402 protocol.
接入配置
选择客户端，复制配置，再按项目文档补齐环境变量。
claude mcp add x402-tools --env X402_PAYMENT_HEADER='<X402_PAYMENT_HEADER>' --env X402_INTERNAL_KEY='<X402_INTERNAL_KEY>' -- npx -y @melis-ai/x402-tools-mcp~/.codex/config.toml
[mcp_servers.x402-tools]
command = "npx"
args = ["-y", "@melis-ai/x402-tools-mcp"]
env = { X402_PAYMENT_HEADER = "<X402_PAYMENT_HEADER>", X402_INTERNAL_KEY = "<X402_INTERNAL_KEY>" }
# codex mcp add x402-tools --env X402_PAYMENT_HEADER='<X402_PAYMENT_HEADER>' --env X402_INTERNAL_KEY='<X402_INTERNAL_KEY>' -- npx -y @melis-ai/x402-tools-mcp~/.cursor/mcp.json
{
"mcpServers": {
"x402-tools": {
"command": "npx",
"args": [
"-y",
"@melis-ai/x402-tools-mcp"
],
"env": {
"X402_PAYMENT_HEADER": "<X402_PAYMENT_HEADER>",
"X402_INTERNAL_KEY": "<X402_INTERNAL_KEY>"
}
}
}
}.vscode/mcp.json
{
"servers": {
"x402-tools": {
"type": "stdio",
"command": "npx",
"args": [
"-y",
"@melis-ai/x402-tools-mcp"
],
"env": {
"X402_PAYMENT_HEADER": "<X402_PAYMENT_HEADER>",
"X402_INTERNAL_KEY": "<X402_INTERNAL_KEY>"
}
}
}
}~/.gemini/settings.json
{
"mcpServers": {
"x402-tools": {
"command": "npx",
"args": [
"-y",
"@melis-ai/x402-tools-mcp"
],
"env": {
"X402_PAYMENT_HEADER": "<X402_PAYMENT_HEADER>",
"X402_INTERNAL_KEY": "<X402_INTERNAL_KEY>"
}
}
}
}claude_desktop_config.json
{
"mcpServers": {
"x402-tools": {
"command": "npx",
"args": [
"-y",
"@melis-ai/x402-tools-mcp"
],
"env": {
"X402_PAYMENT_HEADER": "<X402_PAYMENT_HEADER>",
"X402_INTERNAL_KEY": "<X402_INTERNAL_KEY>"
}
}
}
}.trae/mcp.json
{
"mcpServers": {
"x402-tools": {
"command": "npx",
"args": [
"-y",
"@melis-ai/x402-tools-mcp"
],
"env": {
"X402_PAYMENT_HEADER": "<X402_PAYMENT_HEADER>",
"X402_INTERNAL_KEY": "<X402_INTERNAL_KEY>"
}
}
}
}需要的环境变量
X402_PAYMENT_HEADERX402_INTERNAL_KEY
把占位值换成你自己的密钥；不要把密钥提交到代码仓库。