x402 pay-per-use IBM Granite AI: chat, code, embeddings, analysis, forecasting. Pay USDC per call.
Setup
Choose your client, copy the config, then fill in any required environment variables.
Local
claude mcp add ibm-granite-via-x402 --env MCP_SVM_PAYMENT_ADDRESS='<MCP_SVM_PAYMENT_ADDRESS>' --env WATSONX_API_KEY='<WATSONX_API_KEY>' -- npx -y @three-ws/ibm-x402-mcp~/.codex/config.toml
[mcp_servers.ibm-granite-via-x402]
command = "npx"
args = ["-y", "@three-ws/ibm-x402-mcp"]
env = { MCP_SVM_PAYMENT_ADDRESS = "<MCP_SVM_PAYMENT_ADDRESS>", WATSONX_API_KEY = "<WATSONX_API_KEY>" }
# codex mcp add ibm-granite-via-x402 --env MCP_SVM_PAYMENT_ADDRESS='<MCP_SVM_PAYMENT_ADDRESS>' --env WATSONX_API_KEY='<WATSONX_API_KEY>' -- npx -y @three-ws/ibm-x402-mcp~/.cursor/mcp.json
{
"mcpServers": {
"ibm-granite-via-x402": {
"command": "npx",
"args": [
"-y",
"@three-ws/ibm-x402-mcp"
],
"env": {
"MCP_SVM_PAYMENT_ADDRESS": "<MCP_SVM_PAYMENT_ADDRESS>",
"WATSONX_API_KEY": "<WATSONX_API_KEY>"
}
}
}
}.vscode/mcp.json
{
"servers": {
"ibm-granite-via-x402": {
"type": "stdio",
"command": "npx",
"args": [
"-y",
"@three-ws/ibm-x402-mcp"
],
"env": {
"MCP_SVM_PAYMENT_ADDRESS": "<MCP_SVM_PAYMENT_ADDRESS>",
"WATSONX_API_KEY": "<WATSONX_API_KEY>"
}
}
}
}~/.gemini/settings.json
{
"mcpServers": {
"ibm-granite-via-x402": {
"command": "npx",
"args": [
"-y",
"@three-ws/ibm-x402-mcp"
],
"env": {
"MCP_SVM_PAYMENT_ADDRESS": "<MCP_SVM_PAYMENT_ADDRESS>",
"WATSONX_API_KEY": "<WATSONX_API_KEY>"
}
}
}
}claude_desktop_config.json
{
"mcpServers": {
"ibm-granite-via-x402": {
"command": "npx",
"args": [
"-y",
"@three-ws/ibm-x402-mcp"
],
"env": {
"MCP_SVM_PAYMENT_ADDRESS": "<MCP_SVM_PAYMENT_ADDRESS>",
"WATSONX_API_KEY": "<WATSONX_API_KEY>"
}
}
}
}.trae/mcp.json
{
"mcpServers": {
"ibm-granite-via-x402": {
"command": "npx",
"args": [
"-y",
"@three-ws/ibm-x402-mcp"
],
"env": {
"MCP_SVM_PAYMENT_ADDRESS": "<MCP_SVM_PAYMENT_ADDRESS>",
"WATSONX_API_KEY": "<WATSONX_API_KEY>"
}
}
}
}Remote
claude mcp add --transport http ibm-granite-via-x402 https://three.ws/api/ibm-mcp~/.codex/config.toml
[mcp_servers.ibm-granite-via-x402]
url = "https://three.ws/api/ibm-mcp"
# codex mcp add ibm-granite-via-x402 --url https://three.ws/api/ibm-mcp~/.cursor/mcp.json
{
"mcpServers": {
"ibm-granite-via-x402": {
"url": "https://three.ws/api/ibm-mcp"
}
}
}.vscode/mcp.json
{
"servers": {
"ibm-granite-via-x402": {
"type": "http",
"url": "https://three.ws/api/ibm-mcp"
}
}
}~/.gemini/settings.json
{
"mcpServers": {
"ibm-granite-via-x402": {
"httpUrl": "https://three.ws/api/ibm-mcp"
}
}
}claude_desktop_config.json · Customize › Connectors › Add custom connector
{
"mcpServers": {
"ibm-granite-via-x402": {
"command": "npx",
"args": [
"-y",
"mcp-remote",
"https://three.ws/api/ibm-mcp"
]
}
}
}.trae/mcp.json
{
"mcpServers": {
"ibm-granite-via-x402": {
"url": "https://three.ws/api/ibm-mcp"
}
}
}Environment variables
MCP_SVM_PAYMENT_ADDRESSWATSONX_API_KEY
Replace the placeholders with your own credentials and keep them out of version control.