Shellbox alternatives with no session limit
29 sandbox providers with no session limit you can use instead of Shellbox. Agent37 Cloud has the lowest hourly price, $0.006 for 2 vCPU and 4 GiB. Orgo, Northflank Sandboxes, Daytona, Thunder Sandboxes, Tensorlake Sandboxes and Beam Sandboxes offer GPUs.
Updated
Shellbox, for reference
ShellboxLinux microVMs for developers and AI agents, made and controlled over SSH.
IsolationFirecracker
2 vCPU · 4 GiB$0.020 / hr
Free tierNot listed
Max sessionNo limit
29 alternatives to Shellbox with no session limit
Sorted by hourly price for 2 vCPU · 4 GiB, low to high
Sponsored listing
SponsoredThis slot is open. Contact us to book it.
Agent37 Cloud
Persistent Linux sandboxes and VMs for code and agents.Lowest hourly priceDesktopgVisor$0.006per hour
Krova Cloud
Firecracker microVMs with root access, billed by the minute.FirecrackerLower vCPU priceAutomatic snapshots on a tier schedule, plus manual ones$0.012per hour
Zipbox
Long-lived Firecracker microVMs for AI agents, each with its own desktop.DesktopFirecrackerLower vCPU price$0.014per hour
$0.016per hour
$0.018per hour
Bunny Sandbox
Isolated cloud sandboxes for AI agents, run on gVisor.Bills active CPU onlygVisorISO 27001$0.060per hour
$0.060per hour
Sandbox0
Long-running agent sandboxes with durable storage.Bills on memory onlygVisor$5 credit, one time$0.060per hour
$0.062per hour
Northflank Sandboxes
MicroVM sandboxes for running untrusted code.GPUCloud HypervisorFilesystem snapshots of a running service. Needs the Kata runtime$0.067per hour
Runtime
Firecracker microVM sandboxes for AI agents, billed on the CPU that code uses.Bills active CPU onlyDesktopFirecracker$0.080per hour
Buddy Sandboxes
Persistent Linux VMs that AI agents create and control through an API, SDK, CLI or MCP.Full VMNo expiry. A snapshot stays after its sandbox is deleted$1 of usage credit every month$0.086per hour
Prime Sandboxes
Isolated microVM sandboxes for AI agents and RL.MicroVMFilesystem checkpoints and forks. Files only, not running processes or memory$0.090per hour
$0.092per hour
CreateOS Sandbox
Hosted Firecracker microVM sandboxes for AI agents.DesktopFirecrackerPause, resume and fork$0.119per hour
Together Sandbox
Isolated runtime environments for code from AI agents.FirecrackerSnapshot on termination keeps stateSOC 2 Type II$0.149per hour
$0.150per hour
$0.166per hour
$0.166per hour
$0.166per hour
Superserve
Firecracker microVM sandboxes that pause and resume.DesktopFirecracker$5 to start, plus $95 when you add billing$0.166per hour
Thunder Sandboxes
Isolated, short-lived sandboxes for agents, GPU optional.GPUFirecrackerSOC 2 Type II$0.166per hour
PandaStack Sandbox
Firecracker microVM sandboxes for AI agents.Bills active CPU onlyFirecracker$5.40 usage credit every month$0.173per hour
BoxCompute
Linux VM sandboxes for AI agents, hosted in Malaysia.DesktopFull VMNo snapshots, checkpoints or forks in the public API$0.200per hour
Tensorlake Sandboxes
MicroVM sandboxes for AI agents and AI-generated code.Bills active CPU onlyGPUDesktop$0.200per hour
Beam Sandboxes
Isolated, secure environments for running untrusted code at scale.GPUContainerFilesystem or live memory$0.227per hour
Railway Sandboxes
Isolated Linux VMs you create on demand and destroy.Bills active CPU onlyFull VMDisk only. Processes and memory are not kept.$0.417per hour
Apify AI Code Sandbox
Apify Actor that runs AI-generated code in an isolated container, with MCP, REST API and shell access.Bills on memory onlyContainer1 regions$0.800per hour
xShellz Agent Shell
Always-on Linux boxes for AI agents, isolated with gVisor.gVisorFree plan, 1 box with 0.5 vCPU and 512 MBGDPRNot listedper hour
Side by side
Shellbox first, then the 29 alternatives
Provider
Isolation
vCPU / hr
GiB / hr
Free tier
Max session
GPU
- Isolation
- Firecracker
- vCPU / hr
- $0.010
- Free tier
- Not listed
- Isolation
- gVisor
- vCPU / hr
- $0.001
- Free tier
- $5 credit
- Isolation
- Firecracker
- vCPU / hr
- $0.001
- Free tier
- $5 credit
- Isolation
- Firecracker
- vCPU / hr
- $0.007
- Free tier
- $25 credit
- Isolation
- Firecracker
- vCPU / hr
- $0.008
- Free tier
- 7-day trial
- Isolation
- Full VM
- vCPU / hr
- $0.009
- Free tier
- 7-day free trial with 25 hours of compute
- Isolation
- gVisor
- vCPU / hr
- $0.020
- Free tier
- Not listed
- Isolation
- Full VM
- vCPU / hr
- $0.030
- Free tier
- $5 credit
- Isolation
- gVisor
- vCPU / hr
- Included
- Free tier
- $5 credit
- Isolation
- Full VM
- vCPU / hr
- $0.015
- Free tier
- $5 credit each month
- Isolation
- Cloud Hypervisor
- vCPU / hr
- $0.017
- Free tier
- Free plan
- Isolation
- Firecracker
- vCPU / hr
- $0.025
- Free tier
- 100 free hours
- Isolation
- Full VM
- vCPU / hr
- $0.014
- Free tier
- $1 / mo
- Isolation
- MicroVM
- vCPU / hr
- $0.020
- Free tier
- Not listed
- Isolation
- Firecracker
- vCPU / hr
- $0.030
- Free tier
- Free tier, no credit card
- Isolation
- Firecracker
- vCPU / hr
- $0.036
- Free tier
- 500 free credits
- Isolation
- Firecracker
- vCPU / hr
- $0.045
- Free tier
- Not listed
- Isolation
- MicroVM
- vCPU / hr
- $0.047
- Free tier
- $30 credit
- Isolation
- MicroVM
- vCPU / hr
- Included
- Free tier
- Credit of up to $200
- Isolation
- Container
- vCPU / hr
- $0.050
- Free tier
- $200 free compute
- Isolation
- Firecracker
- vCPU / hr
- $0.050
- Free tier
- $200 credit
- Isolation
- Firecracker
- vCPU / hr
- $0.050
- Free tier
- $5 to start, plus $95 when you add billing
- Isolation
- Firecracker
- vCPU / hr
- $0.051
- Free tier
- Not listed
- Isolation
- Firecracker
- vCPU / hr
- $0.054
- Free tier
- $5.40 / month
- Isolation
- Full VM
- vCPU / hr
- $0.100
- Free tier
- $5 credit
- Isolation
- Firecracker
- vCPU / hr
- $0.070
- Free tier
- Free plan, $0 forever
- Isolation
- Container
- vCPU / hr
- $0.068
- Free tier
- Not listed
- Isolation
- Full VM
- vCPU / hr
- $0.069
- Free tier
- $5 credit
- Isolation
- Container
- vCPU / hr
- Included
- Free tier
- $5 / mo
- Isolation
- gVisor
- vCPU / hr
- Not listed
- Free tier
- 1 small box