MicroVM Shardflux alternatives
48 microVM sandbox providers you can use instead of Shardflux. Lizard Sandboxes has the lowest hourly price, $0.016 for 2 vCPU and 4 GiB.
Updated
Shardflux, for reference
ShardfluxServerless VMs for cloud agents that park when idle and keep their state.
IsolationFirecracker
2 vCPU · 4 GiB$0.140 / hr
Free tier30 days of Pro
Max sessionNot listed
48 microVM alternatives to Shardflux
Sorted by hourly price for 2 vCPU · 4 GiB, low to high
Sponsored listing
SponsoredThis slot is open. Contact us to book it.
Lizard Sandboxes
Firecracker microVM sandboxes for AI agents.No session limitFirecrackerLower vCPU price$0.016per hour
$0.029per hour
Celesto Cloud
Cloud computers for AI agents, each in a microVM.MicroVMLower vCPU priceSnapshot and resume keep processes intact$0.030per hour
Mosaic Sandbox
Linux microVM sandboxes for coding agents.FirecrackerLower vCPU priceRestore sandboxes from a saved snapshot.$0.050per hour
Northflank Sandboxes
MicroVM sandboxes for running untrusted code.No session limitMicroVMLower vCPU price$0.067per hour
DigitalOcean MicroVMs
Lightweight virtual machines that run a container image in their own kernel and pause when idle.FirecrackerLower vCPU priceCheckpoints save memory and disk$0.078per hour
Prime Sandboxes
Isolated microVM sandboxes for AI agents and RL.No session limitMicroVMLower vCPU price$0.090per hour
Oblien Workspace
Hosted microVM workspaces for AI agents.FirecrackerLower vCPU priceMemory snapshots keep RAM and processes. Disk archives are separate.$0.092per hour
BytePlus AI Cloud Native Sandbox
Isolated microVM sandboxes for AI inference, reinforcement learning and model evaluation.MicroVMLower vCPU price$0.103per hour
$0.110per hour
CreateOS Sandbox
Hosted Firecracker microVM sandboxes for AI agents.No session limitFirecrackerLower vCPU price$0.119per hour
Caged
Isolated microVM sandboxes that record every agent action.FirecrackerFree plan, 5 sandboxes a day$0.120per hourDigitalOcean Harness Runtime
Managed microVM sandboxes for AI agents and their code.FirecrackerLower RAM priceSnapshots and checkpoints, $0.05 per GiB-month$0.126per hour
Collimate
Live-fork microVM sandboxes for RL post-training and coding agents.FirecrackerLower RAM priceDemo key, free with no card$0.128per hour
Docker Sandboxes
Cloud microVM sandboxes for coding agents, run by Docker.MicroVMManaged through the API$25 credit, one time$0.140per hour
Together Sandbox
Isolated runtime environments for code from AI agents.FirecrackerLower RAM priceSnapshot on termination keeps state$0.149per hour
MIOSA
Cloud sandboxes and persistent computers that AI agents use to build and run software.FirecrackerLower RAM price$10 credit, one time$0.149per hour
$0.150per hour
BoxLite Cloud
Hosted microVM boxes for AI agents, with an SDK.MicroVMLower RAM priceDisabled on Cloud$0.158per hour
Fly.io Sprites
Persistent Linux computers that sleep when idle.FirecrackerLower vCPU priceCheckpoints$0.165per hour
microsandbox cloud
Hosted microVM sandboxes for AI agents and untrusted code.MicroVMDisk only, from stopped persistent sandboxesFree plan, 5 computer-hours a month$0.165per hour
Smol Machines
Hosted Linux microVMs with their own kernel, for agents and untrusted code.MicroVMNot in the cloud API. Use branch or export instead.$100 credit, one time$0.165per hour
