Lets any MCP client pay x402 tools in USDC on Avalanche, with per-call and 24 h caps.
Connect Runs on your machine
claude mcp add sekisho-mcp -e SEKISHO_MCP_URL=<SEKISHO_MCP_URL> -e SEKISHO_NETWORK=<SEKISHO_NETWORK> -e SEKISHO_MAX_PER_CALL=<SEKISHO_MAX_PER_CALL> -e SEKISHO_MAX_PER_DAY=<SEKISHO_MAX_PER_DAY> -e SEKISHO_PAYER_KEY_FILE=<SEKISHO_PAYER_KEY_FILE> -- npx -y @zero-two-labs/[email protected]{
"mcpServers": {
"sekisho-mcp": {
"command": "npx",
"args": [
"-y",
"@zero-two-labs/[email protected]"
],
"env": {
"SEKISHO_MCP_URL": "<SEKISHO_MCP_URL>",
"SEKISHO_NETWORK": "<SEKISHO_NETWORK>",
"SEKISHO_MAX_PER_CALL": "<SEKISHO_MAX_PER_CALL>",
"SEKISHO_MAX_PER_DAY": "<SEKISHO_MAX_PER_DAY>",
"SEKISHO_PAYER_KEY_FILE": "<SEKISHO_PAYER_KEY_FILE>"
}
}
}
}{
"mcpServers": {
"sekisho-mcp": {
"command": "npx",
"args": [
"-y",
"@zero-two-labs/[email protected]"
],
"env": {
"SEKISHO_MCP_URL": "<SEKISHO_MCP_URL>",
"SEKISHO_NETWORK": "<SEKISHO_NETWORK>",
"SEKISHO_MAX_PER_CALL": "<SEKISHO_MAX_PER_CALL>",
"SEKISHO_MAX_PER_DAY": "<SEKISHO_MAX_PER_DAY>",
"SEKISHO_PAYER_KEY_FILE": "<SEKISHO_PAYER_KEY_FILE>"
}
}
}
}{
"servers": {
"sekisho-mcp": {
"type": "stdio",
"command": "npx",
"args": [
"-y",
"@zero-two-labs/[email protected]"
],
"env": {
"SEKISHO_MCP_URL": "<SEKISHO_MCP_URL>",
"SEKISHO_NETWORK": "<SEKISHO_NETWORK>",
"SEKISHO_MAX_PER_CALL": "<SEKISHO_MAX_PER_CALL>",
"SEKISHO_MAX_PER_DAY": "<SEKISHO_MAX_PER_DAY>",
"SEKISHO_PAYER_KEY_FILE": "<SEKISHO_PAYER_KEY_FILE>"
}
}
}
}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 |
|---|---|
SEKISHO_MCP_URLRequired | Remote paid MCP server (Streamable HTTP), e.g. https://sekisho-api.zerotwolabs.xyz/mcp |
SEKISHO_NETWORKOptional | avalancheFuji (testnet) or avalanche (mainnet, real USDC) |
SEKISHO_MAX_PER_CALLOptional | Max USDC per tool call |
SEKISHO_MAX_PER_DAYOptional | Max USDC in any 24 h window |
SEKISHO_PAYER_KEY_FILEOptional | Path to the payer private key file (mode 600). Never put the key itself in config. |
Details
| Package | @zero-two-labs/[email protected] (NPM, stdio) |
| First published | 13 Nov 2026 |
| Last updated | 13 Nov 2026 |
| Registry name | io.github.usainbluntmx/sekisho-mcp |
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