Foundry
Verified IntegrationClient Configuration
— Connect Foundry to Claude Desktop or Cursor in seconds{
"mcpServers": {
"foundry-3": {
"command": "npx",
"args": [
"-y",
"@modelcontextprotocol/server-foundry-3"
],
"env": {}
}
}
}~/Library/Application Support/Claude/claude_desktop_config.json (macOS) or %APPDATA%\Claude\claude_desktop_config.json (Windows).System Overview
Exposes Foundry's (forge, cast, anvil) command-line interface tools as an MCP server for AI assistants.
7/23/2026
Open Source
stdio / SSE RPC
Frequently Asked Questions
Architecture and operational details for Foundry
Key use cases include AI-assisted smart contract development lifecycle management, automated blockchain interaction and data querying, streamlined local development network setup and control, and overall facilitation of complex Web3 tasks through AI.
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