Blaxel
Sandboxes that pause when idle and resume with state.Bills on memory onlyNo session limitMicroVM$0.166per hour
$0.166per hour
E2B
Open-source sandbox platform that gives AI agents isolated machines.Firecracker4 regions$100 credit, one time$0.166per hour
HopX
Firecracker microVM sandboxes for AI agents.No session limitFirecrackerCapture with the hopx CLI$0.166per hour
InstaVM
Hardware-isolated microVMs for AI agent code.FirecrackerFork any sandbox, rewind any run$50 credit$0.166per hour
Leap0
Firecracker microVM sandboxes for running untrusted code.FirecrackerMemory and disk state1 regions$0.166per hour
Superserve
Firecracker microVM sandboxes that pause and resume.No session limitFirecracker$5 to start, plus $95 when you add billing$0.166per hour
$0.166per hour
PandaStack Sandbox
Firecracker microVM sandboxes for AI agents.No session limitFirecracker$5.40 usage credit every month$0.173per hour
Cloudflare Sandbox
Linux sandboxes that run untrusted or generated code, driven from a Worker.FirecrackerLower RAM pricePublic beta. A snapshot expires 30 days after it is created or last restored$0.180per hour
LangSmith Sandboxes
Isolated sandboxes for running agent-generated code.FirecrackerFrom Docker images or running sandboxes4 regions$0.189per hour
Tensorlake Sandboxes
MicroVM sandboxes for AI agents and AI-generated code.No session limitMicroVMFree plan, $0 forever$0.200per hour
Azure Container Apps Sandboxes
Isolated microVM sandboxes that start on demand.MicroVMLower RAM priceMemory and disk$0.216per hour
Amazon Bedrock AgentCore Code Interpreter
Managed code sandboxes for AI agents on AWS.MicroVMLower RAM priceSOC 2$0.217per hourAWS Lambda MicroVMs
Serverless microVMs on AWS that suspend when idle.FirecrackerLower RAM priceImage snapshot of an initialized app$0.252per hour
Deno Sandbox
Linux microVMs for running untrusted and generated code.FirecrackerRead-only images made from volumes2 regions$0.300per hour
Islo Sandboxes
Persistent microVM computers for coding agents.MicroVMStarting credit, no card required$0.300per hour
$0.317per hour
CoreWeave Sandboxes
Isolated environments for running untrusted code.MicroVMFile system snapshots, restore into new sandboxes$0.341per hour
Vercel Sandbox
Isolated Linux microVMs for running untrusted code.Firecracker19 regions5 CPU-hours every month$0.341per hour
Alibaba Cloud Agent Sandbox
Managed microVM sandboxes for AI agent workloads.MicroVMCheckpoint and restore of memory stateNot listedper hour
Maritime
Hosting for persistent AI agents and Linux desktops, each in its own micro-VM.Firecracker3 agents, foreverNot listedper hour
Nebius Sandboxes
Sandboxes for AI agents that branch from any checkpoint.MicroVMSaves filesystem state as an image, not running processes.Not listedper hour
OmniRun
Sandboxes on Firecracker microVMs, self-hosted or managed.FirecrackerUser snapshots planned for v0.21 regionsNot listedper hour
Not listedper hour
Unikraft Cloud
MicroVM sandboxes that start in under 10 ms.FirecrackerSnapshot history and rollback on Pro5 regionsNot listedper hour
Side by side
Shardflux first, then the 48 alternatives
Provider
Isolation
vCPU / hr
GiB / hr
Free tier
Max session
GPU
- Isolation
- Firecracker
- vCPU / hr
- $0.040
- Free tier
- 30 days of Pro
- Isolation
- Firecracker
