E2B Sandboxes

ID	e2b
Category	Sandboxes
Features	None
Dependencies	session_storage

Run code in cloud sandboxes powered by E2B. Create isolated Linux environments, execute commands, and manage sandbox files. Sandboxes are scoped to the session and cleaned up automatically.

Tools

e2b_create_sandbox

Create a new E2B sandbox.

Parameter	Type	Required	Description
template	string	no	Sandbox template name or ID
timeout_ms	integer	no	Timeout in milliseconds

Returns sandbox_id and connection details.

e2b_exec

Execute a shell command in a sandbox.

Parameter	Type	Required	Description
sandbox_id	string	yes	Target sandbox
command	string	yes	Shell command to run
cwd	string	no	Working directory

e2b_read_file

Read a text file from a sandbox filesystem.

Parameter	Type	Required	Description
sandbox_id	string	yes	Target sandbox
path	string	yes	File path
offset	integer	no	Line offset to start reading from
limit	integer	no	Maximum number of lines to return

e2b_write_file

Write a text file into a sandbox filesystem.

Parameter	Type	Required	Description
sandbox_id	string	yes	Target sandbox
path	string	yes	File path
content	string	yes	File content

e2b_list_sandboxes

List all E2B sandboxes created in the current session.

e2b_manage_sandbox

Pause or kill an E2B sandbox.

Parameter	Type	Required	Description
sandbox_id	string	yes	Target sandbox
action	string	yes	pause or kill

Authentication

E2B API key is resolved automatically from Settings > Connections > E2B.

Notes

• Each sandbox is an isolated Linux environment with internet access
• Sandboxes are tracked per session; use e2b_manage_sandbox to kill when done
• File operations target the sandbox filesystem, not the session workspace

See Also

• Storage — API key and state persistence
• Capabilities Overview