Skip to content
VS Code

payfetch for VS Code

io.github.forum-labs/payfetch

x402 paying-fetch client for AI agents. Spending caps, approval, receipts. Non-custodial.

client:VS Code transport:stdio runtime:npm

Install payfetch in VS Code

.vscode/mcp.json

{
  "inputs": [
    {
      "type": "promptString",
      "id": "payfetch-private-key",
      "description": "PAYFETCH_PRIVATE_KEY",
      "password": true
    },
    {
      "type": "promptString",
      "id": "payfetch-key-file",
      "description": "PAYFETCH_KEY_FILE",
      "password": true
    },
    {
      "type": "promptString",
      "id": "payfetch-cdp-api-key-id",
      "description": "PAYFETCH_CDP_API_KEY_ID",
      "password": true
    },
    {
      "type": "promptString",
      "id": "payfetch-cdp-api-key-secret",
      "description": "PAYFETCH_CDP_API_KEY_SECRET",
      "password": true
    },
    {
      "type": "promptString",
      "id": "payfetch-cdp-wallet-secret",
      "description": "PAYFETCH_CDP_WALLET_SECRET",
      "password": true
    },
    {
      "type": "promptString",
      "id": "payfetch-cdp-account-name",
      "description": "PAYFETCH_CDP_ACCOUNT_NAME",
      "password": true
    },
    {
      "type": "promptString",
      "id": "payfetch-data-dir",
      "description": "PAYFETCH_DATA_DIR",
      "password": true
    },
    {
      "type": "promptString",
      "id": "payfetch-test-mode",
      "description": "PAYFETCH_TEST_MODE",
      "password": true
    },
    {
      "type": "promptString",
      "id": "payfetch-approver",
      "description": "PAYFETCH_APPROVER",
      "password": true
    },
    {
      "type": "promptString",
      "id": "payfetch-via",
      "description": "PAYFETCH_VIA",
      "password": true
    }
  ],
  "servers": {
    "payfetch": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "@forum-labs/payfetch"
      ],
      "env": {
        "PAYFETCH_PRIVATE_KEY": "${input:payfetch-private-key}",
        "PAYFETCH_KEY_FILE": "${input:payfetch-key-file}",
        "PAYFETCH_CDP_API_KEY_ID": "${input:payfetch-cdp-api-key-id}",
        "PAYFETCH_CDP_API_KEY_SECRET": "${input:payfetch-cdp-api-key-secret}",
        "PAYFETCH_CDP_WALLET_SECRET": "${input:payfetch-cdp-wallet-secret}",
        "PAYFETCH_CDP_ACCOUNT_NAME": "${input:payfetch-cdp-account-name}",
        "PAYFETCH_DATA_DIR": "${input:payfetch-data-dir}",
        "PAYFETCH_TEST_MODE": "${input:payfetch-test-mode}",
        "PAYFETCH_APPROVER": "${input:payfetch-approver}",
        "PAYFETCH_VIA": "${input:payfetch-via}"
      }
    }
  }
}

VS Code prompts for each input the first time the server starts, so no secret is written to the file. VS Code docs

payfetch in other clients