Connect Google Drive to Codex
Give Codex governed access to Google Drive’s 16 tools through Runlayer, with identity, policy, scanning, and audit on every call.
Set up
Add Google Drive to Codex in four steps
Admins approve the server once. Everyone in Codex then gets it through the same governed connection.
- 1
Approve Google Drive in Runlayer
Add Google Drive from the catalog and choose who can use it and which of its tools are allowed.
- 2
Connect Codex to Runlayer
Runlayer’s CLI adds the Runlayer Plugin to Codex’s local plugin marketplace, and users then enable it in Codex. With direct tool listing turned on for your deployment, Google Drive’s 16 tools show up in Codex’s own tool list (Codex 0.122 or newer, installed through the Runlayer CLI).
Codex setup guide - 3
Sign in to Google Drive
Sign in the way Google Drive requires. Runlayer holds the credentials so they stay out of the client’s configuration.
- 4
Use Google Drive from Codex
Google Drive’s approved tools appear in Codex. Every call is checked against policy and recorded.
Tools
16 Google Drive tools in Codex
Runlayer policy decides which of these Codex users can call. 5 read data only and 1 can change or delete data.
Copy file
Create a copy of a file in Google Drive.
Create doc from markdown
Create a beautifully formatted Google Doc from markdown content.
Create file
Create a new file in Google Drive with text or base64-encoded content.
Create folder
Create a new folder in Google Drive to organize files.
Delete file
Delete a file or folder by moving it to trash.
Fetch file
Fetch a file from Google Drive using its Google Drive file ID (don't use exa nor brave to read files).
Get metadata
Get detailed metadata about a specific file or folder, including size, ownership, sharing status, modification dates, and more.
List folder
List all files and folders within a specific folder.
Control
What Runlayer can see and stop in Codex
Some controls apply to every client at the gateway. Others depend on what Codex exposes to Runlayer.
Gateway policy (available)
Every Google Drive call from Codex passes through Runlayer, where your policies can allow, alert, mask, or block it.
Audit trail (available)
Each call is recorded with the user, Codex as the client, the tool, and the policy and scanner decisions.
Client hooks (available)
Capture supported prompts, reasoning, local and MCP tool calls, responses, and scanner decisions in real time.
Stop a call before it runs (available)
Runlayer can deny a tool call or permission request before Codex runs it.
Block output after it runs (available)
Runlayer can block a tool’s output before Codex’s model sees it.
Redact output in place (not available)
Codex cannot take masked output, so Runlayer can block a tool’s output but not mask it. The gateway still applies policy to the call.
Frequently asked questions
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