AdYour product here, seen by people installing AI tools every day

How to install s3 in Gemini CLI

Gemini CLI was replaced by Antigravity CLI in June 2026. On an enterprise licence or paid API key you can still install s3 by running "gemini mcp add s3 npx -y s3-aws-mcp-server", then type /mcp to check it.

Built from the published package · server updated 14 days ago

  1. 1

    Run the install command

    In a terminal, run:

    gemini mcp add s3 npx -y s3-aws-mcp-server
  2. 2

    Check it

    Inside Gemini CLI, type /mcp to list servers and tools.

MCP servers run with your permissions. If s3 needs an API key, add it under env in the config. Check its README.

Install s3 in another app

Similar servers

Questions

Does s3 work in Gemini CLI?

Yes. Gemini CLI supports local and remote mcp servers, extensions (legacy), and s3 installs with the steps above.

s3 does not show up in Gemini CLI. What now?

Restart Gemini CLI fully, check the JSON is valid, and make sure Node.js (for npx) is installed. See common MCP errors and fixes.

Is s3 safe?

It scores 83 of 100. Review the code before you install it, and only give it the access it needs. Grades and details.