XFuel MCP Server

XFuel is an MCP integration. Submit AI inference to XFuel, pay per task (USDC via x402 or TFUEL), fetch/verify ZK proofs.

Packages and local setup

The published npm package is xfuel-mcp, version 0.1.1. Its declared MCP transport is stdio.

The package declares XFUEL_API_URL: XFuel API base URL. Defaults to the hosted testnet demo.; XFUEL_API_KEY: API key sent as X-API-Key. Defaults to the shared public demo key.; XFUEL_MCP_AUTH_TOKEN: Optional bearer token required on the HTTP transport (Authorization: Bearer ).; XFUEL_RPC_URL: Theta RPC URL enabling verify_proof's optional on-chain nullifier read.; ZK_VERIFIER_ADDRESS: ZKVerifierSP1 contract address (paired with XFUEL_RPC_URL).; XFUEL_PAYER_PRIVATE_KEY: Funded payer private key that enables the pay_with_usdc tool. Moves USDC — keep secret; use a low-balance wallet..

Before connecting

Check the maintainer’s instructions for account access, authentication and the supported client configuration. Once connected, inspect the tools your client receives and try a small task that matches the server’s stated purpose. The registry description does not include a verified, complete tool list.

Project and source

View the publisher’s registry entry · Project repository · Project website. This profile uses version 0.1.1 from the registry. Registration identifies the publisher namespace; it does not establish that this is a first-party integration for every service it connects.

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