@tensorfeed/x402-base-mcp

finance MCP Server

Read-only MCP server for x402 payment verification on Base mainnet. The x402 ecosystem's canonical chain reader, with AFTA federation helpers.

VerifiedInstall Ready
financefinance
3 views1 stars1 forksv0.2.1MIT

Why This Matters

Discovered via github-topic:model-context-protocol and last synced 3mo ago.

VerifiedInstall Ready
Source
github-topic:model-context-protocol
Stars
1
Last synced
3mo ago
Install
Instructions detected

Install

1. Install the package

npx -y @tensorfeed/x402-base-mcp

2. Add to claude_desktop_config.json

{
  "mcpServers": {
    "-tensorfeed-x402-base-mcp": {
      "command": "npx",
      "args": [
        "@tensorfeed/x402-base-mcp"
      ]
    }
  }
}

Config file location: ~/Library/Application Support/Claude/claude_desktop_config.json (macOS) / %APPDATA%\Claude\claude_desktop_config.json (Windows)

16
Tools
0
Resources
0
Prompts
Standard I/O
Transport

Available Tools (16)

get_tx_receipt

Full tx receipt with status, gas, and logs summary

call

Read-only contract call (eth_call, never broadcasts)

verify_afta_federation

Calls TensorFeed's AFTA certification endpoint for a domain, returns a scored checklist.

recent_transfers

USDC Transfer events involving an address over N blocks

Tool

Description

balance

Native ETH balance for an address

verify_x402_settlement

Given a tx hash, expected recipient, and expected USDC amount, returns a structured verdict on whether the on-chain Transfer event matches.

usdc_balance

USDC (Circle native bridged) balance for an address

parse_x402_manifest

Fetches `https://{domain}/.well-known/x402.json`, returns the structured manifest.

block_number

Latest Base block number

usdc_recent_payments_to

USDC transfers TO an address over N blocks; the merchant-side view.

tf_payment_lookup

Checks whether a tx hash is a USDC payment to TensorFeed's canonical wallet on Base.

probe_x402_endpoint

Probes any https URL and reports whether it returns a canonical x402-paid 402 response with `accepts[]`.

decode_x402_payment_payload

Offline decode of a base64 `X-PAYMENT` header (Coinbase x402 V2): returns scheme, network, version, EIP-3009 authorization, signature.

x402_publisher_health

Returns current outcome + 24h/7d uptime + recent series for a domain monitored by TensorFeed's hourly x402 status probe.

afta_federation_members

Returns the canonical curated list of confirmed AFTA federation members (TF origin + federated members).