NexFlow SMF MCP

A Smart Meta-Facilitator for x402 payments on Base that routes, verifies, and settles micropayments using atomic USDC escrow and Merkle batch settlement. It provides a TypeScript SDK and skills for discovering facilitators, comparing routes, getting quotes, and fetching settlement receipts.

Package and access

Local package with source-attributed installation metadata. Koskamo does not execute packages during review.

Community listingLocal stdioSource reviewed; not executedPublished by NexFlow-SMF

Vendor documentation

What you can do with it

Route x402 micropayments on Base mainnet
Verify payment proofs via Lambda@Edge
Settle payments using atomic USDC escrow
Discover active x402 facilitators by network

Source and maintenance

Community listingRegistry 1.0.0

mcp-registry: io.github.moejeaux/nexflow-smf@1.0.0 Source repository

Maintenance checked: Oct 31, 2026, 10:59 PM UTC

Packages and installation

Source-provided package data. Koskamo has not executed or live-probed this package.

@nexflow-smf/smf 1.0.2

npm

@nexflow-smf/smf package definition

{
  "version": "1.0.2",
  "transport": "stdio",
  "identifier": "@nexflow-smf/smf",
  "registryType": "npm",
  "environmentVariables": [
    {
      "name": "NEXFLOW_API_KEY",
      "format": "string",
      "isRequired": true,
      "description": "NexFlow API key (format: nf_live_* or nf_test_*)"
    },
    {
      "name": "NEXFLOW_BASE_URL",
      "format": "string",
      "description": "API base URL (default: https://api.nexflowapp.app)"
    }
  ]
}

Tools

Reported by the attributed source; not independently observed by Koskamo.

No tool definitions available.

Connect from your client

Each snippet configures the same source-provided package; replace placeholders before use.

This server is operated by the named third party. Listing and endpoint checks are not an endorsement or a security audit. Review the operator's permissions, terms, and data handling before connecting. How listings are checked and corrected.

Cursor

Merge this local stdio configuration, replace every placeholder environment value, and restart Cursor. Koskamo has not executed this package.

Cursor configuration

{
  "mcpServers": {
    "nexflow-smf-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "@nexflow-smf/smf@1.0.2"
      ],
      "env": {
        "NEXFLOW_API_KEY": "<YOUR_NEXFLOW_API_KEY>",
        "NEXFLOW_BASE_URL": "<YOUR_NEXFLOW_BASE_URL>"
      }
    }
  }
}

Cline

Merge this local stdio configuration, replace every placeholder environment value, and restart Cline. Koskamo has not executed this package.

Cline configuration

{
  "mcpServers": {
    "nexflow-smf-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "@nexflow-smf/smf@1.0.2"
      ],
      "env": {
        "NEXFLOW_API_KEY": "<YOUR_NEXFLOW_API_KEY>",
        "NEXFLOW_BASE_URL": "<YOUR_NEXFLOW_BASE_URL>"
      }
    }
  }
}

VS Code

Merge this local stdio configuration, replace every placeholder environment value, and restart VS Code. Koskamo has not executed this package.

VS Code configuration

{
  "servers": {
    "nexflow-smf-mcp": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "@nexflow-smf/smf@1.0.2"
      ],
      "env": {
        "NEXFLOW_API_KEY": "<YOUR_NEXFLOW_API_KEY>",
        "NEXFLOW_BASE_URL": "<YOUR_NEXFLOW_BASE_URL>"
      }
    }
  }
}

Claude Desktop

Merge this local stdio configuration, replace every placeholder environment value, and restart Claude Desktop. Koskamo has not executed this package.

Claude Desktop configuration

{
  "mcpServers": {
    "nexflow-smf-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "@nexflow-smf/smf@1.0.2"
      ],
      "env": {
        "NEXFLOW_API_KEY": "<YOUR_NEXFLOW_API_KEY>",
        "NEXFLOW_BASE_URL": "<YOUR_NEXFLOW_BASE_URL>"
      }
    }
  }
}

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