How to install AWS Lambda MCP Server in Claude Desktop
To install AWS Lambda MCP Server in Claude Desktop, open Settings, Developer, Edit Config, paste the "aws-lambda-mcp-server" block into mcpServers in claude_desktop_config.json, and restart the app.
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- 1
Open the config file
In Claude Desktop, go to Settings, then Developer, then Edit Config.
- 2
Add the server
Paste this into the file. If you already have servers, add the "aws-lambda-mcp-server" entry inside your existing mcpServers block.
{ "mcpServers": { "aws-lambda-mcp-server": { "command": "npx", "args": [ "-y", "aws-lambda-mcp-server" ] } } } - 3
Restart Claude Desktop
Quit the app fully and open it again. The server appears under the tools icon in a new chat.
Config file: macOS: ~/Library/Application Support/Claude/claude_desktop_config.json · Windows: %APPDATA%\Claude\claude_desktop_config.json
MCP servers run with your permissions. If AWS Lambda MCP Server needs an API key, add it under env in the config. Check its README.
Install AWS Lambda MCP Server in another app
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Questions
Does AWS Lambda MCP Server work in Claude Desktop?
Yes. Claude Desktop supports local mcp servers through a config file, remote servers as connectors, and AWS Lambda MCP Server installs with the steps above.
AWS Lambda MCP Server does not show up in Claude Desktop. What now?
Restart Claude Desktop fully, check the JSON is valid, and make sure Node.js (for npx) is installed. See common MCP errors and fixes.
Is AWS Lambda MCP Server safe?
It scores 57 of 100. Review the code before you install it, and only give it the access it needs. Grades and details.
