@qbtlabs/x402

finance MCP Server

Multi-chain payment protocol for AI agents

VerifiedInstall Ready
financefinance
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Why This Matters

Discovered via github-topic:mcp-server and last synced 3mo ago.

VerifiedInstall Ready
Source
github-topic:mcp-server
Stars
0
Last synced
3mo ago
Install
Instructions detected

Install

1. Install the package

npx @qbtlabs/x402

2. Add to claude_desktop_config.json

{
  "mcpServers": {
    "-qbtlabs-x402": {
      "command": "npx",
      "args": [
        "@qbtlabs/x402"
      ]
    }
  }
}

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

32
Tools
0
Resources
0
Prompts
Standard I/O
Transport

Available Tools (32)

Layer

Component

X402_EVM_ADDRESS

EVM USDC receiving wallet address

read

$0.001

Vault

Path

X402_CARDANO_ADDRESS

Cardano receiving address (bech32)

Chain

Token(s)

USDC

PST (gasless via facilitator)

X402_SOLANA_ADDRESS

Solana USDC receiving wallet address

write

$0.01

CARDANO_SEED

BIP-39 mnemonic (24 words) for Cardano wallet

USDM

Mehen fiat-backed stablecoin

X402_TESTNET

Use testnets (Sepolia, Devnet, Preprod)

Network

Identifier

Preprod

`cardano:preprod`

free

$0.00

Mainnet

`cardano:mainnet`

analysis

$0.005

84532

`0x036CbD53842c5426634e7929541eC2318f3dCF7e`

Devnet

`solana:EtWTRABZaYq6iMfeYKouRu166VU2xqa1`

USDCx

Circle xReserve USDC-backed

Token

Description

Variable

Description

X402_CHAIN_ID

EVM Chain ID (84532=Sepolia, 8453=Mainnet)

X402_SOLANA_FACILITATOR_URL

Custom Solana facilitator URL

DJED

COTI/IOG overcollateralised USD

x402-signer

Keys never enter AI agent process

X402_PRIVATE_KEY

EVM wallet private key for signing payments

X402_FACILITATOR_URL

Custom EVM facilitator URL

8453

`0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913`

BLOCKFROST_PROJECT_ID

Blockfrost API key for Cardano

Tier

Price

iUSD

Indigo Protocol synthetic USD