gas-paymaster MCP Server
API key requiredGas credit management and sponsored transactions via The Agent Cafe paymaster
To add gas-paymaster to Claude, run the install command below or copy the ready-made config for Claude Code, Claude Desktop, Cursor and VS Code further down. Restart your client after adding it and its tools show up in your next conversation. It needs 3 environment variables, listed below.
Install
npx -y @thryx/gas-paymaster-mcp-server@1.0.2Environment variables
RPC_URLSet in your MCP configTHRYX_API_KEYSet in your MCP configDEPLOYER_PRIVATE_KEYSet in your MCP configInstall with your client
claude mcp add gas-paymaster --env RPC_URL=<YOUR_RPC_URL> --env THRYX_API_KEY=<YOUR_THRYX_API_KEY> --env DEPLOYER_PRIVATE_KEY=<YOUR_DEPLOYER_PRIVATE_KEY> -- npx -y @thryx/gas-paymaster-mcp-server@1.0.2
Run this in a terminal to add the server to Claude Code.
What this does
gas-paymaster exposes a set of tools to Claude over the Model Context Protocol. After you add it to claude_desktop_config.json (snippet above) and restart Claude Desktop, those tools become callable inside any conversation.
Requirements
This server needs the following environment variables to be set before it can run:
RPC_URL THRYX_API_KEY DEPLOYER_PRIVATE_KEY
Set these via the env object in your MCP config (see claude_desktop_config.json snippet above).
Frequently asked questions
How do I install gas-paymaster?
Run the Claude Code command in the install section to add gas-paymaster to Claude Code, or copy the ready-made config for your client from the install section on this page. Restart your client afterwards and the tools appear in your next conversation.
Which clients work with gas-paymaster?
This page carries setup and config for Claude Code, Claude Desktop, Cursor and VS Code. Any other MCP client that accepts a standard server config can connect to gas-paymaster as well.
Does gas-paymaster need an API key?
Yes. Before it can run, set these environment variables: RPC_URL, THRYX_API_KEY, DEPLOYER_PRIVATE_KEY. They go in the env block of your MCP config.
Imported from the Official MCP Registry. The details above come from the registry entry; the maker can claim this listing to correct them, add docs, and see its traffic.
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