x402card: Virtual Cards + Freeland eSIM

Measured conclusion: Deep-tested. L2 outcome: tools_ok.

Issue and top up x402 virtual cards or buy Freeland travel eSIMs with Base USDC.

Add to your agent

Copy this into your MCP client config:

{
  "mcpServers": {
    "x402card: Virtual Cards + Freeland eSIM": {
      "url": "https://api.x402card.org/mcp",
      "transport": "streamable-http"
    }
  }
}

Measured tools (12)

• x402card.get_agent_contract

  Return the complete machine-readable x402card API/agent contract.

  Hints: read-only not declared · destructive not declared · idempotent not declared · open-world not declared

• x402card.get_wallet_requirements

  Return signer-agnostic owner authentication, x402 payer, credential, and adapter requirements.

  Hints: read-only not declared · destructive not declared · idempotent not declared · open-world not declared

• x402card.get_config

  Return public runtime config: network, USDC asset, receive address, fees, limits, and treasury mode.

  Hints: read-only not declared · destructive not declared · idempotent not declared · open-world not declared

• x402card.get_esim_contract

  Return the Freeland eSIM catalog, direct x402 purchase, payer-ownership, fulfillment, and privacy contract.

  Hints: read-only not declared · destructive not declared · idempotent not declared · open-world not declared

• x402card.get_card_contract

  Return the virtual-card direct x402 purchase, payer-ownership, issuance, economics, and credential-security contract.

  Hints: read-only not declared · destructive not declared · idempotent not declared · open-world not declared

• x402card.get_card_topup_contract

  Return the separate direct x402 card top-up, active-card ownership, amount, fee, replay, and asynchronous funding contract.

  Hints: read-only not declared · destructive not declared · idempotent not declared · open-world not declared

• x402card.list_esim_plans

  List live Freeland prepaid travel eSIM plans and current Base USDC prices.

  Parameters:

  • type — string
  • countryCode — string

  Hints: read-only not declared · destructive not declared · idempotent not declared · open-world not declared

• x402card.get_esim_readiness

  Return eSIM-only readiness without unrelated card-provider or treasury gates.

  Hints: read-only not declared · destructive not declared · idempotent not declared · open-world not declared

• x402card.get_readiness

  Return sanitized public readiness. Deep provider balances and BIN internals are admin-only.

  Parameters:

  • deep — boolean

  Hints: read-only not declared · destructive not declared · idempotent not declared · open-world not declared

• x402card.get_openapi

  Return the OpenAPI 3.1 document for direct HTTP API usage.

  Hints: read-only not declared · destructive not declared · idempotent not declared · open-world not declared

• x402card.get_install_command

  Return the shell install command and CLI discovery commands.

  Hints: read-only not declared · destructive not declared · idempotent not declared · open-world not declared

• x402card.get_payable_url

  Build the public payable x402 URL for an existing order id.

  Parameters:

  • orderId (required) — string

  Hints: read-only not declared · destructive not declared · idempotent not declared · open-world not declared

Publisher website Repository

Measured by MCPYP probing. Untested fields are omitted, never estimated. Listing is always free; MCPYP never proxies calls or stores user tokens.