IBM Granite via x402 — MCP Server 安装与配置

{
  "id": "io.github.nirholas/ibm-x402-mcp",
  "type": "mcp-server",
  "version": "1.1.0",
  "displayName": "IBM Granite via x402",
  "description": "x402 pay-per-use IBM Granite AI: chat, code, embeddings, analysis, forecasting. Pay USDC per call.",
  "repository": {
    "url": "https://github.com/nirholas/three.ws",
    "source": "github",
    "subfolder": "packages/ibm-x402-mcp"
  },
  "homepage": "https://three.ws",
  "distribution": {
    "packages": [
      {
        "registryType": "npm",
        "identifier": "@three-ws/ibm-x402-mcp",
        "version": "1.1.0",
        "runtimeHint": "npx",
        "transport": "stdio",
        "environmentVariables": [
          {
            "name": "MCP_SVM_PAYMENT_ADDRESS",
            "description": "Solana wallet address that receives USDC payments from tool callers (server operator's receiving wallet). Required to accept x402 payments.",
            "isRequired": true
          },
          {
            "name": "WATSONX_API_KEY",
            "description": "IBM Cloud API key used by the server to call watsonx.ai on behalf of end users. Create one at https://cloud.ibm.com/iam/apikeys.",
            "isRequired": true,
            "isSecret": true
          },
          {
            "name": "WATSONX_PROJECT_ID",
            "description": "watsonx.ai project id scoping all inference calls. Find it under your project → Manage → General → Project ID. Provide this or WATSONX_SPACE_ID."
          },
          {
            "name": "WATSONX_SPACE_ID",
            "description": "watsonx.ai deployment space id. Alternative to WATSONX_PROJECT_ID."
          },
          {
            "name": "WATSONX_URL",
            "description": "Regional watsonx.ai inference host. Defaults to https://us-south.ml.cloud.ibm.com. Other regions: eu-de, eu-gb, jp-tok, au-syd, ca-tor."
          },
          {
            "name": "WATSONX_MODEL_ID",
            "description": "Default chat/generation Granite model id. Defaults to ibm/granite-3-8b-instruct."
          },
          {
            "name": "WATSONX_EMBED_MODEL_ID",
            "description": "Default embedding model id. Defaults to ibm/granite-embedding-278m-multilingual."
          },
          {
            "name": "X402_FEE_PAYER_SOLANA",
            "description": "Solana account that sponsors transaction fees for x402 payments. Defaults to the three.ws fee payer."
          },
          {
            "name": "X402_FACILITATOR_URL",
            "description": "x402 facilitator endpoint for payment verification and settlement. Defaults to https://facilitator.payai.network."
          }
        ]
      }
    ],
    "remotes": []
  },
  "dependencies": [],
  "installTargets": [
    "claude-code",
    "claude-desktop",
    "cursor",
    "vscode"
  ],
  "keywords": [],
  "provenance": {
    "origin": "official-mcp-registry",
    "originalId": "io.github.nirholas/ibm-x402-mcp",
    "originalUrl": "https://registry.modelcontextprotocol.io/v0.1/servers/io.github.nirholas%2Fibm-x402-mcp/versions/latest",
    "isOfficial": true,
    "status": "active"
  }
}