Submit AI inference to XFuel, pay per task (USDC via x402 or TFUEL), fetch/verify ZK proofs.
Setup
Choose your client, copy the config, then fill in any required environment variables.
claude mcp add xfuel --env XFUEL_API_KEY='<XFUEL_API_KEY>' --env XFUEL_MCP_AUTH_TOKEN='<XFUEL_MCP_AUTH_TOKEN>' --env XFUEL_PAYER_PRIVATE_KEY='<XFUEL_PAYER_PRIVATE_KEY>' -- npx -y xfuel-mcp~/.codex/config.toml
[mcp_servers.xfuel]
command = "npx"
args = ["-y", "xfuel-mcp"]
env = { XFUEL_API_KEY = "<XFUEL_API_KEY>", XFUEL_MCP_AUTH_TOKEN = "<XFUEL_MCP_AUTH_TOKEN>", XFUEL_PAYER_PRIVATE_KEY = "<XFUEL_PAYER_PRIVATE_KEY>" }
# codex mcp add xfuel --env XFUEL_API_KEY='<XFUEL_API_KEY>' --env XFUEL_MCP_AUTH_TOKEN='<XFUEL_MCP_AUTH_TOKEN>' --env XFUEL_PAYER_PRIVATE_KEY='<XFUEL_PAYER_PRIVATE_KEY>' -- npx -y xfuel-mcp~/.cursor/mcp.json
{
"mcpServers": {
"xfuel": {
"command": "npx",
"args": [
"-y",
"xfuel-mcp"
],
"env": {
"XFUEL_API_KEY": "<XFUEL_API_KEY>",
"XFUEL_MCP_AUTH_TOKEN": "<XFUEL_MCP_AUTH_TOKEN>",
"XFUEL_PAYER_PRIVATE_KEY": "<XFUEL_PAYER_PRIVATE_KEY>"
}
}
}
}.vscode/mcp.json
{
"servers": {
"xfuel": {
"type": "stdio",
"command": "npx",
"args": [
"-y",
"xfuel-mcp"
],
"env": {
"XFUEL_API_KEY": "<XFUEL_API_KEY>",
"XFUEL_MCP_AUTH_TOKEN": "<XFUEL_MCP_AUTH_TOKEN>",
"XFUEL_PAYER_PRIVATE_KEY": "<XFUEL_PAYER_PRIVATE_KEY>"
}
}
}
}~/.gemini/settings.json
{
"mcpServers": {
"xfuel": {
"command": "npx",
"args": [
"-y",
"xfuel-mcp"
],
"env": {
"XFUEL_API_KEY": "<XFUEL_API_KEY>",
"XFUEL_MCP_AUTH_TOKEN": "<XFUEL_MCP_AUTH_TOKEN>",
"XFUEL_PAYER_PRIVATE_KEY": "<XFUEL_PAYER_PRIVATE_KEY>"
}
}
}
}claude_desktop_config.json
{
"mcpServers": {
"xfuel": {
"command": "npx",
"args": [
"-y",
"xfuel-mcp"
],
"env": {
"XFUEL_API_KEY": "<XFUEL_API_KEY>",
"XFUEL_MCP_AUTH_TOKEN": "<XFUEL_MCP_AUTH_TOKEN>",
"XFUEL_PAYER_PRIVATE_KEY": "<XFUEL_PAYER_PRIVATE_KEY>"
}
}
}
}.trae/mcp.json
{
"mcpServers": {
"xfuel": {
"command": "npx",
"args": [
"-y",
"xfuel-mcp"
],
"env": {
"XFUEL_API_KEY": "<XFUEL_API_KEY>",
"XFUEL_MCP_AUTH_TOKEN": "<XFUEL_MCP_AUTH_TOKEN>",
"XFUEL_PAYER_PRIVATE_KEY": "<XFUEL_PAYER_PRIVATE_KEY>"
}
}
}
}Environment variables
XFUEL_API_KEYXFUEL_MCP_AUTH_TOKENXFUEL_PAYER_PRIVATE_KEY
Replace the placeholders with your own credentials and keep them out of version control.