AI Plugin Index
Ethereum Transaction Builder
CommunityMCP server by nirholas · updated · ★ 26
Build and sign Ethereum transactions - EIP-1559, gas estimation, RLP, ERC-20 transfers Ethereum Transaction Builder is a community project by nirholas, not verified by a company domain.
Last commit in the past day
No licence found, so reuse rights are unclear
Clear description, published package or server URL, original repository
Not checked yet. What we check
Install Ethereum Transaction Builder
Built from the published package, never by AIclaude mcp add ethereum-transaction-builder -- uvx transaction-mcp-serverRun in your terminal. Add --scope user to use it in every project.
Step-by-step: install Ethereum Transaction Builder in Claude Code
{
"mcpServers": {
"ethereum-transaction-builder": {
"command": "uvx",
"args": [
"transaction-mcp-server"
]
}
}
}Settings, Developer, Edit config. Paste into claude_desktop_config.json and restart.
Step-by-step: install Ethereum Transaction Builder in Claude Desktop
{
"mcpServers": {
"ethereum-transaction-builder": {
"command": "uvx",
"args": [
"transaction-mcp-server"
]
}
}
}Add to ~/.cursor/mcp.json (all projects) or .cursor/mcp.json (this project).
Step-by-step: install Ethereum Transaction Builder in Cursor
{
"servers": {
"ethereum-transaction-builder": {
"command": "uvx",
"args": [
"transaction-mcp-server"
]
}
}
}Add to .vscode/mcp.json. VS Code uses "servers", not "mcpServers".
Step-by-step: install Ethereum Transaction Builder in VS Code
codex mcp add ethereum-transaction-builder -- uvx transaction-mcp-server{
"mcpServers": {
"ethereum-transaction-builder": {
"command": "uvx",
"args": [
"transaction-mcp-server"
]
}
}
}Add to ~/.gemini/config/mcp_config.json (all projects) or .agents/mcp_config.json (this project).
Step-by-step: install Ethereum Transaction Builder in Antigravity CLI
gemini mcp add ethereum-transaction-builder uvx transaction-mcp-serverGemini CLI was replaced by Antigravity CLI in June 2026 and remains only for enterprise licences and paid API keys.
Step-by-step: install Ethereum Transaction Builder in Gemini CLI
MCP servers run with your permissions and can read what you give them access to. Some need an API key: check the README and add it under env in the ethereum-transaction-builder block.
Alternatives to Ethereum Transaction Builder
All alternatives →
MCP server integrating with Stripe - tools for customers, products, payments, and more.
Official CCXT MCP server - Market data and trading across 100+ exchanges and prediction markets
200+ transparent financial metrics calculated from raw statements, not third-party endpoints.
x402 Payment Protocol
x402 Payment Protocol
JS API for Yahoo Finance
Ethereum Transaction Builder: common questions
How do I install Ethereum Transaction Builder?
In Claude Code run claude mcp add ethereum-transaction-builder -- uvx transaction-mcp-server. For Claude Desktop, Cursor and VS Code, paste the config shown above and restart. See the install guides.
Is Ethereum Transaction Builder the official server?
Ethereum Transaction Builder is a community project by nirholas, not verified by a company domain.
Is Ethereum Transaction Builder free?
The code is published under the NOASSERTION licence. The service it connects to may have its own pricing.
Is Ethereum Transaction Builder safe to use?
It scores 67 of 100. Grades: maintenance A, licence F, quality C. The security check has not run for it yet. Review the code before you install. How grades work.
What are alternatives to Ethereum Transaction Builder?
Similar MCP servers: mcp, CCXT, Finance Toolkit, X402 MCP.
Does Ethereum Transaction Builder work with ChatGPT?
Not directly. It runs locally, and ChatGPT only connects to remote servers with a URL. Use it in Claude Code, Claude Desktop, Cursor, VS Code or Codex.