- vCPU / hr
- $0.008
- Free tier
- 7-day trial
- Isolation
- MicroVM
- vCPU / hr
- $0.014
- Free tier
- Not listed
- Isolation
- MicroVM
- vCPU / hr
- $0.015
- Free tier
- $5 credit
- Isolation
- Firecracker
- vCPU / hr
- $0.025
- Free tier
- Not listed
- Isolation
- MicroVM
- vCPU / hr
- $0.017
- Free tier
- Not listed
- Isolation
- Firecracker
- vCPU / hr
- $0.022
- Free tier
- Not listed
- Isolation
- MicroVM
- vCPU / hr
- $0.020
- Free tier
- Not listed
- Isolation
- Firecracker
- vCPU / hr
- $0.030
- Free tier
- Free tier, no credit card
- Isolation
- MicroVM
- vCPU / hr
- $0.035
- Free tier
- Not listed
- Isolation
- MicroVM
- vCPU / hr
- $0.025
- Free tier
- $50 credit
- Isolation
- Firecracker
- vCPU / hr
- $0.036
- Free tier
- 500 free credits
- Isolation
- Firecracker
- vCPU / hr
- $0.060
- Free tier
- Free plan
- Isolation
- Firecracker
- vCPU / hr
- $0.044
- Free tier
- Not listed
- Isolation
- Firecracker
- vCPU / hr
- $0.040
- Free tier
- Free demo
- Isolation
- MicroVM
- vCPU / hr
- $0.070
- Free tier
- $25 credit, one time
- Isolation
- Firecracker
- vCPU / hr
- $0.045
- Free tier
- Not listed
- Isolation
- Firecracker
- vCPU / hr
- $0.045
- Free tier
- $10 credit
- Isolation
- MicroVM
- vCPU / hr
- $0.047
- Free tier
- $30 credit
- Isolation
- MicroVM
- vCPU / hr
- $0.050
- Free tier
- $100 credit
- Isolation
- Firecracker
- vCPU / hr
- $0.039
- Free tier
- $30 trial credit
- Isolation
- MicroVM
- vCPU / hr
- $0.050
- Free tier
- Free plan
- Isolation
- MicroVM
- vCPU / hr
- $0.050
- Free tier
- $100 credit
- Isolation
- MicroVM
- vCPU / hr
- Included
- Free tier
- Credit of up to $200
- Isolation
- Firecracker
- vCPU / hr
- $0.050
- Free tier
- $100 credit
- Isolation
- Firecracker
- vCPU / hr
- $0.050
- Free tier
- $100 credit
- Isolation
- Firecracker
- vCPU / hr
- $0.050
- Free tier
- $200 credit
- Isolation
- Firecracker
- vCPU / hr
- $0.050
- Free tier
- $50 credit
- Isolation
- Firecracker
- vCPU / hr
- $0.050
- Free tier
- Free during public preview
- 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
- Firecracker
- vCPU / hr
- $0.072
- Free tier
- None
- Isolation
- Firecracker
- vCPU / hr
- $0.058
- Free tier
- 8 LSU a month
- Isolation
- MicroVM
- vCPU / hr
- $0.070
- Free tier
- Free plan, $0 forever
- Isolation
- MicroVM
- vCPU / hr
- $0.086
- Free tier
- Not listed
- Isolation
- MicroVM
- vCPU / hr
- $0.090
- Free tier
- Not listed
- Isolation
- Firecracker
- vCPU / hr
- $0.100
- Free tier
- Not listed
- Isolation
- Firecracker
- vCPU / hr
- $0.100
- Free tier
- Not listed
- Isolation
- MicroVM
- vCPU / hr
- $0.070
- Free tier
- Credits to start
- Isolation
- MicroVM
- vCPU / hr
- $0.108
- Free tier
- $50 credit
- Isolation
- MicroVM
- vCPU / hr
- $0.128
- Free tier
- Not listed
- Isolation
- Firecracker
- vCPU / hr
- $0.128
- Free tier
- 5 CPU-hrs / mo
- Isolation
- MicroVM
- vCPU / hr
- Not listed
- Free tier
- Not listed
- Isolation
- Firecracker
- vCPU / hr
- Not listed
- Free tier
- 3 agents, forever
- Isolation
- MicroVM
- vCPU / hr
- Not listed
- Free tier
- Not listed
- Isolation
- Firecracker
- vCPU / hr
- Not listed
- Free tier
- Not listed
- Isolation
- Firecracker
- vCPU / hr
- Not listed
- Free tier
- 7-day trial
- Isolation
- Firecracker
- vCPU / hr
- Not listed
- Free tier
- Hobby plan, free forever